SCIENTIFIC ABSTRACT TOLYBEKOV, A. S. - TOMILETS, V. A.

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SCIENTIFIC ABSTRACT
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UWR ~UDC'~l5~-~81-875:615-385.-3-011-17 'r'KTY V. Y-7., SOROI~M'1, A. V~, YEFI-UIOV~ 0., M. PIGATOVS I _1 MOSIMIN, S. A., and TOLYMKGI, A.-S., Institute of "SETE-nd-eFlOMR,- Leningimd Antiinfluenza Antitoxic Activity of Ioeucocytic Pyrogen". Moscow Voprosy Virasologii, No 4, Tul/Aug 7?' 439-444 Abstract: The prophylactic effect of pyrogen~ obtained from rabbit leucocytes in peritoneal exudate was studied by injecting pyrogen intravenouslY into rabbits suosequently irfected with AO/32 influenza virus. When inj-ected~24 hoiirs prior to viral infection, pyro~en prevented death and the tissue 4nd vascular destrac- tion typical of influenza intoxication-jTh.. o- n,also altered the body -yr 0C temperature pattern in response to influenza virus infection, causing dis, pear ar ance of an early hyr-o-Cliermic phase., and development of a rapid tte:qierature ---reaction.) A aimilar reaction was observed with~injection~of Jewcastle disease -virus prior tc infection. 7 -his virus inducediformtion of irterferon and pyrogens in rabbits. Though the mechanisms by uhich pyro.-ea ircreases resitit- ance to virus in toxication are unkaowm.and re.ouire further otudy, Lhere is.now ~an obvious connection between leucocyte productslincludin- Ir ),rogen, released during Intoxication or infection and the increasedn body repistance to virus toxins, "Tie possibility of employinG leucocytic~pyrogen as aiprophylactic or therapeutic a-ent against influenza must be stUdied. U, ...... Z NMI USSR UDG: 616.~-4-002-022.6-02:616-988-73-092.2792 T YURMUNA, F. A., and VISHINYAKOVA, ~L A., :Laboratory of P~To- J V. S gens md Nonspecific Resistance, Division,o:C Gene ral Fatholdgy, Laboratcry of W ectious Pathology, Division of Pathological kiato4my,,, Institute of aperimental Medicine, Acadepy of M"-dical Sciences US$R, ~~zdid Divisio In, of Eq)ecially Dangerous Imfections Leningrad Institute imeni Pasteur. ulkirphogenesis of Rcperimental Ornithosis~, Neiimonia" 26-20 Moscow, krlddv Patologii, Vol 32, No 11, 19703 Abstract: Within 24 hours of intranasal Jilfection of mice T..ri~h the agerftu of ornithosis., tkie -rirus ,,ias found in the alveolar. Thagocyte's, where it multiplied to form nacrocolonies of ek-mentarj particles* Thee.virus was 111co famd in the epithelial cells of the bronchi.. 'I'ho vix-aal-containing calls at first --ho'..'ed no signs of dogonor~ation, xid there ww.no reaction in, the adjacent cells. '11he PC--- j U lymorphonuclear lcaukocytes reacted ady after the virus-filled ;macrorhageS were destroyed. . Mey engulfed the viral particles mleased froqm t1le, )ImcroPhag(I,- and then died them--elvez. The repeated cycles of viral grawU,, in the macrophages and ;hagocytosis by the polyauclear leukoay~ues tiocomts. f dr the,Ixotracted course of omithocis pneumonia. 7-7-j- J,,. 7Z USSR UDC 621.317.74;:621.317.742 KULESHOV, E. M., LITVINIOV, D. D. , TOMACHEVA.- N. I., YANOVSKIY,.TM. S. "Direct Readir- Meter for the Standing Wave Coefficient in the Millimeter Range' Radiatekhnika, Resp. mezhved. nauchno-tekhn. sb. (Radio Engineering. Republic Interdepartmental Scientific and Technical~Collectipn),~19,691 lryp. 11, PP 83-88 .(from RZh-Radiotekh nika, N. o 1, Jan 70 Abstract No IA318 'Resume) Translation: This article contains a description oi a new direct , reading meter for the standing wave coefficient in the T=11im-eter range, t~sing an original version of tile co-mparison. method. The instrt~ment-errors and results of testing it are analyzed. The error in measuring the standing wave coefficient does not grange. Means:ol' decreasing the exceed 6-8 percent in the entire millimeter =easu--ement.errors are pointed out. There are-tmo illustrations and two entries in the bibliography. 77. USSR UDC 539-385 V. I., ABABKOY, 0. V.0 YEVSMEVS V. Vs. 0and TO "lavestigation of the Laws Goveniing the Fatigue.Failure of AvlAtion Alloys" Sb. Nauch, Tre Kiyev. Irx--t Insh. C=hd. Aviatsil (Collectinn of Works of the Kiev Institute of Civil Aviation Engineers)t No 40 197is pp,57-61 (from Refdra- tivnyy,Zhu�nal, He"=Mmv No Zj Feb 7Zj Abstract No m366 by L. 14. Shkol. vik) Tzanslationt A study kdz made of influence of the vid the th and longth of the woeking part of a sample upon the rate of groutL of fatigua cracksp as uell as of scattering of the test results with respect toithe sonent of appearance of the first zacroscopic exackts and the, moment of total failmv of the saxple. The toSts wam conducted on flat samples of aluminum alloys 1)16r =1 V95 ilith a central aparture, for repeatod cyclical alongtition vith a hxtquaney of 435 cycles per minute, It was established - that - the. langth of the samples does not affect thoir lonpvity and rate of =Ckgrovth. -With m uldth increase of the emples and a length increase of the crack, tho'groirth xatelo~f the:cracks inareases. Increasing the Adth of the samples iAso brings about a. decrease of the fatigue-failure stage and of the relative crack length.at the moment of fallura.- With an increase of sample width, the.doefficient of strOss concen- end of a fatigue c=ck'incxeasos'o.'*-Tho.gwateBt' scattering is tration at the 2 69 USSR UDC 621.382.5 SEIMUK, V. A., TOMASREVICH, N. M., SHALEM, E. Gi "Use. of Semiconductor Materials in Thermopiles With New System of Commutation" V sh. Nizkotemperaturn. termoelektrich.~Materialy (L(mol-Temperature Thermo- electric Materials--Collection of Works)? Kishinev, 1970, pp 168-172 (from RZh--Elektron-ika i yeye primeneniye, No~5, May 1971, Abstract No 5B188) Translation: Problems connected with reduction of the cost of producing semiconductor thermopiles are considered'. An equation is found for the minimum height of the thermoelement, taking account of the rwaste of semi- conductor materials during cutting and pdlishiag.~ A neor method is proposed for commutation of the thermopile without soldering, by~~means of a clip with 'a preliminary galvanic covering of the surfac6s being j.-,,Lned.' 1 ill. 3 ref. Author's Abstract. '70 '~PROCESSING VATF-11SEP70 UNCLASSIFIED t.lKC ACCESSION NO--AP0104722 :ABSTRACT/EXTRACT--lU) GP-0- ABSTRACT IT IS SHOWN THAT ONE OF THE oOSSlRILlfIES:Fqi INTENSiFiCA*ION~OF HEAT FXCHANGE.IS A DISPERSAL OF THEIRMOELEMENTS WHICH CONSIDE!kABLY INtREASES,THE 4REA~.DF THE PIROING BASE AND DECREASES HARMFUL TEMPERATURE DROPS-BE-TWEEN JUNCTIONS AND MEDIA. ~DESIGN RATIOS.ARE GIVEN FOR DENSITIES~OF~HEAT CURRENTS ON JUNCTIONS OF THERMOBATTERIES. 'SINCE THr- OPTIMUM:DEGREE OF DISPERSAL OF THEMELEMENTS CANNOT-36 DETERMINED THEORECTICALCY.IN A GENERAL FORM, A METHOD OF EXPERIMENTAL DETERMINATION OF THE OPTIMUM.DENSITY OF PACKING -FOR,THF- CAS.E-OF.NATURAL. CONVECTION~WAS US.ED. ANOPTIMUM DE.SIGN OF THE MODULE FOR A REFRTGERATOR WITH CONVECTIVE COMNG,~IOF HOT JUNCTIONS WAS FOUND. ONE:TABLE. THREE ILLUSTRATIONS,~~SEVEN REFERENCESi UNCLASSulto Rock Density at High Pressures (Abstract; 'Study of Density of Rocks f rom Central Yazakhstan Under High Pressures," by 14, P. Volarovich, A. K, KurskeVev, A....I. Le-a~in, I. S I. L. Tu-ova and B. M. Uraqq. tute ur Ph sics _ygy, Inc till. the Eartn, ademv of '~ciances USSR, and Institute of.Geological Sci-ences, k- SR, dem of Sciences Kazakh SSR; Moscow, Izvestiya Mkademli Nau Aca Fizika Zemli, No. 1, 1970, pp. 46-51T- The density of rocks of variousi composition1-rom Central Kazakhstan wcs determined athigh pressures,in the laboratory. ;. Rock, tests were at quasihydrostttic pressures up to 15 kb. The apparatus used made it possi- ble to measure the velocities of elastic waves.,, The!sample was compressed by hard-alloy pistons. Change in volut~e (from displacement of the pistoa) was determined simultaneously with meastirements. of. tfig velocity of ~ongi- tudinal.waves. Change in denaty at different pressures was computed ~usin the for=la -1: VYV 7 Ree3j~~ -:19780902, AF0045875 where. P 0is the initial de le in g1cm3, rsity of the samp A V/V is the volume-decrement. Change in density w4as determined~with an error of about 5 percent. Samples were selected alo ng two deep seismic sounding ~profiles. Under the applied pressure density of all rocks increased. Mensity changes were greatest in~the initial phase to 4 kb. Later the cha nges became less and the density-pressure curves flattened out. The greatest density changes were observed~in samples of metamorphosed roclevs: ,schists, gneisses and porobyroids of more acidic composition for which the density changes at 15 kb attain 3.5 percent. The density of increases continue to 15 kb, granit2s also changes rather sharply and Relative density changes are dependent on, initial denrIty: ~ the lesser the density at atmospheric pressure-, th4Lgrearer is Oe change when pressure is applied. The maximum change~s~JnLdensity for rocks of acidic composition are evidently cause Id by their greater inho-mogeneity than for rocks of basic composition.. Acidiarocks are also poorly preserved. Defects in the rock, largely miclrofis.sures,'close under pressure and deosity at the attained pressures approach's an identical ~valtte~. for r0 eks of similar composition. For rocks of baBie ultrabasic compositlon the density at.pressures up to 15 kb does not exceed 2 perceat, that is, the compressibility of rocks of acidic COMPOStioti is greater than for basic A 19780903 77777 AP0045878 rocks bj approximately a factor,of 1,5. Density is dependent primarily on chemical and mineralogical composition'.~ Differentiation of rocks by densi- ty. corresponds to their basicity. The. densiry of saims tones at high pres- sures approaches the de-,vsity of~granodicrltes, Tuff-diorites approach the density of diorites. The density of eclogites fromnorthern Kazakhstan thern Kazakhstan can be-attributed-to the fact that they to 15-20 percent). The..results of studies of rock ressures can bemused in the geological interpretation The author~l used such,data in constructing a density e crust in. central Kazakhstan.~. USSR UDC: 6~2.001.43 VOLAROVICH, M. P.., TOIMASMSKAYA I S~ ."On the Velocities of Elastic Waves When Rock Specinveins are Dedorme4 and Dest d by Uniaxial Compression at HIydrostatic Pressures of up to 10,000-105 roye V sb. Frobl. reologii gorn. porod'.(Problema 'of the H~e6logy of Rocks-- 'collection of vorks), Kiev, 'Tduk. dumka~'j, 1970, P'p 38-41 (from R&-Mekhanikal No. qx Sep 70, Abstract No qv63o) Translation: The paper describes.a.high-press4re installation in which tests the vel.=itios of ultra- may:be conducted on compression a-nd:on measuring sonic longitudinal waves along.an&.across~the application of a uniaxial load, as vell as determining the axial force and. longitudinal. deformation of a specimen in the course of an experiment,using resistance tstrain gauges. Bibliography of six titles, Authors*,-abstiact# USSR UM 632.1-06:612.865/.867 L NAVAKATMPIT) A. 0.,, KUNMEV, YU. I-, LYSMA, G. G., 4VSKAY.A Ts.-~L DERKACH V. S. j, KAPSRUK, A. P *j, KOVALEVAj, A o I.,, STAITIST- .1 Dy OSD-SKAYA, L. S., and--PARLYU-K, A. F., Kiev- institute,of Industrial Hygiene and C)C'eupational Diseases "Effect Pf Yantal Work Accompanied by Nervous and- Emotional Stress of Varying Degrees on the CardiotvascWsa- Syst Mzscow, Kardiologiya, No 3, 1973, pp 50-56 Abstract: In addition to making a statistical anaaysis of 1,585 cases of myocardial infarction among Kiev twor-kers, the authors ran physiological studies on engineers, typesetters, mathematicians, and neurosurgeons. 'They found that the effects of mental work on the cardiovascular system vary vith the degTee of nervous tension and som-- other factors. Me manifeatiLtions range from incip- ient functional disturbances of regulation to severe patholoa. Moderate ten- sion elevates blood pressure, the increase in systolic and diastolic pressjares being related. Great tension,-however, tends to diBrupt,.,the relationship -probably because the centers regulating vasoular tonus become uncoordinated. Intense nervous and emotional strain increases the heartleat as vell as the sim~`vraves among the periodic constituentslof;the correlation function of 1/2 USSR uDc 616,153.96/61.6.1:612-825.8:616.8- oU3.615 TOMASHEWSMAY L. I., Kiev Scientific Research Institute of Labor Hygiene and 'OFe-u-p-a-tTo-iia-l-MTa-dw~-i-a, Kiev "Catecholamines and Their Relationship tb-~Cardiovascular Shifts in Eental Work Involving Different Degrees of Nervous and Emotional Tepqion~' Kiev, Vrachebnoye Delo, No 8, Aug 72, PP 135'138 Abstract: The degree of secretion-of cat~-cholamines in relation to cardiovas- cular shifto in various types.of meatal work,differing i4ith respect to nervous band emotional strain uss studied on. engineers,,, type sett. ~rs, and neurosilrgeons. Under high.emotional strain (e.g*, that to~ ifhich neurosIurgeons are subjected), the rate of excretion of adrenaline and noradrenaline, particularly that of noradrenaline, increased significantly. Activation of the,syn-vathic-adrenal system, accoumanied by an increased forrration of catechoLlmdnes, iray have a harmful effect on cardiac activity, increasing the requiriirient of coronary vessels for oyygen and producing hypoxia- A~.high incidence of 1.1ypertension, -fienta caronary atherosclerosis, and myocardial infarction in parpons ~diose i work involves a high de[rree of emotiotia,l strain . (e.g. I leading, engineers of industrial enterprises) has been establivAied.,, Observation .bv ca-rdiologists of the state of tile cardiovanoular systent in marital workers whohe a~-tivit,;j involves a great amount of neuro-emotional strain is advisable. 36 UDC 613-6:6-t2.766.i ITAVMTMA11, A. O.;~ WIND=) YU. I., AYMIIC, NKO A. P., VASMENKO, Yu. I., &AMEMKO) N. P., BUZU011, V. A., and DEMC11, V. S., Institute of Industrial Hygiene and OccuTational Diseases, Kiev ',Principles for Quantitative Evaluation of th,_a Zifficulty~l and Strenuousness _611" Work.on the Basis of Physiological Data!', lbscow, Gigiyena Truda i Professional' nyye Zabolevaniya, No 7) 1971) PP 3-9 Abstract: A.four-leval classification of Jobs by difficu-1"Y and stress is pro- posed on tho basis of research conducted.'by the7Tnstitute 41nd the literature data. The criteria usted to measure the amount of effort involved as well as the chanses therein during the course of the workday include energy consump- tion (~mnging from under 150 kcal/hour for class 1 work., computer pro- grar-ming, to 351 kcal/hour or nora for class w6rk,- e,.g.,, teel casting), muscular, cardiovascular, central ;-ervous, and,endocrine functions. A table lists'average values of n different kinds of f several physiologicalTunctions i v rk while another ~2v-_,Luates 'he dJfficulty and strenuousness of different 0 ficu r. chines iB classified as class I in Ands ofjobs (e.g., oporation of of. m -difficulty and class 2 ir. atrenuoiinness, lathcvork 2 and, 2, vicel cattint,--, 112 USSR UDC ~621-355-8 DRACHEV, G. G., HATMEVA, 14. 1. and MMOMMY "Cobalt as a Trace Element in the Anode'~Part of Alka4 Batter-los" Sb. rabot no khlsA. istachnikam toka. Vaes. n.-n akkumulyator. in-t (Collec- tion of Works on the Chemical Source of Current. Alli-Vnion' Scientific Study institute for Storage Batteries) VYp 70 1972# pp 118-iZ3 (from Referativnyy Zhurnal Kbiziya, No B(II), 1973, Abstract No 8LZ40 by V. S. Levinson) Translations The influence was determined of traces of cobalt in tha form of a zetallie powder and as different cozpounds An the positive working te=ina:L on the capacity of allmline batteries.of.the type TZHHK-300. The greatest effect was shown by the compound COSO, in the;form of a 6.1turated solutionp approximately %. Under these condithns#'Aha capacity of the~battaries Increased appro.-dmately0ZVo with a concommitant improvement In its power at higher temperatures (40 C) for conditions of a small,redu4tion In the din- charge current. The actual specific energy I of. batterien having, cobalt addi- tions with unlaminated negative and laminaUd,poettive alectrod6s was 73.5 )ratt hours/l,and 34 watt-hours/kg. Such batteries are rec6amended for appli- cation for loading machines. 'N" UDC: 362.147:616-936.8 rr .W~IHMS OF THZ EFFECTIVENIMS 01~ DISPENSARY CUE C-4 rr%) lArticle~-b -L.M. jj~,Firnt Polyclinic. Hel'zay Republic 116spi tal (Chief Por5a)-,Bel tey, Moldavian SSR; ~!oacow. okhra~,*,ni~ Russlin ;o 5, 1971, subiratted:1 Dbconber I IFIT"'plovei 4 Zdrav,, "We concur wftU ch. AuLhot o ' the article 1~ qu"tion with regard to the -ited for c-nifl-cation o~ the system a! keeping race.rds of and evaluating the in~lc" of e~~ Ctive- "t -eso of dispensary ser,,Lcea. They should be, developed ' cif data already publiahed In the pre~as as wall as of-tb6 0i d-ffercrit madtcal Tt~v three --aps of I ndices rnbmIt ted iru the -artIcla do, in ei3ence. cortectly coflett the work of a dizptiararv. They are-used by many medical ii'StItutiqns firar ;rLup of indices), volume of, work (extent of 41,Ypansary shcu ,14 be cnIntpd, and Lt should be called "volume and quality of. ilfrc,:~~Ary czia." In ad4ft'lou to,data abput qon~-Yal patiant coverale by care, a r=bor of otlt.r ladices should be iticl.ded. They cav~~bc f-i)m the infoyl.ntion contAined In the new form, No 271 Cixrziiary list of di~~aaes subjzct ~,, dJvpi--jivar-/ care)i.ispprevod ~n -, 1)acemloer, 1969. Such include.*. coveraL- 01, epatinits SO. sect tv, care by suzh. c4r-~ zs nk~ ,f p4t itnrz .it -Ai nn.a for ate ftrec~ It. tu to ta ke Into consideration przfypt 4#zzt-z~n C-~ --:;tleatp aub)eet to Unponsary care. :hc- ArLXc:e lizt, th" third Lrollp of in&-Ca4z of ~La;c.-,r.ary cork.- =`-y ara well fortitulated. "Ii~ IrdAx In thLs group, nclt~-i 'tdiz;t:~nsary -,~tl~ntz with cemporary disability" Is isaad In report- fenz. =o -3-1 of ~,orbldiry Involving temporar), Jii;obiliry). It In '-, th-r iiamber of for-'s pubnLtte4 1,7 Qmpl.~ed pati-Es unable t') wort,. *,!~ --~r opi-~ion, rhJ6 Index ahould 1#e replaced by anoLlier, and ~uld ee cr4litt! ".~.&-ioe of exacerbation (recurrence) of III s ." It C. ahL ne S tht of discusslun. *',(With Roforenze Ar-.Iclc by Ya. 1. Dreycrrmcn) N') Y, pp 22-25 - 5b - 3, 1 USSR 616.282.7-073 LIHARg B, TA., Candidate of Medical Sciences, and Engineer of the Sourdo-Acoustic Laboratory of the Kiev Bci#i~Wc'~WeseaxAcitYn'-;-4tituto of Otolarynolo&v "Diagnostic Significance of the Sensation of.Frequency Changes in the Modulation of Sound,Intensity" Kiev, Zhurnal Ushnykh, Hosovykh, i Gorlovykh Bolezney,~Ilo 50 Sep/Oat 71, PP 30-38 Abstractt Thresholds of differentiation of sound Itensity modulation fre- quencies were studied in five persons with normal hearing and 39 persons with functional.auditory disorders. Tests were made with threshold tonal audio-metry, speech audionetry, and noisc audiometry, :Apparently,~ a lowering of the threshold of differentiation of sound inteasity with impbAred.reception, regardless of zodulation frequency# under ~cert,ain conditions raises the apperception of speech as a result of physiological recruitment. With pro- gressive auditory inpairment, however,.such~roarultment disappears and apperceptior deterioratez. Comparison of thresholdz of41fferentiation of sound Intensity at different modulation froque'noits ew" If ound -to be of dia,- gnostic significance, holping to.detornizo ~.tho eatLse of diaraption of speech aDparception In certain forms of cochlear-neur#es. 717- UDC: 529.78 LEYKIN, A. Ya, ROVINSKIY,.V. Z., Z~Q~MASK ~~.ZRTIK, N. S. "Use of Passive Rubidium Frequency Measures as Storage Devices in the 'rimc and Frequency Service Operated by the,Khar1kov State~Institute of Measures and Measuring Instruments" Tr. Metrol. In-tov SSSR. Kh~rlkov. NII Metrol. [Works" oT Metrological Institutes of the USSR. Kharlkov.- Scientific Researcli.lastitute for Mctrology], 1972, No 7, pp 360-374 (Translated from Referativnyy Zhurnal Metrologiya i lzmeritelInaya Tekhnika, No 4, 1973, Abstract No~,4.32 ~538, from.the Resume). Translation: The primary ebarecteristics. of passive rubidium frequency measures which have been developed;and the first -results of their use as s,torage devices in the time and.-frequency. serviceiby the Khar1kov State Institute of Measures and Measuring Instruments are reported. The long-term frequency instability of the,rubidium storage'devices is (I.S_ 2)-1o-11. The mean square relative random frequency deviation from its inean~value with a time interval measurement of one~day. Nonsystematic drift of the devices exceeding the measurement of error was discovered over the measurement time (two months). The short-term. frequency.in'stability% of the devices is .1/2 111M 1_~~ mm- USSR UDC 620.193.1:669.4%95 TOMASHOV, 11, D., ANOSHKINI 11. F., MOROZWOVA, S. V.), CGINMIYA, YE. i., RUSKOLI YU. S., and CHEFWOVA, G. P., Inatibite of Physical Chemistry, Academy of Sciences USSR Investigation of the Effect of~Palladium,on.the Fhgineerina, Mechanical and Corrosion Properties of Titanium Alloys OT4,and VT1411,~ Moscow, Zashchita Metallov, Vol 9, No 6,1973, pp 672-675 Abstract: The possibility of.increasing the corrosion resistance of titanium alloys OT4 and VT14 by means of alloying.with 0.2% Fd was studied. The alloys ver0l,produced in a vacuum-are furnace. ~rlth.the palladium added in the form of powder. Structure of OT4 and OT4+0~~% Pd'.was the alpha-solid~solution, and VT14-and VT14+0.2% Pd--fine grains of the alpha- and alpha"-phases inside a beta-inatrix, Strength propertieis of the titanium alloyp"were Improved somewhat with the addition of palladium while duct!]..ity,waB lowered. The add tion of 2.0% Pd significantly lowered the oxidationtendency of the alloys at 600 and 8O(PCj and especially at 1000oci 3 figures,:4,tablesj 6 bibliographic refer- ences. WSR UDQ,6Z0.193.OIt669,295 TOMASHOV Nt_,P. I RUSKOLI YU. S.-I AYUYANj,G. A.$ IVP-- ION, YU. M., PIAVNIK, d'*~ 44 and NAZARVIAt R. 1.# Academy o~-'Sciencoz USSR,,. institute of Physical Chemistry "The Effect of Alloying Elements, on the ~CQMsi6n Dt~havior of TitaniW' Moscow, Zashchita metallov, vol 9 s i~o f,~j~n4eb 73t 10-15 VP Abstracti The method of.potentiostat a polarization =Yes,, corrosion tests, i 4nd electron diffraction investigatiors,were applied tP Investigate the corrosion and electrochemical properties of alloys based. on titanium icdj.d(-- with criall additions of ch-ramiunj molyrtdenum, niobium, alum. Inung Mil1rWlese, U and tin in a 4AV, H 2S04, solution at 80 U21der natural a~xratioh, conditiors. The structure of the anodic oxide films developing on U,V:Zse alloys. was analyzed. The passivation and full Wsivation potontUIs wexe found to. be practically independent of tho natuxe and con,,,entration'.of tho alloyinr addition, whenas the critical Wsivation currentz and the currerts in the passive zone varied sigaific=tly. Aluminum ippaizz thc- corrasior rropert-Jos of tifaanium both in the active.and passives atates. tAnr chronilim increase the rate of corrosion in the active:state "d ~~.aacretxoe it in tho passive sta-te. Niobium$ on the other hando reduce3 titanlwi eorxozion rate In the active stato and tjjq jV,613iVO_.Stat,,i!~. One ftgurej three tabloal,thirtoon bibliographic roferencest -USSR UD.d 620-193-196.669-295 T N D., MIATVEYEVA, T. V. ~and.IVANOV, YU. M., Institute of emistry, Academy of Sciences USSR ~Effect of Ruthenium. on the Corrosion Behavior'~Of Titaniud' Moscow, Zashchita metallov, Vol 8, No 2, Mar-Apr 72, pp 174-177 Abstract: This paper deals with the' ~effect of x~uthenium on the pas- sivation and corrosion resistance of.-titanium as compared to the passivation effectiveness of palladium.' The marked difference be- tween the corrosion behavior of Ti alloys with Ru and Pd is explaii- ed by the.difference of hydrogenation and cathodic polarization. 'Added in small amounts to Ti, Ru~hydr~ogenates to a lesser degree than Pd and is therefore a more effective cathode~.capable of con- verting Ti to the passive state. It is 4~ssentialjhat unlike Pd, even minimal Ru additions (0.01 0 -05t);) while insufficient to 1/2 IN USSA 2/2 m USSR UDC 620.193.013:669.295 D~, CHUKALOVSKAYA, T. V.91CHERNOVA, G. P., BUDBERG, P. B., and URUE, A. =.-nStitute of Physical Chemistry, Acadeivy of Sciences USSR ~111study of the Corrosion Resistance of Alloys of the Tiltanium-Tantalum-- Niobium System!' Moscow, ZashIchita. metallov, Vol 8, No I,I Jan;.-Feb 72, pp 3-7 Abstract: Tantalum effectively.xaises the, corrosion resistance of titanium- base alloys; its use, however, is limited due to cost factors and scarcity. The~stvdy of the ternary Ti-Ta-'Nb syst em is essential f r detormining the feasibility of partial replacentent of tantalUm with the more readily avail- able niobium. The corrosion and electrochemical behavior of tho alloys was studied as annealed and quenched.i. In.a 5Z ITC], solution at~100*C. Analysis of the phase transformation Wad micros tructure ~ of the alloy indicates an isothermal section at 6000C which is charac'terized by a narycxr region of a-aolid solution, a wide two-phase. (a+o) - re'gion',! and a wide region of Cf-solid solution. At about the,same average.compositions3 Ti-Ta-Nb alloys with~single-phase structures exhibit corrosion resistance values which are one or two orders of magnitude higher than those~, shown by two-phase alloys. The higher resistance is characteristic:of annealed Ti-Ta-10 alloys with USSR TOMASHOV, N. D., et al., Zashchita metallov, Vol 8, No 1, Jan-Feb 72, pp 3-7 a more stable 6-phase. Alloying of TI with Nb and, specifically, with Ta results in a considerable increase in corrosion resistance, the total con- _.tent.of alloying elements,.ranging from.20-40% for annealed and 10% for quenched.-alloys. . The study demonstrates the feasibility of replacing tantalum with niobium without reducing markedly the corrosion resistance of the above alloys. (3 illustrations, 1 table, 9 bibliographic references). 2/2 USSR UDd 620.193.013:669.295 UZBEKOV, A. A., RISKIN, 1. V. !ADOZHINA, Z. I. and T A, "Study on the Corrosion of Titanium Alloyed With 0.2% Palladium in Hydrochloric Acid Using the Radioactive Tracer Methckl" Moscow, Zashchita metallov, Vol. 8 No 10 Jan-Feb 72.* Pp 8-1). 7V Abstract; The study of palladium dissolution rate at various stagges of corrosion conducted on a titaniurn allot vith 0.2% palladium, in both aerated and deacrated 20% solutions of hydrochloricacid usinir, the radioactive tracer method indicates that the transfer,of palladiurn into the solution takes place at room temperaturcs.~ Rotating'the,specimen increases the transfer rate of palladium into solution and decrease6,its amount on the surface -which is apparently related to the nechanical removal of some of the palladium from the specimen's surface4 The study of the kinetics of palladium transfer to both aerated and deaerat4d solutions indicates that palladium transfer to the aerated solution ceases on p6psivation while the transfer to a deaerated solution.continu6s for the entire period of active dissolution of the alloy. It isauggested~ ~thp-t the ionization of palladium 1/2 ly USSR UDG 6210-193.411;:669 ~295 RISKIN, I. V., LAPOZEINA I. an; d~ T1(4)j =0 N. ',D -"'Crevice Corrosion of Titanium and its Alloy with 0.2% Palladium iti Hydrochloric Solutions" Moscow, Zashchita metallov, Vol 8, No 2, Mar-Apr 72, pp 177-181 Abstract: Described are the results of,corrosion tests on spec- imeris of VT-l titanium and Ti alloys~with 0.2% palladium under crevice corrosion conditions.in:both aerated and deaerated hydro- chloric solutions using argon. The test results,indicate that Ti alloy with 0.2% Pd -- as compa e:d m -- hot only is capa- r pure Ti ble of maintaining a higher corrosion.reslstancO~'Jn the crevice than in,the bulk of the solution but wil.1 also promote the passiva- tion of pum Ti provided the crevice is~:formed bytthe specimen pair -.Ti-Ti alloy with 0.2% Pd in the statejof electric,contact.(l illus. L table, 12 biblio. ref.) 1/2 Titanium USSR UDC 20-193-01 XWHOV, N. D CURNOVAi- G~. PO j and YAMKIYI YE. G'., Institute of Physical Chemistry, Academy of Sciences USSR "The Electrochemical Behaviorof Metal,'Ceramic 1itanium" Moscow, Zashchita Metallov, Vq-1'l0,'No'l Jan-F eb 74' pp A12-27 Abstract: The electrochemicalbehavior of-specimens of titanium pro- duced by powder metallurgy methods~in 20% HCI is: studied. The cathodic and anodic behavior of specimens and the-.change in potential of inner layers upon polarization of the surface.'are''.studied, The true surface of the specimens is defined by measurement of the capacitance of the binary layer, Cylindrical specimens 2.2 mm' in diameter and 6 mm high were pressed 'from electrochemical titanium powdm.urith~,'partlcie sizes of 100-180 p with microdendritic strmture, at pressu'res'of U-60 t/cm2 with subsequent sintering Li a Ivacuum. at~11000, It.is e~stablished that the decrease in active surface, is more intensive than the decrease in porosity, apparently related to.the decrease in depth of penetration 1/2 UDC:620.193.01 RISKIN, P. V., KOLOSOV, N1. G. and TOMASHOV, N. D. "Corrosion gehavior of Titanium and Its Alloys with Palladium During J_I Heat~Transfer in Moving Solutions" -Feb 74, pp 28,32 Moscow, Zashchita Metallov, Vol 10, No 1, Jan Abstract: The influence of heat transfer and motion of hydrochloric- acid on the corrosion behavior of titanium and its a4loy with 0,2% Pd is studied using a rotating heat transmitting-disc electrode designed by the'Wrairim Scientific Research Institute for Chemistry, The saturation of solutions of hydrochloric,acid with a!' increase r causes an in the temperature boundary of corrosion stability of titanium and its alloys with 0.2% palladium. The boundaries of corrosion stability of titanium and its palladium alloy in,solutions of hydrochloric acid de- ~pand on the wall and inedium temperaturej the temperatpre drop and the direction of the heat flux, Upon transition of1aminar flow mode around a,disc. to turbulent flow, the temperature boundaries~ofcorrosion stability in aeratcd solutions of hydrochloric acidik-reas'e. orrosion. USSR UDO 669.o18.8+62o.3.7, TOMIASHOV, N. D., and CHEITOVA, a. P, Korroziya i Korrozionnostoykiye SpIAVy (Corrosion'and dorrosion-Resistant Alloys), Plosecm, "Metallurgiya, -1973, 2 ~20 pp 04' Cor J() Translation of Annotation: 7 mis book considers the theories ros L processes, localized corrosion (such as pitting, intercr-,,stallite corrosion, fractures), and corrosion during. the simAtaneous action of mechanic al loading (corrosion cy-acking, corrosion fatigue, and cavitation). Scientific prin- ciples are given for mking metal alloys having high passivity and corrosion resistance. The properties of the major contemporary corrosion-ressistan't alloys used in construction are described-~ This nonograDh is of interest to both scientific and en,-;-inLerin,.,, perwnnel, and builders dealing -,rith probleris of corrosion, ayrti,--orl-0,3ior,~pi-otectiori, and the application of al-loys to ini~rease corrosion resistanco- 76 Illurtrations, 12 woles, all"' 138 references. Wole of Contentz: Page Introduction Chapter I. Current 7heories aP Corr*aion uses 9 0 proce. ThennodmiAes and.Kinetics 'of -Coi-josion, 9 Mechanisms for the Corrosion Process~ 12 Kinetics of Biactrochemtcal Corrosion 19 USSR T M N ASHOV . D.) and CHERITOVA, G. P., ~~tallurgiya, 197"~, 232 po Factors Controlling Corrosion Controlling Factors and Yjethods of Antico~rosian Protection Tnertness of Vlatals Kimetics of Anodic Processes to Render Mzmt . Passive Ir Conditions for the StOility-of Inert Materj.p_ls Ln Corrosion Systems Chapter II. Localized Corm.,jon of - Alloys - Contact Corrosion Fracture Corrosion Pitting Corrosion Intercrystalline Corrosion Chapter III . Influence of Y-echanical Factors -on Corrosiom General Corrosion of Stressed 1,14,tals Corrosion CrackinS . . . Corrosion FatiCue Corrosion Cavitation CorAmsion Erosion,- Chapter TV. Princi:ples. of Preparing Corrosibn-Resistant A14oys 2/3 22 27 32 38 43 47 48 59 72 97 118 119 135 138 142 j.45 USSR TOMASH91, If. D. and CM, NOVA, G.P i1etallurgiya, 1973, 2 Y_ Pp -ro, Resistant Alloys 145 Basic Trends in the Cmrposition of Com sion- Forration of Surface Structures, in All oy;u Dari-nE; the Corrosion Process.. 156 ation of,Highl~ Inert Alloys Study and Applic a-77 General Principles of Alloying Corrosion-Rmsistant MaterLals 196 Chapter V. Corrosion Resintance.of Go nstrudtion. Alloys 200 Iron-Based Corrosion-Resistant,Alloys 200 Double-Layer IMetals 220 Vickel and Its Alloysi 222 Titaniml and Its Alloys 224 Bibliography 3h USSR uDc: 620.193.03:0'69.295 RUSKOL, Yu. S. , VLASOV, 'V~ I., Institute of Physical TOMASHOY,,A the USSR AcadeDW of Sciences of "Oscillographic Study of the Self-Passivation of Titanium After Surface Dressing in NaCl Solutions 250-255 Moscov$ 7.~shchita Metallov, Vol 9, No 3 KaY/Jun 73, PY Abstract: The authors studied oscillographic,curves for the potential drop of a titanium electrode after.its surface had been cleaned under a sodium chloride solution, The experim ens of iodide ti- ent5 were done on specim tanium (TsMTU 05-18-67, HB 66-5) which wash remelted in nm are furnace with consumable electrode in a helium attrosphere,, forged and. arnealed in a vaCUUM (10-4 mm jig) at 650'JC for 40,minutes.,:spec Iiriens 6 mni in dia-meter vere -oressed into Teflon holders so that only-one end surface vas exposed. Before the experiments, the specimens,were cleaned with M-28 abrasive papt~r, degreased with acetone and rinsed vith distilled water. iThe installation used for cleaming the surface wider sodium~chloride:was described in a previo", paper (R. D. Tomasbov, R. M. AlItovskiy, G. P. 03ernoya., "A Device for Electrochemical Study of Metals During Surface Cleaniing Under a Solu- 1/2 USSR T014ASHOV, N. D. et al. Zashchita Metallov, Vol 9, No 3, may/jun 73, pp 250-253 'The rate of ro- tion" Moscow, VINITI, theme No 13, No M,58-94/7, 1958), tation of the Corundum disc was 1320 rpit (linear velocity of grinding wit'l. respect to.the center of the specimen 3.11 m/s), and~the st~eed of recip- rocating motion of the disc was 2.15 YT,/hr (600,nm/s), corunduza grain size 6 pm. After 15 minutes of surface dressingi the wheel was removed vas 57-7 from the specimen and the.change~in potential of the rrpecimen with time vas measured. For the first five, seconds.the measurements were made on the SI-19A CRT oscilloscope, after which an N-39 chart-recardiniF mil-livoltmett. 'was use.d*in some cases. The LPU-01 pH meter was used ICU: a high-impedancc amplifier. Cathode polarization curves were plotted a~ a rmte of 1,2 V/hr using the P-5827 potentiostat, in a threeelectrode cell. A saturated calome]. comparison electrode was used. It was found that the self-passi- vation of titanium is slowed do,6-n consider .ably in neutral solutions by in- creasing the concentration of chlorine anions and reduci.ng the concentra- iJU4- tion of dizscilved o.-jgen. In d Ue aerated sodium chloride so2utions, titanium is covered to a considerable extent -by. a chenosloTpticn laye.- of oxygen even with continuous mechanical surface, clea.ninE under solution. 2/2 14 USSR ~UDC: 669.017:620.193.4(02) T2MPjaV,,. M. D., CHERNOVA, G., P. "Corrosion and Corrosion-Resistant'Alloys" Korroziya i Korrozionnostoykiye Splavy.,-[English version above], Moscow, Metallurgiya Press,.1973, 232.pp (Translated from Refprativnyy Zhurnal Metallurgiya, No 8, 1973, Abstract No 81698K, by 0. Pimenova). -Translation: This monograph presents the most importailt statements from the theory of,corrosion processes. Particular attention is given to the most dangerous types of corrosion damage (pitting and intercxystalline corrosion) an&the influence of niechanical.factors on corrosion pr9cesses, as well as the,basic principles of creation of corro5ion-resistantialloy,,;. The principle and possibilities of cathode modification~of alloys in oTder to increase their corrosion resistance are descrited.in det i1 A brief.review and primary a . 9 characteristics are presented from the most important modern corrosion-resistant alloys, primarily those based on Fe.. WSW UDC 620.193-01 CHUXALOVSKAYA,T. V.,. WEPOVA, G. P., PLONIK, G. H., oft,and SMHEMA# Z, TEE., Academy of Sciences ZAE"V,~ A. P TSSR#:~' Institute of Flusical; Chemistry #Structural Study of Surface Layer on Ti-Pd Alloys" Moscow# 2ashchita Hetallov$ Vol 8f No % May-Jim 72, pp 291-294 Abstracts The article describes results~ of an electron. microscopic, elec troa:diffractionand X-ray study of the surface layer forming on Ti-Pd alloy Ti-08*2 percent Pd and TU-1 percent Pd) 4uring cornsioz in 4o percent H~SO4 and 20 percent HCI at 1000. The electron~,Inicroscopic r3twly of the surface of TI-Pd alloys after their corrosion confirins the supposition aB to the accumu- lation of palladium on the surfaco in theform of very flnel~ dispersed crys- talline formations. After tre;atzent of the, awxface idth, hot concontrated W103# which dissolves Pdp the electron - microphotogmpha, show to particles. In the caze of Ti-l porcent Pd palladium mainly: forms very, fine particles on the surface, The Pd accumulations on n-0.2 percent Pd alloy reveal a tendency towards the branched growth of primary cryistalligation centers. 1/3 16, TOWHOV# No Dot et al-t Zashchita Metallovo Vol 8,, No 3# YAY-Jun 72, pp 291- 2S4 7he results of the electron diffraction studyof the surface of Ti-I -percent Pd alloy show that after cornslion in 20 percent HOI at 1000 there are -:3trong lines cIvn-acteriatic of Pd and, very weak lines chaxacteristic of Tiog and Ti%. After treatment of the alloy in HN03,the lines characteristic of Fd disappearand only TiH2 and TiO2 are found on the surface, The Via- tive intensity of the reflectionscharadtorlstle of Pd. increases with an in- crease in the corrosion time, "I* it decroazes for TIH2 and TiO2. After cornsion in 40 percent H2so4 at loOO reflections charac~teristie of Pd, T02, and'=2 are observed, Houever, the intensity of the Pd-cha=cteristic lines 2-_ lit, considerably weaker than after corrosion in 20 percent 11CI, at 1000, and they, are of a diffuse character, while the intensity of. the reflections char- acteristic of TiH2 and T102 is stronger, 7--ray analysis of the powdered surface layer that forms-on Ti-I per- cent. ?d alloy shows that after corrosion In 20 percent IICI at 1000 the alloy C USSR UM 669'14.018.8 T-- I MTOVAt G. P, 1~ Z'~LNINAI (% S., I DBERGI BU P. B.9 arld G117-IM", -WL. Instit4te of Physical Chemistry, Academy of Sciences USS1 "Investigation of the Structure and Corrosion Behavior of Alloys of the System Ti Ta Cr Moscow, Zashchita Metallov, Vol 79 go. 41 Jul-Aug 71, pp 387 -391 Abstract The structure and corrosion behavior of alloys of the system Ti Ta - Or , containing Cr from 2.5' 20 ~-L and Ta up to 30 ~&, were investigated, using for the analysis of the phase equi-- librium the microstructure, roentg~enophase, diffferentiai-therma17 and dilatometry me-'Uhods -and characteristic diarrams of the alloys subjected to hot plastia deformations in the temnerature interval of ltOOO -600 deg. and subsequent~hardening (~!,kO -600 deg. Depending on the temperature of heat.t.reatment, these alloys can 1/2 USSR TOMASHOVP N. D., et al., Zashchita Metallov,, Vol 7, No:4, JO.-Aug 71, 'PP 387-391 have a homogeneous s1ructure of a r5-solid solution or a hetero geneous strue ture v4 + $ + 6-. The investigation results are discus- by reference to the shovm nicrostructurt,,and'dia.-;,-rans of po- lythermal cuts of the alloys by different correlation of their components and effects of the alloying comporiezritus oa the corrosi- on rate. It was found that the stability rec;ion of the P --phase on the state diagram increases and the bep,,inhing:eutectoid trans- formation shifts into the region of, hi~4ier contonts of alloying elements ,Lid lower~temperatures by increasing; the rela- tive content of Ta to Cr relations of 1:3 , 111 and 3;1 . The corrosion rate of alloys with homogeneous structure is lower than that of alloys with heterogeneous structure by 2 -10 times and more. The Ti - Ta - Cr alloys.with ~Pa:Cr=-3:1 and the Ti - Ta alloys with a Ta-content of 20 '14: and higher are oorrosion-resis- tant in 5 % H01 at 100 dog. The Gr-alloying~of Ti. decreases its corrosion -oroDerties*in the H01-solution and,the corrosion rate increases with increasing.:Or-contentg particularly for alloys with heteroTeneous structure.:Pour illustr..~eight biblio. refs. 2/2 10 USSR UDC11669,018.8 TQWHO~MINI D., HUSKOL, YU. S., IVANOV, YU. 14.0 and PIAVINIK, G. H. , L e oft fn=su e o ysical Chemistry, Academy of Sciences USSR "The Effect of Phase Composition of Ti-15% Mo alloys on its Corrosion Behavior In the Active State" Moscow, Zashchita Hetallov, Vol 7, No~5, 1971, PP 507-513 strue- Abstracti The corrosion behaviorof Ti alloys with 15-1% 1,10 with a ture was studied. The alloy.was prepared from titanium iodide'with the addi- tion of molybdenum, first subject-ing it to crucibleless electrorL-radlation zone smelli . .,- ng The smelting was ca.-LTIed out in an are furnace with non- consumed tungsten electrodes in the holes.o.f a water cooled copper tray In an atzosphere of speetrally pure helium. At the same time a,control with titanium iodide was --un in one of the holes. If tbe.haxdness of t) ie titaniura as a result of smelting was increased due to gas adsorption muoh mote than 10 units on the Vickers scale, the melt uasdiscaided. The 50 g ipgots obtained were forged at 9000 into rods and sheets, Finally, after.:remov'ing the scale and surfaces dafect-s, it wds rolled into strlps4. Thermal processing of the samples was carried out 17y'heatlng evacuted 0'. -y were then and sealed ampules in a muffle furnace for 30 min. at 950 The USSR TOMASHOV, D. IT., et al., Zashchita Metallov, Vol 7, No 5P 1971, PP 50?-513 transfer-red to a water bath and fast mixing the ampule ~as broken. The samples.prepared in this fashion had a Vickers hardness Hv of 10130 - Igo. Before the electrochemical studies, the samples were cleaned with sand- papert degreased with acetone, washed with distilled water, and dried in a dessicator for not more than I day over CaC12' The tests were carried out with natural aeration In 40% sulfuric acid solutions at different temperatures. Since &-&mples with a/!9and,&-?+ CJ structure with a svontanuous natural air oxide film are not activated at texperaturesbelow 850' "ev+CY 0 1, and with a structure below 70 p a preliminary.activation:(61 min, in',the same acid) of the alloys with a gand 9+d-Jstructure at 90. and with a -,4 + 06 structure at 750 was carried out. Without activation.the,melt reradned in 0the -Dassive state, having a positive stationary potential (e.g., O,1,v a~ 80 for alloys /-61 and /d + 4,, and a lower velocity, of corrbsion~ (lilO.09 eh' ~ hr). After activation the alloy was steadily dissolved in an active state with significant velocity. A, significant effect is shown by ~141he phase composition of Ti - iC% 1.10 a.110Y ~ on- its corrosion in the activated condition. A much higher corrosion resistanco is observed with the single phaze'Aalloy, the leaut with the two phase + C~ alloy, This was determined by the m uch':. higher resistance 22 M REM 005"_.- USSR TOVLASHOV N. D., et al., Zashchita Pletalloy Vol 7, No 5, 1971, PP 507-513 of the 9-phase containing, in comparison to the O(and Oj phases , a higher Thus, for maximum.inerease in the resistance of titanium alloys, alloys with a 1:5? -stabilizer (e.g.# Mot. Nb, Y) it folloWs that it is possibla to apply a thermal processing which will pXpm.ote the corj.~ervation.of a single phase,,& state. It was also shown that a significant deterioration In the corrosion ro perties of-TI-Mo alloy occurred in thq presence of the metastable 4J -phase, In the diffusion of two phase A + (-I and '~e + 0) 4'loys- in the activated state in the region of a potential of 0.260-0.140 v, a concenti-ated 1,11o phase accumulates on the surface. 3/3 Orr~00ibn U~SR UDC~669.295.018.8 IVANOV, Yu. M., TOMASHOV, N. D. "Influence of 'Mdllafftar t_a~tors on Carrosion Resistance of Titanium and Titanium Alloy With 0.2' Palladiumll~ Nauchn. Tr. N-i. i Proyektn. in-t Redkomet,~ Prom-sti [Scientific Works of Scienti- fic-Research and Planning Institute for them Rare Metals Indus-cry], 1971, Vol. 32, C, pp,,130-144. (Translated from Referativnyy..Zhurnal Metallurgiya, No. 5, 1971, Abs- tract No. 5 1741 by the authors) Translation: A review of the literature is presented and it i's (temonstrated that interstitial impurities with contents of up.to 0.2-0.3% increase the corrosion resistance of Ti, N increasing the resistance even with higher contents. Addi- tions of Fe and Cu > 0.310 significintly tiamaie corros-lon resistance of Ti. Cold rolling decreases tile rateof generall,and pitting carrosion of Ti, while annealing of deformed sheets causes an increase;in the rate of~corrosion. Weld- ing of non-annealed sheets causes an,incre.ase `in the width of.corrosion of welded scams. 5 figs; 2 tables-.22:biblio refsi; USSR UDC 669.295..5128'234:620.193.41 CHERNOVA, G. P., KOSHECHKIN, K. I., and.;W-YAP0YJ.U'Y,,, '.Corrosive and Electrochemical Behavior of Ti-Mo-Pd Alloys in Solutions of Hydrochloric Acid at 100* C" V sb. Korroziya i zashchita met. (Metal Corrosion and Protection Collection of Works), Moscow, "Nauka," 1970i pp,40-43 (from R7.1i-Metallurgiya, No 12, Dee ~,70, Abstract No 12 1831 by the authors) Translation: A study was made of the.corrosion resistamce of Ti-Mo alloys (5, 10, 27%) and of the same. alloys supplementally doped with 0.2 and 0.5% Pd in 3-20% HU at 1000. Alloys ofTi with-5 and 10%:Mrj and-0.2% Pd in 3-10% HCI at 100* approach Ti-27% Ho alloys with regard toreorrosion. resiotance.. On the addition of Fe3+ or Cu" Aons to 20% IICl, Ti-Ho~~nd Ti-No-Pd alloys have a corrosion rate > 10 mm/year. -This isAu,e to the.,Aift of the corro- sion. potentials of thes-e alloys.in the Hbtrmspaasivation region. One illustration. One table. Bibliography of :10 titles. 25 USSR UDC .669.~295.5'28',26.018.'8-669.234 TOMASHOV N. D., IGNATOV, N. N., and CHERN6VA, 0. P. all "Investigation of the Corrosion Resistance of Ti-Mo-Cr-Pd Alloy V sb. Korroziya I zashchita met. (Metal.Corrosion and Protection Collection of Works), Moscow, "Nauka," 1970, pp 44-49 (from RZhrMetallurgiya, No 12, Dee 70, Abstract No 12 1832 by the authors) Translation: A study was made of the corrosion resistance of Ti-Mo-Cr alloys Ho and 1-10% Cr) and certain ternarynalloys suppleventarily doped with 0.2 and 0.5% Pd in solutions Of H2SO4 (5-40%) and HC1 (5-251) at 20, 60, and 1000. Supplementary doping of Ti-Y-o alloyawith chromium lessens the corro- sion rate of the alloys in proportion to the increase of Cr concentration. The doping of Ti-Mo-Cr alloys with palladium raises their corrosion resis- tance 10-100 times. Two illustrationos :Three- tables. AO~Jiography of 11 titles'. Him USSR UDC 669,018.8 TO,11USF0V N. D,, RUSKOL, Yu. S., FILIPPOVI A. F., BELi24X%_1HIK0V, L. N., G. M., and FEDOROVA, G, M., I ITLA nstitute of 2hys 16 Chmistry, Academy of Sciences USSR "Corrosion Behavior of Ti tanium-121olybdentun-Chromiun Allo~,s' Moscow, Zashchita Netallov, Val 6, No 5, Sep-Oct 70, pp 499-504 Abstract: This paper deals with the effect of cbromium~ on the; corrosion resistance of titanium alloys containing-51:4nd,JOX r'1o1yt)d:enum.: The electrochemical and corrosion behavior of the~alloys was '$tudied by -io indicators potentiometry, both the current and weight ~1*sses beiag t~ of the corrosion rate.- It has been shown -that the fl-phas~ a of 'Llitanium alloys containing a stable (under thevuesting ca-aditioms)%'~compa.ient such Posses - - - a active as molybdenw-a ses elevated.corrosion "resistatice .7 '. In tht dissolucion of two-phase a+a-alloys,oi titatiitx6 vrith mo~,~bdent~ii, predominantly the a-phase goes inm 0 W the ~.;Pllasv. remains 1; liltiorl 11ile at the surface in the forn of a f inuly, d ispi!rae layer, lw~the active 1/2 7-7777-77-1 1, U S 5 IDI TOMASHOV, N. D., et al, Zashchita metallov, Vol. 6, No 5, Sep-Oct 70, pp 499-504 dissolution in nonoxidizing,, meAia, thopcorros-ion ratC~ of TI-Mo-Cr allovs only on'.addition of 'chromium in a n', a r. o u markedly decreases nt; suf f icient -phasell-alloys (Ti-51-To for producing, sinpje -lOCr aid Ti-101lo-IOCr); however, if the alloys havern a+,q7structUre) thea the ~corroslan rate remains about the same (as compared to Ti-Vo alloys). , Chropium addition reduces the tendency of alloys to over-passivation, which is.caused by the presence of Ma, and the Ti-5111-fo-IOCr P119y exhibito,~Ithv -,,ime low corrosion rate within 0.15 to 1.2 v as tilanim or Ti-!QCr a",Ioy. At potentiails which are more positive than 1.2 vIthe corr,Osion',rate of Ti-',Ilo-Cr alloys begins to increase ot~ing -to the tende)~C~-of chromium to over-passivation, 2/2 USSR UDC 620.197(075.8) TOMASHOV, N. D., ZHUK, N. P., TITOV, V. A., and NIEDENEYEVA, M. A. "Laboratornyye raboty po k-orrozii i zashchite metallov" (Laboratory Studies on Corrosion and Protection of Metals), Moscow, Izd-vo ".MetallurgLya," 1971, 280 pp Translation of Annotation: An account is given of 34 laboratory works an the courseof.corrosion and protection of metals. Each work contains a brief theoretical introduction, a description o'fecuipment and work methods, and a discussion of methods of data process' The reference data necessary for Ing calculations and a recommended bibliography are presented at the end. The book is intended for students at schools of higher technical education as a handboc-.k of laboratory studies:, and:may, 4e-used by %'corrouion laboratory, personnel. 72 figures, 50 tables, 10 references. TABLE OF CONTE~TTS Foreword 5 Introduction 9 I. Processing and formulation.of measurement data 9 II., Brief information on the use:of'ceriain apparatus 21 1/4 USSR ~jj .7777= TORMHOV, N. D., et al., "Laboratorayye rdboty po korrdzii i zashchite metallov" (Laboratory Studies on Corrosion and Protection of Metals), Moscow, Izd-vo "Metallurgiya," 1971, 280 pp~' Introduction 59 Work- No. 5. Electrode.potential~df met.al~ 64 Work No. 6. Electrochemical hetor,ogereity of corroding metal surface.;. 73 Work No. 7. Effect of alloy cathode structural:~:components on the rate of:electrdchemic4l coriosion 82 Work No. 8. Polarization- ands, depolarization of:: the working corrosion pair electjro6~s 86 Work No. 9. Cathode:depolarization,by oxygen 94 Work No. 10. Hydrogen:overvoltage~ 103 Work No. 11. Passivity of steel 109 Work No. 12. Contact cor:rosion ofimetalA U6 Vork No. 13. Potentios'tatic method ofatudying tile corrosion behavior of steel.6 121 Work No. 14. Acid resistance of alloys 130 Work No. 15. Temperature.le-ffect on acid metal corrosion 139 .3/4 USSR TOMASHOV, N. D., et al., "Laboratornyye raboty po korrozii i zashchite metallov", (Laboratory Studies, on Corrosion and Protection of Metals', Mos cow-, --wvo "Metallurgiya .Izd ," 1971, 280 pp Work No. 16. metals Groundi(underground), corrosion o.f 143 Work No. 17. . Intercrystalilne~corrosion of chrome-nickel steel 152 Work No. 18. Point corrosion of cdrrosion-resistant steels 160 Work No. 19. Corrosion of welded-joints 164 Work No. 20. Corrosion of steel:. at coIustant tensile stress 171 Work No. 21. Corrosion fad Igue. of metals 175 Work No. Comparative mdtial corrosion tests'on special apparatus:.and.,~inE;tallations 182 4/4 '77 777 _77. -7~ -7 USSR, uDc: 66 MaM RNOVA, G. P and VOLKOV, L. R., Institute of Physical C HM C4=istry, Academy of Sciences USS13 E ff e c tof Palladiwa on the Corrosion and Faectrochemical:Behavior of N6T Steel" OKh25 Moscow, Zashchlta Metallov, Vol. 6, no. 4, Jul-,'1;g 70, pp 425-427 J. Abstract: This study concerns the effect of DalladJum an the corrosion of 0&%25N6T steel in 10 and 20% sulfuric acid at 1000C and fiee access of air. r -ate of Mle stut.- shom. that in 20" sulf"uric acid at 100'C the col-osion - 01, z,- u How- OKh25V6T steel alloyed with palladium JA.; I-OWer-by one -tj7rlit ~ 'LL ever, since the corrosion potenbials'of atc.els vith pallm,"11 -a j!ail to attain stable passivity, the steels continue to dissolve.at a co~isiderable rate. In 10% sulfuric acid at 100'C, a steel with 0.5,:palladium,after a period of active dissolution is in a completely passive state-and the corrosion rate is four orders of magnitude lower.than La: passive-active state. -khe obtained data. suFgest that the passivation of,chromium st~-els alloyed with nickel (6%) and pallad~~;. (0.1--Oi5f) occuis, in.two stage4';, The first one 1/2 USSR WAASHIOV, N. D., et al, Zashchita Metallov,~ Vol. 6, no. 4, Jul-Aug 70, pp 421-42? tat a potential of -0.22 v) is controlled by,the buildup of nickel on the surface of the alloy, while the second (-0.12 v) -- isinontrallm-i ~y ~.rle ouildup of palladium. 71he nickel buildup stage is completed by the partial nickel passivation to its stationary potential (-0.12.v); the prlladium buildup I of 40.01 v which stage results in a more thorough passivatilon to potentia,_ corresponds to the cathodic process of hydrogien liberatii~n on,palladium. Steels with 0.5 palladium affected by oxyge depol&rizat~on (with free n access of air) may even exhibit a more thoroug'h passivat'57on up,to potentials of the order of 0.5 v fonoved by a steep rise..in corrosion resistance. 2/2 0 210 UNCLASSI F I ED' -"13NOV70 2 '2 p MESSING DATE CIRC ACCESSIG-vi NO-AP0123091 A t A35TRACT 4ETHOD GF;CONTIMUOUS MECH. K_CNEWAL (SCOURING) THE '.4HQLE; REACTION , SUP FAC E OF A SOLID METAL PLECTRODE w'AS USED FOP INVESTIGA310.4 OF: THE KMETICS OF VA~IOUs CHARACTERISTIC ELECTkODE r-POCESSES. CATHODIC. PROCESSES CiF H EVOLUTION O'~ Pn Nf, FE, Pil, S~N, 0 ION11ZAT.10i'l ON ~.PD, ACTIVE-_~!,ANODIC DISSCJL-' . (FE, N till PBt SNI), ANjDfG PASSIVITY (Trj~ Cp'l AS WEL1L AS: THE EFFECT OF: ADSOPPITION OF SURFACE ACrIVE,~AN10,111S ON THE KINETIGS OF ELECTRODE AND CORROSION PROCESSES ON FE AND.441vmWER.Ei SJUD I ED. 0JFFW"I0N INHP31TION Or- AN,-ELECTRODE PROC S E LIM I -N A 5 y -G -rA U ~ TI;RRING~OF THE SOLi'-I. I c, -- _ESS I 4IF-1 13 vp J~o S ~ . I POT tcj"4 1'~4 A f)S- H131 TION MAY BE COPI'PLETELY: ELIAMINATED (iY SUFFICIE'ITLY VIG-UROUS MECH. SURFACE RENEe,AL' OEPENIOMG.~:(IN THE NANRE: OF THE 10:1S BE-ING ADSORBED, THEIR CONC~~)S.j AND ELECTRODE:P01TENITTAL.. : INHIBITION OF THE T T ELECiRODE REACTION OUE Tf[) THE CHARGE TRAINSFER. RATE: IS N1.0T FLIMINATE0 BY ?4ECH. SURFACE SCOURVNG. CUMPARISON OF KINETICS OF~ELE(,TRODE PROCESSES WITH OK WITHOUT COINIrMUOUS RENEWAL OF'THEI META'1_ ELf 'CTRO DE SUPFACE ALLOWS A QUANT. EVALUATION OF THE DEGREE OF I N;H 1-81 TION OFi,THE 'rCJTAL ELECTRODE PR 0 C E S 5 BY ITS IfJ0IVfDUAL STEPS~. CHEM. FACILITY1 Vi 5 PHYS. MOSCOW USSR, U*_"LASS I F I ED 1/2 UNCLASSIFIEP PROCESSING DATE--230CT70 ~-.:-.TJTLE--EFFr-CT OF THE VOLUME OF A SO.LUTI.QN AND THE PRESENCE OF OXYGEN AND TITANYL IONS -IN IT ON THE CORROSION 13F TiTANI:UM PALLADIUM AND TITANIUm "'AUTHOR-(03)-TOMASHOV N D., CHEkNQVA, GiP.-,~:MATVEYEVAl T.v. TRY OF INFO--USSR ..~.'~SDURCE-ZASHCH. METAL 19701 6(2)v 14 5-5:6 6 A T EPUBLISHED ------- 70 _~SUBJECT AREAS--MECH*r IND.t CIVIL AND MARINE ENGRt MATERIALS "JOPIC TA.G.S--TITANIUM ALLOY, RUTHE.NIUM ALLO'fy PALLADIUM Al-LilYr METAL tOWQO$ ION t OXYGEN, [ON C ONT R 0 LMARKING--NO RESTRICTIONS ~::-.00CUMENT -CLASS--UNCLASSIFIED PROXY REEL/FRAiltE-1996/1912 STEP ',)U~--UR/0365/70/006/002/0145/0150 .,C.f.RC ACCESSIOIN NO--AP0118874 UNCLASSIFIED 'CLASSIFIED, PROCESSING DATE--23[JCT70 212 030 U N ACCESSION !qO--AP0116874 ABSTRACTIEXTRACT--(U) GP-0- AaSTRACT. 'A STUDY WAS: MADE ON THE EFFECT OF _E AREA RATIO, THE SOLN. VOL. TO SURFA' souN.i ATM. COMPN.p AND CHANG TI PRIME4POSITIVE AUDNo ON THE cbARoSION ~OF TI-P,D~ A ND JI-RU ALLOYS* IN H 'D SUB2 SO SUB4 AND HCL SOLNS. AT ROOWTEMP.9 TI-0.2PERCENT PO AN Tl*_(O.2-0.5PERCENT~ RU ALLOYS IN AN ATA OF N P. A I N T .4 1 NJHF. POTENriAL OF JHE ACTIVE PASSIVE STATE AND CORRODE AT A HIGHEk RATE THAN IN AN AIR ATM OR IN THE PRESENCE OF TI 1014S IN THE SOLN., THE TI IONS PROMOTING SELF CONSEQUENTLY EVEN IN THe.PRESENCE OF CA"m(IDIG ADDirlvEs .~~-,'THEPROCESS-OF H ION DISCHARGE CAN IN SOME CASES GE INSUFFICIENT To- SHIFT,THE,ALLOY POTENTIAL INTO THE REG:ION-JF TI PASSIVATION. ONLY THE INTRODUCTION OF 4DONL. OXIDIZERS110 SUB21-TIO PRIME2POSIT[VE) LEADS To SELF PASSIVATION OF THE ALLOYS. ALTHOUGH TI IONS HAVE.4 LESS POS. REDOX POTENTIAL THAN Ot THEY ARE MORE SOL. -AND WHEN THEY, ACCU_-MULATE IN THE SOLN., THEY ACT AS ACCUMULATORS ANDtARRIERS OF TH_ OXIDIZING F UNC T f.ONS OF DISSOLVED OXYGEN FROM THE 8ULK~,JJF'-THE SOLN. TO THE C,OHRODING SURFACE. :ON INCREASING THE RATIO OF S0LN.'VOL.:jO'.THE SURFACE AREA OF THE- SPECIMEN-OR ON PERIODICALLY CHANGING TH.C.,.S.0L.N., THE, COR0.11SION RATE OF T! _-AND ITS ALLOYS WITH _PO CAN INCP EASE - NOTABLYt VUE NOT TO THE DECREASE IN PO ION CONCN, IN SOLN. BUT TOJHE TJTANYL ION L:,QNCNo WHICH ARE FACILITY;:. 'AINST. FUg KHIM.P IMOSCOW2 SUPPLEMENTARY OXIDIZERS. USSR. UNCLASSIFIg:O 2 / 2 0287 UNCLASSIFIED PPU(;EssrNG DATE--Z3OCT70 C* I R CACCESSION NO--AP0118910 ,-',.A-BSTRACT/EXTRACT--(U) GP-0- ABSTRACT. STUDIES PERE MADE OF THLCK FrLM ANODIZING OF 4NDUSTRIALLY IMPORTANT A L- ALLOYS IN ~i SU62 SO SUB4 20 PLUS H SUB2 C SUB2 0 SUB4 15 G-1. AT 15-16DEGREES, 2.5 AND'5 A.-OM PRIME2 C.D., AND FOR 0.5-3.5 HR. VOLTAGE VS-TIME CURVES ARE OBTAINEO AND THEIR CHARACTERISTICS ARE EXPLAINED. THE RATIO ETA OF THE Ia. OF t'NHY0. AL SUB2 0 SUB3 FORMED TO THE WT OF AL REACTED DECIREASES WITH TIME FOR MOST CASES DUE TO DISSOLN. OF THE OXIDE FILM. THF QUALITY OF THE THE ANODIZED FILM DETERIORATES WITH LOWER ETA. T?-'.ICKN=SS INCREASES LINEARLY WITH TIME AT THE RATE 0.7-1 MU-MIN. FOR ALLOYS CONTGo NEGLIGIBLE CU,, THE MICKOHARDNESS.IS -480-520 KG-MM PRIME2. CU DECREASES THE MICROHARDNESS AND INCREASES THE PdROS11Y. AT THE HIGHER C.D. Or 5A-DM PRIME2r THE FILM QUALITY IMPROVE.Se THE CWIPOSITE ELECTROLYT[- GIVES FILMS COMPARABLE TO THOSE OBTAINED IN COLD H, SUB2 SO SUC34 AND CAN 'olbE USED WIDELY IN PRACTICE. FACILITY-* I N ST..., FIZ. KHIM., MOSCOW, USSR. UNCLASSEFLED 024 UNCLASSIFIED PR068'SSING DATE--230CT70 0 ,.TITLE--EFFECT OF AWMIONIUM IONS~OW THE'~~ELECTRODEPOSITION OF CHROMIUM FROM SULFATE SOLUTIONS -U- .-'AUTHOR-(021-TOMASHOVA, G.N.,~ VAGRAMYAN.t A v:T. ~,COVNTRY OF:INFO--USSR ..:SOURCE--.ZASHCH. METAL. 1970t 6(2)i182_5 ~.DATE PUBLISHED ------- 70 ,SUBJECT AREAS--_CHEMISTRY AMMONIUM COMPOUNDt IONv CHROMIUM STEP '40--UR/0365/701006/002/0182/0185 'ACCESSION NO--AP0118873 UNCLASSIFIED 7-7-7- 2/2 024 UNCLASSEF'.18D. PROCESSING DATE--230CT70 -C.IPC ACCESSION NO-AP0116873 .~.,ABSTRACT/EXT RACT--fU) GP-0- ABSTkACT. CR METAL WAS DEPOSITED ON A CR PLAT'ED CATHODE FROM A 0.2M SOLN. OF K CR OXIDES (CIR PRI-lE3POS!TIljf---) AT PH 1.9 AT 35DEGREES. THE OVERALLELECTRODE REACTION RATE WAS INCREASED IN THE PPESENCE OF NH SU84 PRIMEPOSIT1VE (F'~lbm NH S'Jii(t) SU~52 SO SUB4) BECAUSE NH SUB4 PRIMEPOSITIVE ACTIVATED THE CATHODE SURFACE BY FREEING IT OF OXIDES AND HYDROXIOES. ADON . OF- 0.5 MOLES~ NH SUB4 PRIMEPOSITIVE-1. ACCELERATEO THE,METAL DEPOSITI'FiN AT, POTENTIALS 1.0-1.2 AND AT 1.3 V, IT SLOWED THE OEPOSITIQNo~ 4T ALL1,PUTENrIALS STUDIE0 5 7*MOLES NH SU84 PRIME POSIT IVE-1. DISSOLVED. THE NETAII INSTEAD OF DEPOSITING JT. THE QUALITY OF CR DEPOSITED WAS ENHANCED~BYJHE PRESENCE OF NH SUB4 PRIMEPOSITIVE* UNCLASSIFRO:~ USSR 621. --1,1-6.6 MONTESTROV, V. M., NOVODERE-2:1.11-UH, V. P, F. DIPBOVA, E. S. , KISILEV, V. 1. "A Device for Protecting the Front Surface of 01)-Ucalroystevul,, yye Zn~ -,i, Moscow, Otkrjtiya, Izebreteniya, Pro.Wshlemm,-ye Obra:?,L,,, ~Torarn, No 6, Feb 72, Author's Certificate No 328411, Division,"a, ffiled 20 Avg 69, published 2 Feb 72, p 143 Translation: Mis Author's CerLificate introduces a di-_-vice for protect.- ind the f o. t o opticO. systemn. f rom, -;,tmnsj~heric canti: T'.Q j-r n cc containu a fittinF, ihich Tmte~; vith the mount of the Opt ical s ys t f L, mid has a Joint for feecl-ing in compressed gas As a distiiif;u-Ishing feature of the pateut, iln order to nre,,~er-vl~ image ~(rikllty, the ~urlit for feedirl~ in ga3 is maide in the form of a gas-,collecting chwxb -with guide chan- nels which goes iAto a blender- nozzle. 137 USSR UDC:, [537.226+537.,,-11.331..r537+r-1351 ITbrr6elec,tricity in Pine Films" -or. kachestvon i standart4z. te?nn sb. U Elektron. tekhnika. 111auch. (Electron Engineering, Scientific-Technical Collection, Quality and Sta'ndardi--ation Control-collectlbii.of works') No. 1M, 1971, PP,3-12 (from RZh-Fizilca, 1,10 11, 1971p Abstract. I-To - 111, 917) Translation: A theory is propoqd for them f eii*roelectric charac- teristics of BaT'03 films 1000.A in thicImess; the co Iravated and xperimental data are compared;~ the peculiariti~,41 of.the emergence offerroelectricity in thin filos are analyzed.~ ~~Re,Oume 57 PR U35 UNCL4SSIFitO' ' OCE'SSING DATE--11SEP70 Tl_tLE--PHASE TRANSFORMATIONS OF-GADOLINIUM. M3LYBDATF_ AND ISOSTRUCTURAL --comp OUNDS __U_ .-AUTHO.R. -DRnlYSHEVp L.A.9 FROLKINAi I T.:~, PoNOMAREV V.Iot T0,"lASHP0LSKlYv VENEVTSEVv YU.N. RY or-*INFO--USSR U NT 7