SCIENTIFIC ABSTRACT KARPENKO, G.V. - KARPENKO, G.V.
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S
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December 31, 1967
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SCIENTIFIC ABSTRACT
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KARFEMO. G.V.; LITVIN, A*K#; BAHEY, YU*I*
Changes in the microbardness of structural components in steel
during its pickling in nitric acid solutionB. Vliian.rab.sred.
na svois.stali no.lj8O-83 i61. (MIRA 15:5)
(Steel-Pickling) (Hardness)
28704
S/021/61/000/003/009/013
D274/D301
AUTHORS: Kryp'yakevych, R.I., Babey, Yu.1. and ~~ar2erjkol_ql:_Va
TITLE- On the role of hydrogen in corrosion fatigue-failure
of steel
PERIODICAL: Akademiya nauk UkrSSR. Dopovidi, no. 3, 1961, 325-
327
TEXT: An experimental study of corrosion fatigue is described.
The experiments showed that the reduction in fatigue strength can
be related exclusively to the cathode process and the absorption
and diffusion of hydrogen involved. The specimens were made of
steel 45 and had a diameter of 20 mm. The corrosive substance was
a 3% NaCI-solution in water (similar to sea-water), which was in-
troduced through tube 1, separator 2, and tube 3 of Fig. 1. The
anode was platinum wire 4, the cathode - the specimen. The current
density varied between 0.007 to 6.2 xnp/dm2. It is noted that con.-
ditions of flow of the electrolyte have a considerable effect on
/'2 _~ I
Card 1
28?014
S/021/61/000/003/009/013
On the role of hydrogen... D274/D301
the cathode process and on the hydrogenization. A figure show
the dependence of the conditional corrosion-endurance limit o,
on the current density D,. The experiment led to the following
conclusions: 1) The increase (within certain limits) of the current
density with cathode polarization, leads to a decrease in the in-
tensity of the anode process, as a result of which the endurance
limit o, increases. 2) With optimum current-density (under the
VW 2),
given condition 0 DC 0.15 amp/dm the anode process ceases
altogether; a -~ reaches its maximum value, which is by 1W~ lower
than the endurance limit in air ol-i. This can be explained by the
presence of the cathode process, and by adsorption and diffusion
effect. 3) An increase in the current density above the optimum
value, leads to an intensification of the cathode process and to a
decrease in (Y-14. 4) Cathodic protection cannot, even wita optimum
'1
choice of current density, completely reestablish the fatigue-lim-
its of the metal. The character of the fatigue-curves in the
cathode process shows that this process develops with time, leading
G ard 2/4
On the role of hydrogen...
S/Oa;)/61/000/003/009/013
D274JD301
to a further decrease in metal endurance. This has to be taken
into account in calculating endurance of parts which are subject
to sign-changingloading and to corrosion. There are 3 figures
and 5 references: 4 Soviet-bloc and I non-Soviet-bloc-
ASSOCIATION: Instytut mashynoznavstva ta avtomat~.ky AN USSR
(Institute of the Science of Machines and Auto-
mation AS UkrSSR)
PRESENTED: by Academician Yu.K. Delimars'kyy AS UkrSSR
SUBMITTED: July 19, 1960
CArd 3/4
WSIMOVICII, G.G., YA.I.IGIIISHII, F.P.; hAaPENAO, G-V.
Effect of liquid media on thu fatigue resistance if' ca,.,~t iron.
Nauch.zap.11-Lik A14 URSR. Ser.rashinoved. ? no.?-.i2-36 '(I..
(Hidi, ]-~:1)
(Ca.-;t iron- ti rue)
BABFY, Yu.I.; KARPIENKU, G.V~
Effect of hityh-speed and heavy-feed machining and technological
inher:mce on the fatigue resistance of steel.. llauch.zap.1116~ AN
I
URSH. Ser.mashinoved. 7 no.7:41-58 161. UUtb~ 11-: 1)
(S~eel-ratigue)
BABEY, Yu.1,; IARTENE'O, G.V.; -LITVIN, k.K.
Effcv. of cutting co-iditijms on th-e surface 'ardeninE in -,achini-nlr
steel 45 on lathes, Hauch.zap.D-IA All URSR. Ser.mashInoved, 7 ni.11-
59-64 '61. (MIRA 15: 1 )
(Steel ) (Turninj,,)
BABEY, Yu.I.; YARPENKO, G.V.
Effect of machining on the fatigue resistance of steel ifter --*t!~
preliminary corrosion under Ptm:)spheric conditions. Nauch.zap.LMJ't
AN URSR~ Sf-r.mashinoved. 7 no.?-65-71 61~ (MIRA 1~-.l)
(Steel-Fatigue)
3/123/62/000/018/002/012
A006/A101
AUTHORS: Babey, Yu. I., Karpenko, G. V.
TITLE: The effect of high-speed and force cutting, and of technical
prehistory upon fatigue strength of steel
PERIODICAL: Referativnyy zhurnal, Mashinostroyeniye, no. 18, 1962, 16,
abstract 18A92 ("Nauchn.*zap. In-ta mashihoved. I avtomatiki
AN UkrSSR, Ser. mashinoved." 1961,.v. 8, 41 - 58)
TEXT: It is shown that parts worked on a lathe under different conditions
of cutting, assuring equal roughness of the surface, show different endurance
limits. High speed cutting conditions Increase, and force cutting conditions re-
duce the endurance limit, as compared with conventional turning in both air and
a corrosion medium; this occurs to a particulafty high degree in the latter.case.
Grinding of the parts after turning under different cutting conditions does not
eliminate the effect of preliminary machanical treatment upon the endurance li-
mit, i.e. an effect of technical prehistory Is observed. This effect upon the
fatigue strength of steel is higher in a corrosion medium than in air.
Abst cterls note: Complete translation]
R
rd Vi
S/123/62/W0/023/002/008
AOo4/Alol
AUTHORS: Babey, Yu. I., Karpenko, G. V.
TITLE: The effect of mechanical working on the fatigue strength of steel
after its preliminary atmospheric corropion
PERIODICAL: Referativnyy zhurnal, Mashinostroyeniye, no. 23, 1962, 14., abstract
23A99 ("Nauchn. zap. In-ta mashinoved. I avtomatiki, AN UkrSSR.
Ser. mashinoved.", 1961, v. 8, 65 - 71)
TEXT: The authors analyze the effect of mechanical working (ordinary
lathe work, forced and high-speed cutting, and also grinding and roller bur-
nishing after ordinary turning) on the fatigue strength of grade 45 steel after
preliminary atmospheric corrosion tests of 1,000 hours duration. 6The tests were
conducted on the MMA -30 (IMA-30) machine on the base of 10 - 10 cycles. It
was proved that various forms of machining lead to different losses in weight
from atmospheric corrosion and to different magnitudes of fatigue strength, the
surface finish being the same. The most considerable effect on the fatigue
strength 15 exerted by the atmospheric corrosion of specimens that have been
Card 112
S/123/62/000/023/002/008
The effect of mechanical working on... Aoo4/Aiol
machined by forced cutting or grinding; in this case the fatigue strength is
reduced by 14 - 16%.
[Abstracter's note: Complete translation]
I/I
Card 2/2
KARPENKO, G.V.; STEPURFITKO, V.T.
FXfoot of hydrogen sulfide and polarization on the pasticity
of steel. Zhur. prikl. khim. 34 no-5:1057-1060 ~~y 161.
(mm 16:8)
(Steel) (Hydrogen sulfide)
PHASE I BOOK EXPLOITATION SOV/6170
_4rp_gpko, Georgjy_VjqdWXp3tiqh, and Roman Ivanovich Kripyakevich
Vliyaniye vodoroda na svoystva stali (The Effect of Hydrogen on-
Steel Properties). Moscow, Metallurgizdat, 1962. 195 P.
4250 copies printed.
Ed. of Publishing House: Ye. N. Berlin; Tech. Ed.: L. V. Dobu-
zhinskaya.
PURPOSE: This book is intended for scientific and engineering per-
sonnel in metallurgy and other branches of industry, engaged in
the investigation of the strength and ductility of steel, and
also of its electrical.and magnetic properties, in connection-with
possible penetration of hydrogen into steel.
I
COVERAGE: The book reviews changes in steel properties caused by hy-
drogen absorbed during electrochemical processes or from gaseous-
media under conditions of high temperature and pressure. The fol-
lowing topios are discussed: the place and form of opeurrence, of
Card 1/5
The Effect of Hydrogen on Steel Properties sOvI6170
'hydrogen in steel, present ideas on the role of hydrogen in the
change of mechanical characteristics or steel under short- and
long-time static or repeated load) the effect of hydrogen on some
electrical, magnetic, and electrochemical properties of steel,
the role of hydrogen in the process of steel fracture, and modern
theories of hydrogen embrittlement. No personalities are men-
tioned. There are 282 references, Soviet and non-Soviet.
TABLE OF CONTENTS:
Foreword
Ch. 1. Absorption of Hydrogen by Steel
3
5
Ch. II. Form and Place of Hydrogen Occurrence in Steel 11
Ch. III. Sources of Hydrogen 23
1. Absorption during metallurgical processes 23
2. Absorption from hydrogen-containing media under
conditions of high temperature and pressure 26
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IIANASEVICH, Arkadiy Davidavich; KARPENKOO G.V.9 doktor tekhn-naukP PrOf-P
retsenzent; DRAYGORp D.-A., doktor tekhn.na-ak., red.; FIRMp P.Ya.y
red.; GORNOSTAYPOL'SKAYAp M.S., tekhn.red.
[PIWaical principles of the stress condition and strength of
metals] Fizicheskie osnovy napriazhennogo sostoianiia i
prochnosti metallov. Hoskva, mashgizp 1962. 196 p. (MMA 15:5)
(Metals-Testing) (Strains and stresses)
362 7_2
S/021/62/000/004/007/012
0 D299/D302
AUTHORS: Chayevs1kyy, M.Y., and Karpenko, 11.V., Corresponding
Member of the AS UkrRS!C~_-_____
TITLE: On the mechanism of fatigue failure of steel under -the
action of external media
PBRI'ODICAL: Alcademiya nauk UkrRSR. Dopovidi, no. 4, 1962, 461-464
TEXT: The mechanism of fatigue failure of steel under the adsorp-
tive effec-c of the riiiedium, is considered. The external media may
.aave the effect of either lowering, or increasing the fatigue
stren"th of steel. Owing to the fact that cracks start developing
at the surface of specimens (in the fa-cigue process), the lifetime
of metals under cyclic stresses depends considerably on the exter-
nal medium and the surface state of the specimen. A figure shows
the results of investigations (conducted by the authors) on the ef-
fect of Borislav oil on The endurance of steel 20X (20hli). Thereby,
the lifetime of the specimens increased considerably under overloads
as well as the endurance limit. Other experiments (oy various in-
u
vesligators) have shovm that surface-active media which facilitate
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On the mechanism of fatigue failure ... D299/D302
the formation of slip lines, cause a lovierint; in endurance. With
respect to fatigue failure, due -to electrochemical corrosion, it
vias found that if the cyclic stresses are -Large, the fatigue failu-
re is related to cathode processes; in case of small stresses, it
is related to anode processes. The media which most commonly inter-
act witl~ steel, are fusible-alloy melts which are adsorbed. After
adsorption, dissolution and diffusion processes take place. The ki-
netics of these processes depend on various factors (composition of
alloy and of steel, ratio of melting points, etc.). A -L"i6ure shovis
the resuits of experiments on the effect of mercury on the enduran-
ce of steel Y8 (U8). Here, too, it was found that large cyclic strea-
ses lead to an increase in lifetime, whereas small stresses, close
To the fatigue limit, facilitate the formation of slip lines. The
use of melts which form (in the surface states of steel) intermetal-
lic compounds, is very promising. Thust by using the melt Pb-Sn, it
'ible to considerably increase the endurance of steel. Under-
is possi
the adsorptive effeci of the medium, a kind of inversion of the en-
durance curves, takes place; thereby the lifetirrie increases and the
fatiggue limit decreases. In the case of melts, interacting with
steel, the converse happens: The lifetime decreases and the fatigue
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On the mechanism of fatigue failure D299/D302
limit increases. In conclusion, a thorough knowledCe of the effects
of the medium, under cyclic stresses, is needed for design of machi-
ne parts in many branches of industry. There are 2 fi,-ures and 28
refe rences: 14 Soviet-bloc and 14 non-Soviet-bloc (including 1
translation). The 4 most recent references to the -E-Inclish-language
publications read as follows: N.1211. 1,11ott, Acta i.-ictallur-ica, 3, 6,
!958; P.J.E. Forsyth, C.A. Stubbington, J. Inst. Metals, 7, 85,
1957; A.H. Cottrell, D. Hull, Proc. Roy . Soc., A, 2, 12,29, 1957;
National Bureau of Standards, "Technical News", bulletin, 844, 1960.
ASSOCIATION: Instytut masliynozn--vstva i avtoruatyky AN URSR (Institu-
te of the Science of Machines and Automation of the AS
UkrRSR)
SUB'MITTED: October 2, 1961
Card 3/3
KARFENKO _~,_,V.-
3ome principles of the theory of the effect of liquid metals on
mechanical properties of solid (construction) metals. Nauch.
zap.IMA AN URSR.Ser.ynashinoved. 9:r--:LC 162. (MMA l5sl2l)
(Liquid metals) (Metals-Testing)
STEPURENKO V.T.; BABEY, Yu.I.; KARFENKO G.V. _
.9
Effect of mercury on the strength and alternating bending
testing of steel. Nauch.zap.]YA AN URSR.Ser.mashinoved. 904-36
162. (MIRA 15:12)
(Steel-Testing)
(Mercury)
KRIPYAKEVICH, R.I.; BABEY, ~u.L; KARPENKO, G.V.
Possibility of the occurrence of hydrogen-inducted brittleness
of stei& during its deformation in neutral corrosion media.
Nauchaap.DTA AN URSR.Ser.mashinoved. 9:47-50 f62. (MIRA 15:12)
(Steel-Corrosion)
STEPURENKO, V.T.; LITVIN, A.K.; KARFENKO, G.V.
Effect of an acid medium and a superposed potential on the
alternating bending testing of steel. Nauch.zap.IMA AN URSR.
Ser.mashinoved. 9251-54 162. (MIRA 15:12)
(Steel-Testing)
DABEY, YU.I.;
Effect of high-speed and heavy-feed machining and of inherited
engineering efficiency on the fatigue strength of heat-treated
steel 45- Naucb.zap.IMA AN MR.Ser.mashinowd. 9:55-67 162
(MMA 15d2)
(S teel- -Fatigue)
2 00
8 -
S/01~1 ~62 102 8/0011/012/0 ',7
B I 16/B 108
AUT-,IORS: Maksimovich, G. G., and Karpenko, G,_,-V
TITLE- Micromechanical endurance tests of metals in liquid media
with alternating-load machines
PERIODICAL: Zavodskaya laboratoriya, v. 28, no. 1, 1962, 91 94
TEXT: A Drocedure and a machine -were developed for testing microsamples
1 - 2 mm in diameter on endurance under an alternating load iv. differ~-nt
media (ai-r, oil activated with 2~10 oleic acid, 31,j NaCl solution, and
mercury). Tests with steel (45--tYPe) andJ1C 59-1 (LS59--I) brass micro-
samples have shown that these media, except mercury, improve the =nduranse
f o thc
metals at high stresses, In the new machine, the load applied t, -
o
samnle has a constant comDonent and an alternating component of lower
amplitude than the constant component produced by a mass rotating with
the frequencies 50 and 142 cps, reSDectively~ The static load is by
0m ~ 0,4 CB" where aB is the endurance,. The dynamic load was varied..
Before the test, the steel samples were heut- treated in vacuri fcr 1'. rair.
Card 112
316
S/O'~M~L/02 810011012/0 17
Micromochanical endurance tests- B116/B108
'1* 8300C, the brass samoles for 2 hrs at 3000C, The brass sample---I only
e r p
it', If,-, Activated oil did not affect the endurance of otool
n 'kCtet 108 c
yc L e f3.. Aqueous NaCI ~ielution reduces the
. I - -1
k: It ~~a runr t, owing to corroqion, Frequezv~,y ha6 no effect or, IhE ~?ndurrarv~.p
o f 5, t e t 1;n .2Lr and activated oil. MPT-cury r&duces the enduran':'e of
brais. T th r- r &are 3fi,-ures and C, Soviet refererice,;,.
ASSO C j AT ION Ttistitut maghtnovedeniya i avtcmatikL Ak~wetnii nauk "SSR
U
(Institute of Science of Machtne~s and Automation cf
At-ademy of Sciences UKrSSRj,
Card 211~
3/020/62/145/001/017/018
B140101
Karpenko, G. V., Babey, Yu. I., and -Kripyakevich, R. I.
TI'Tl,'-; Hydrogen fatigue of steel
P22IODICALi Akademiya nauk SSSR. Dokladyq v. 145, no- 1, 1962, 144 - 146~i
TEXT: The fatigue of cyclically stressed steel 45 in 3 % NaGl solutions,
dtirinG cathodic polarization and anodic polarization and in air, was
investigated in order to determine the optimum conditions for cathodic
protection and the corrosion resistance of the mgtal. The cyclic stress
,aas applied by an WMA-30-(IMA-30) machine, ~0-10 cyqles in the corrosive
6 1
medium and 10*10 cycles in air), the electrolyte being well mixed. The
density of the polarization current varied between 0-007 and 6.2 a/dM24
An endurance limit of cathodic protection (the stress at which destruction'
does not set in when either the time or the cycles of gtress are increased)
was not observed. The conventional endurance limit, &' #decreased with
time over the whole region of current density. The function an
-1 f(D 0)
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~.Iard 2/2
CHAYEVSKIY, M.I. [Chaievslkyi, M.I.); KARPENKO, G.V. [Karpenko, H.V.]
Mechanism of the fa.igue of steel under the action of extarnal
media. Dop. AN URSR no.4:461-465 162. (MIRA 15:5)
1. Institut mashinostroyeniya i avtomatiki AN USSR. 2. Chlen-
korrespondent AN USSR (for Karpenko).
(Steel-Fatigue)
KARPENKO, G.V, [KaxperJico, ll,V,]; I-EONOV, 1.1,,Ya.;
,-- --- -- Tlzeory of vibrations" by Y.I.I. Babakov~ Reviewed ky H.V. Karpenko.
Fryll.mekh, 8 no.3',34'G--3/,.l '&. (IHIlUk 15 ~ Q)
(Vibration)
(Balmkov, Y.M,,)
s/676/62/009/000/ooi/0-10
A006/ti 10,
libly" R: 1K3rpi-!nIr-o, G. V.
j 110
lfquid metals upon the
I I TLE, 5ome concepts in the theory o-' the effect o-f ~
mechanical properties of solid (structut'al) metals
SOURCE; Al:a_-~enniya nat;h Uj~rayinC'-Zoyj jVjfj. in5tytut masIiynoznavgtva i Avto-
maty.,ry, LIviv. NaU-21CUI~,O Sleriya mashAnove-deniya. v. 9,
In'02, Voprosy mashinovedeniya i prochnosti v mashinostroypnii.
no. 8, 5 - 10
T"-_XT: ~dquid t-,,,etals can change the mechanical properties of solid metals
in the foilo,.-;ing, imanner: 1) by reducing the surface energy level of the solid
metal during the absorption of the liquid metal (the Rehbinder effect). This ef,
lect, which can be of ~ plasticizing or embrittling nature, depends on the in-
.ensity of the surface energy reduction and whether the OCCUrEi on the
U -
surface or inside the zolid metal; it depends moreover on the mngnitude of
otre3oi predetermining the failure. 2) By the dissolving o." i;olld met;al by
11QUid Matutd, CaUsod by Uie heterogeneity of +-he solid metali this QIA'Itct -j5
the same as that of stress concentrators which reduce toughness, endurance and
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c U tj I
Some concepts in the thfory of,' the ... AOC6/A101
ue strengt-h. TT
fatiU wever, M. I. Cllnayev~,'r-iy has observed the contrary effect,
nailely that tho !~:O(,hani,2a! ~'ha,-,alAeristies eari be improved by the -f~ecL of licl-
uid met,::!, in casv-- when the solid i-.ietals already possess stre:3s concentrators.
') By 'he formation of a ne%%, solid inetal, as a result oC a solld oolution for~ied
during the ponetrition of liquid metal atoms in the solid metal lattice. These
transforination:~ depend on the properties of the new substances and on their ef-
fect upon the appearance of compressive or tensile stresses in '.he surface-adja-
cent layer of the solid metal. If 'here are compressive stresses, endurance
and fatigue strength are increased, and vice versa By the formation of a
U
ne,.,i solid metal, az; a result of the che;:i1cal interaction of the solid. and liquid
metals. The author points, in particular, to the heterogeneity of the solid
metals and the presence of defects in them, which entail a selective effect of
the liquid met;ils upon considerable volumes of the solid metal. It is pointed
out that defo-rm-iations of the solid metal activate the. effect of liquid upon
solid metals.
SUBMI=: May 20, 1961
ca--- 2/2
S167616P-1009100010061010
A0061AI01
AUTHORS: Kripyakevich, R. I., Babey, Yu. I., Yarpenko, 0. V.
TITLE: On the possible appearance of hydrogen brittleness in steel during
its defonnation in neutral corrosion med.ia
M URCE: Akaderniya nauk Ukrayinslkoyi RSR. Instytut mashynozna-vstva i avto-
matyky, Llviv. Nauchnyye zapiski. Seriya mashinovedeniya. v. 9, 1
1962, Voprosy mashinovedeniya i probhnosti v mashinostroyenii,
no. 8, 47 - 50
TEXT: The decrease of mechanical properties of steel parts under the ef-
fect of neutral electroly-tea, accompanied by polarization, might be caused by
hydrogen. The singling out of hydrogen ions can take place at a sufficient cur-
rent density of cathode polarization from an external voltage source, or at a
sufficient difference of potentials between the micro-electr%Klc *eQtjonz of the
metal surface, Both qa*eu were atudled and the nature of metal d0f6ruip-tion in
-the process of hydrogenization was determined. The following 3 cases were in-
vestigated: 1) cyclic bending below the yield limit; 2) uni-axial tension be-
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On the possible appearance of....Z A006/A101
yond the yield limit; 3) alternating bending beyond the yield limits. The cor-
rosion medium was a 3,r~'Y-solution of sodium chloride; current density was 0.0,7 -
15 amp/dm2; the specimens were made of pre-eutectoid steel. An analys1s of the
reoultu obtained leads to the following conclusions. In all types of deforma-
tion, polarization from the external power source causes a decrease in the
mechanical properties. For case 2 and 3 the neutral corrosion medium reduces
these indices even without polarization from the external source. The dependence
curves of mechanical characteristics show, for all the cases, a maximum in the
range of lower current densities. An increase in the current density toward both
the anode and cathode reduces the indices of mechanical characteristics, which
is exDlained for the former case by intensified anodic processes and for the
latter case by hydrogenization of "he metal, entailing hydrogen fatigue and
brittleness. The inclination of the curves Indicates the predonninance of either
the anodic or cathodic proccos, or their equilibrium. As the deformation in-
tensity increases from the first to the third case, the maximum is shifted from
the anode to the cathode. This indicates an increasing difference of potentials
bet,.,,,een the micro-anodic and micro-cathodic sections of the steel surface. As a
reSuit, in the third case conditions are developed for the hydrogenization of
Card 2/1,
816761621009100010061010
On the posoible appearance of'... A0061.1,101
the steel'over the micro-cathodic sections, even without polarization. To
eliminato the cathodic process it is necessary to produce anodic polarization of
0.07 ampIdm2 current density, which prevents hydrogenization. There is I figure.
SUN,IIT=- - February 7, 1961
J
Y
Card 3/3
%,C iil,: 1"
PHASE I BOOK EXPLOITATION SOV/6511
Karpenko., Georgly VladimirovIch
Prochnost' stali v korr6zionnoy srede'(Strength of Steel in
a Corrosive Medium) Moscowt Mashgiz, 1963. 185 P. 5000
copies printed4
Reviewers V, I. Likhtman,, Doctor of Physical and Mathematical
Sciencess Professor; Ed.: P. Ya. Furer; Tech. Ed.- M. S.
Gornostaypol'skaya; Chief Ed.(Southern Division, Mashg1z):
V. K.-Serdyuk, Englneer.
PURPOSE; This book Is intended for engJmeering personnel and
scientific research workers.
COVERAM: The book analyzes the strength of various types of
steel in corrosive and aggressive media under short- or
lo ng-lasting static or repeated alternating loads-and the
effect of previous corrosion on the stressed steel.,, The
book reviews these problems in relation to properties of
Card 1/tP
Strength of Steel(Cont)
SCFV/65il
steel.determined by chemical composition, structure,, and
treatment, It also analyzes the effect on mechanical' -
properties'of steel of anodic and cathodic processes in-
duced by electrochemical corrosion. New data are~preaented
on hydrogen ~mbrittlement of steel caused by a corrosive
medium and on corrosion fatigue ugder lasting static or
cyclic load. 'Chapter V was w-plttOn by R.',I. Kripyakevich.
There are 23.3 references., mostly Soviet.
TAME OF COIMNTS:
Foreword 3
Intr~oduction 4
Ch. 1, Operational Bnviroipwnts and Their Properties 13
1. Clasbification of efi~lronments based upon the
mechanism of their effect on the strength and
endurance of steel 1.1
Card 2./,A
"1r
ACCESSION NR: AT4023777
AUTHOR: Karpenko, G. V.; Stepurenko,
~Iikhaylov, -A-.
5/2723/63/000/002/0067/0076
V. T.; Babey, Uy. I., Shul'te, Yu. A.;
'If
TITLE: Corrosion resistance and fatigue stiength of ShKh15 steel after electroslag
smelting
SOURCE: AN TJkrRSR. Insty*tut mashy*noznaystvz i avtomaty*ky*, Vviv. V11yanlye
rabochikh ared na svoystva, materialov (E f feet of active media on the properties of
materials), no. 2, 1963, 67-76
TOPIC TAGS: electroslag steel, electroslag remelting, steel SM115, steel corrosion
resistance, steel fatigue strength, corrosion, corrosion resistance
ABSTRACT: The Institut elektroavarki im. Ye. 0. Patona AN USSR (Institute of
Electric Welding) has developed a method of electroslag smelting which is now in wide
use to decrease the number of nonmetallic inclusions and thus increaso the corrosion
resistance of steel. The purpose of the present paper was to determine the effect of ro-
smelting on contamination of ShKh15 steel with oxides, sulfides, and air bubbles and the
corrosion resistance and corrosion-fatigue strength of this steel, in both the perlite-
ferrite and martensite states, in 3% sodium chloride. The results showed that electroslag
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ACCESSION NR: AT4.023777
smelting of ShKh15 steel in the ZMI machine decreased the content of Impurities by 2-2. 5
units and the porosity at the center by 0. 5 units. As shown in the Enclosure, smelting
increased corrosion resistance by up to 15% in 3% sodium chloride, but increased it only
insignificantly in air. Smelting increased the corrosion-fatigue strength of ShEh15 steel
by up to 40% in the martensitic hardened condition and by up to 20% before hardening.
i -However, lowering the quantity of impurities below a certain value did not affect the
I --corrosion and corrosion-fatigue strength of the steel. "The thermal treatment was
I i .
carried out by F. P. Yanchishin (Cand. Tech. Scl.) and Eng. K. P. Tabinskiy. " Orig.
-art. has: 4 figures, 4 tables and 3 formulas.
1':~SSOCIATION: Insty*tut mashy*noznavstva i avtomaty*ky*, AN Ukr6SR , Lvov
TfInstitute of Machine Technology and Automation, AN UkrSSR)
-SUBMITTED: 00 DATE ACQ: 1OAprG4 ~ENCL- 01
SUD CODE: MM NO REF SOV: 004 OTHER; 000
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Card
ACCESSION NR: AT4023777
k, g/m~
Corrosion losses of steel
ShlOi15 in relation to time in 3%
sodiwn chloride:
1 - steel from a usual smelt (melt
No. 314822), perlite-ferrite; 2 -
steel after electroslag smelting
(melts No. 18, 28, 33), perlite-
ferrite; 3 - steel from a usual
smelt (melt No. 314822),
martensite; 4 - steel after electro-*
slag smelting (melts No. 46, 48, 53),
martensite.
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40
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Dop. AN WOR no.3:366-368 163. (:,a-RA 17: 10)
1. Institut r-aashinovedeniya i avtoraa-LEA Al: UkrSS~-'~, 12. Chlen-l