SCIENTIFIC ABSTRACT GOLDSHTEYN, YA. - GRIN, A.

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SCIENTIFIC ABSTRACT
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S/1931631'_0010 12/CG2/0 1-8 A004/A-00 1 AUTHOR: Gol'dshteyn, Ya. Ye. TITLE: The High-Strength Economical 20,YFHP (20KhGNR) Steel PERIODICAL: Byulleten' tekhniko-ekonomicheskoy informat.-ii, lc_~60, No. 12, pp.9-12 TEXT: The Chelyabinskiy traktornrj zavod (Chelyabinsk Tractor Plant) , chm, together with the Chelyabinskiy politekhnicheskiy insfitut (Chelyabinsk Polytecrilic Institute) has developed the 20KhDNR grade steel, which was then improved and prepared for big-scale industrial use by the Nauchno-issledovatel'skiy institut metallurgii (Scientific Research Institute of Metallurgy) al. Chelyabinsk wi-rh the cooperation of the Ziatoustovskiy and Chelyabinskiy metallu--gich-eskiy zavod (Ziatoust and Chelvabinsk Metallurgica.] Plants) . The 2DJ11GrJ'4R g-rade steel, as it was registered (ChMPU No. 1'(b-59) atu wie Lsentrallnyy na'uchno-_J'ssledov_,tel'skiy institut chernoy metallurgil (Central Scientific Research Institute of Ferrous Metallurgy) TsNIIChERMET contains (in %): carbon - 0.16-0.23; chromium - 0.7- 0.1; manganese - 0.7-1,1; nickel - 0,8-1.1; silicon - 0.17-0.37; boron - O.CQ. The steel was to possess the following minimum mejanical oroperties: tensile strength - 130 kg/mm2; yield strength - 120 kg1mm ; elor4gation per unit length - Card 1/4 S/1 93/60/GGO/O 1 21C 0:2/018 The High-Strength Economical 20YFHP(2CKhGNR) Steel ~C 04/A00 1 2 1 Cf% ;cross-section construction - 50%; impact strength - c., kgrrV'cm.Based on the checking results of 8,000 tons of 20KnGNR steel produced by various plantz it was found that the actual strength and plastic properties ccnsiderably exceeded the technical requirements. These results were obtained owing to the careful development of deoxidation technology and strict dosing of the boron and titanium additives, worked out in cooperation with the Tsentraltnaya zamcdshava laboratollyl (Central Plant Laboratorj) of the Zlatoust Metallurgical P'ant, G . A. Khasin, L. I. Posysayeva, and R. I. Kolesnikov participating, It was found that the boron content of the steel should amount to 0,0005 - ().C)OZr), and not 0.0,0~ - O.CO6 % as this is recommerided in the technical literature 1-1.nd in the technical con- ditions of the TsNIIChERMEET, otherwise a separation of the boron phase can be observed in the macrostructure of the steel along the boundaries of former austenite grains, as a result of which. the Impact strength of the steel would be reduced. A significant characteristic of the 2OKh(;NH !O,oel is its hardenability, exceeding that of the 12XH3A (12KhMZA) , A)XH~,j (26KIRZA) , IOXFP (10KhGR) and other grades by far. The author points rut that the harderiability and mechanical properties of the 20 KhGNR grade steel depend on the denxidation canclitions of the steel, i. o. on the f,-tet how oner~;iiticr),Ily the ackiing boron, wa!:- deriltrate(i by aluminum and titanium. 'fhe presence of a cortain minimum of Card 2/4 S/ 193/60/000/0 12/002/0 18 The High-Strength Economical 20XFHP(2GKhRM) Steel A0,D4/ACO'_, residual aluminum (Al > ', 0.04,19) and titanium (Ti > 0,02%) in the steel7 ensures the effect of the boron addition. Special investigations of the tendency of 20KeONR steel to cold-shortness, compared to that of the 20KhN7ZA steel, showed that the 2OKhGNR steel is not very sensitive to temperature reductions and, in this respect, is not inferior to the 20KhNZA r e. This is explained by the fa7orable manganeq?- to-carbon ratio in the steel (Ml i ), which results in a r,~~duction of the cold- shortness threshold. The presence of nickel (o.8 - i.i%) Ln the 20FrDNE grade steel fEvourably affects its cementation ability, reducing the tendency of the surface layer of the steel to supersaturation with carbides. An elren lower carbon content (0.9 - 1,05Z) in the surface layer of 20KhGNR stee-' can be obtained by gas cementation. At the ChT% 20KhGNR steel parts are cementc-d toth In solid carburiz- ing agents and in gas-cementation furnaces. In the latter case, the parts are slowly cooled down in the pit to prevent the origination of microdtacks in -.he cemented layer. All present the new 20KhGiTR grade steel has not only been intro- duced in the manufacture of tractor parts at the Ch'-"Z, but E.lso at -he Kharfkav- skiy traktornyy zavod (Kharlkov Tractor Plant), Minskiy tr,~d:torryy zavad ('Minsk Tractor Plant), Luganskly parovozostroitelrnyy zavod (Lugwrisk Loccmotive Plant), at the enterprises of the Azerbaijan Oil Industry and other indlistrial enterprises, At the All-Union Conference on problems of expedient utilization of the nickel Card 3/4 S,/"93/6o/'6c.c/o 12100210 18 The High-Strength Economical 20~FHP(2OKhGNR) Steel A(D( 4/AOO I from the Orsk-Khalilovo deposits, convened by the Gosplan M':R tLrid taking place from the 14th to the 18th June, 1960, at Chelyabinsk, the rac~oluticn was passed to ask the Gosplan USSR t1o prohibit the use of--the 210'KhM'IA grade steel as from January lst, 1961, in the automotive and tractor industry, .-qricultural, road- building, transport and mining machine industries. The first: two heats of 2OKhGNR steel, weighing more than 450 tons, produced on the.,initlatt.ve of the Scientific Research Institute of Metallurgy (profossor A. N. Mor-ozol/ and M. 1. Kolosov, Candidate of Technical Science) in the Siemens-Martin. Vurnaces of the Orsko- Khalilovskiy metallurgicheskiy kombinat (Orsk-Khalilovo Metallurgion! Combine) and rolled at the Chelyabinsk Metallurgical Plant were successfully used at --he plants of the Chelyabinsk Sovnarkhoz and at the 1'11in~'- T-i-tor P'lart. There is 1 figure. Card 4/4 GCI,'D~c'j'~;lnl'),.'~a'r.ov-YefiEiovicli, kand. telchn. nauk; GGRUBLISK-Y, Illya Yakovlevich, inzb.; Frinimal uchaotiya FYATKOVA, inzh.; DUGIVA, N.A., tekhn. red. (Increasing the durability of tractor parts] Povyohonie d(~lgo- vechnosti traktornykh detalei. !zd.2. Moskva, Go3.nauchnc- tekhn.izd-vo r.-ashinostroit. lit~ry, 1961. 199 1). 41 .-FA 15:~z) I\Ca:;t iron-HRrdening) (Steel-Hardeninfj AUTHORS; GoVilshiteyn, Ya. Ye., Candi~;~O,,, 0. D., Engineer TITLE: Selenium in cast an~; if PEMODIGAI, - S t; TEXT: The authors lnve--tiva~.od lAv-. the structure and properties ~)f ordtriary ganese, chrorldium, or copper respol--tiveiy. Th--,y -,iw ,:f Mn Cr and Cu and describe tests oC tlie 4k~YiK(40!,K) ia a induction furnace with acidi(, hearth. The cessed from one heat are .given in a table, tqh-ic~h shu,,ao "iML alidi[),f~ se-'en-,u-., the manganese content of the steel :t:).,ve ~i. of' 0.13% the increaze in selenium conti~n' ~C :,a,,bon s~e-l ad- ding more than 0.13%) seLenium, the d t),~ The, effect of seleniLIM on thl~ hlil I; ~ ';',I W-,:! nuruaiizing the specimono at 1,11r, Card 1/5 (?rli LI IN 1 It caf: L ~Ub I It. 1'W! W I !It I '2 F -ac t i on I-EVITIt'll, -~- I ,m 6B' 68 .,~ 4 3 5 66.9 IV V 42 .4 Phese data show that an a(klLf --,r, of' up proves the mechani~~al -Lu r;iakes these properties gradually - i-,% L must, be put doern tc. a mr-difi-d in imechanical -,)-oDe--ties w1ltm addlm~ change in the structure and t,,er-riio! ci~ affect of selenium.. In~,reas,~-l nwriber of sulfo-selenidt, t:,Ioru 1-c-:3 I Carbon steels with mnre t it-in 0 ~;'5 m,-~dif ied iron cast inf7s a ar-,e and hot and cold weldin6 Ca rd 2/5 ~11 I' ;,v !,rr,i:J Lit -1! 0 t.ee L e'l 'Al g1- Tho mot"'. [IIPTI X rm) in size, wrej*c' :"u t, -,t, c,40'~C and armeaied ELL b130 ~C (also in Th" a, i,2us Cra,--'Ilres are j:~iveu in v :z; ~--t riorma-1 ized st;-e' ( 2 1- f 1,-)-aer sens_:*,ivP.y of' -C-Ia~~, f --n D-lul ent , e t, pr --ve 11111i~ L. n, ~rlly In ",omp-lin"i-s-, bur. F ~n Lhe mechanit-al D I'C 1) 0 1-, t r.1,L 2 a ed o n a .7; T, e -on', ainin~ o . 4~,5 c c . 2~~,- C' I 'I- c, c r C.07~ N.' and G.145 S e Snowcd t~,-cr af te r r in cmai za L i on nar e-- a~, 7, il I 12 ('ar,i 3A) P-:~ i -,, I I I I .~ . I . . t 1. 1 ~ I . . i,, az~i, and I'l -: - ~ M32 )j ,n cla~-,t and :,%r-ucilural J,ce!--~ 1, T anci I ~)Thz -; t,-els i i aas es tabl I -ii-.Pd that, tht: hardenabi I i t ,jpon adding selenit-Im an-' that 11'!ie steel BLructure obtainc-I(I a 1,,!r:-. t ia r-,a- T'ne addition of selenium is therefore one of' the m6~th-is td~-~ I- L raeriability. It wa~3 foi-id, with regaryi to 1,hE~ et'fe--,t -)t, he !I,- dal fracture, that sma.L.1 amounts of selenium wicipd to I' ilie ~! 11 re 1111, in" Jv r- 11 lea 117 and I-F- .1h(Adal fra~ h2 Increased thc:-;r inc~lination to n, ho,.,.rever, th-- selenium-content was raised above 0.0~: whe endency decreased. This contrDversial behavior of steeLls wi-1.1i smalA amounl-~, sel-ri'lim can be explained b-1, the effect. of selenlur,,i r)n the an:i ju I 'ior) of sulfo-selenide5 in che overheated steel. By ad(iinj-, -.q, C.-'~, -sel-erii,~i to t.he stee-1, f,he ~ocmat;.or, ~-)f sulfo-selenid(-,~; is promoI:ed and als.,) reduce the tendlzin~-,y t( lit.hoidal fractur(-,. The re ar f, i-ab-! e GAI I Ya. Y RALZHI, M. BEREZK T~jj' P~ ~J. e. P. YEI)I.Ir,HKn, 11. V. ; 7 1 '-, R A SA. F. 1. D. ; 1!C71F'rI,!!II', U. V. PONNYSHEVI TM.; 5URal"Tl, N.A.; WIN71i-'111, ;.1,; TiI.Y~l'iF.v"I":Y, I', V.'%f.; SHEREISFIVEV, A.D.; BAKS111, O.A., knnd. tokhn. nauk, retsp,n7ont; PONDIN, Ye.A., in:~h., rplxowz-~,nt,; R)vK:i. retsenz,?nt- VASIN, Yu.P., In7,h.,,, ret~ien:,.Pnft; A.A,, inzh., retsenzent; SOIROKIII, A.I., inz1h., retsenzent., Ark'10Ljr SerEeyevich, dots., rr~d.; DW-INA.. ';'.A,, tekhn. rel, (Economy of metals in the LndustrylEkonxiii,- rptqllov vunshinostroenii. i dr. 235 P. 2) (Machinery-Desi,v-n nn,' cons~ruc'Jon) (Metals, Substituten, ror) ;c n n. ln~~'Dtss n e e-I 3 i e r ,~,. -- : -,--! -- , , . ~ ' C. ~ -- j 7 . ' ~ - C, -_ ', 1 n ' - . "': - 4 . - I -, , -- - . - I - . . . -) , , I C a - ~., -~) / -~ .7- met`- an t Fjala' ovskaya, cne- and Cana 1-1~ I,, :) ll~ , j:. ,I-. '. . - , , . I - " . L I - - ; -I ; , . . . . -:/") I I! ~, - , : ."( 1.,), ,r.,C /o08 I ~ ~ , I ,~ , fI . ,, 1 1 1 , 'A -V, :7 n 1, e - 7; It-', and -2 t"3 am,~ -~,e ss a -.uDa-~ ~-,zor) a: Card . ::,,. Ir Irr., ,*,I-,(, ~ ;,~' :,;-. . :.: ;- , - .. - ~ .... ...I~', I- ''. I 1 1, 1 , Ca".:; -. w)r. ~.!,)/004/CO7/GC;S S/122/62/000/005/002/0(A D234,.'D308 AUTH-OR. Golldshteyn, Ya.Ye., Candidate of Technicnl nces TITLE: New economically alloyed cemented stei!la contetin- inj boron !~Eu'IODICAL: Vestnik mashinostroyeniya, no. 5, V)62, 44 - 48 T7', 'I- The author describes four new types of s-:eel de- ve-loped by INIII-11 at Chelyabinsk jointly with the Chelyabinsk Tractor Yactory, Sverdlovsk Jet Engine Pactory, Zlatoust and Chelyabinsk XetalluxSical Works, and recommended for use instead of' several old types. Harderdng capacity, impact ductility and mechanical properties of the new steels are compared with those of the old ones. A table of chemical compositions is given. There are 5 figi-tres and I table, Card 1/1 MEW- S/277J63/000/004/003/013 A004/A121' .AUTHORSt Golldshteyn, Ya.Ye., Spirkina, G.V. ~TITLEs Steels 15XHr2BA (15KhNGZVA) and 15 X2 r2(lyjjl. (15i",h2025VA) as replacements for 16 X2 H 4 BA (161CUUVA) steel -f or Nal apparails components .PERIODICAL: Referativnyy zhurnal~ Otdellnyy vypusk. 48, Mas~iinostroitell- nyye materialy, konstruktaii i raschet detaley mashin, no. 4, 1963, 12, abotract 4.46.78. (Traktory i sellkhozmsahiny, 1962, no. 6, 39 - 42) TEXTi The authors present the chemical compositionij, p'.,iyaico-mechanic- al properties and heat-treatment conditions of the steel grade3 15KhNG2VA and l5Kh2G2SVA which are characterized by a lowar Ni-conteat,. Thino steel grades r are recommended for the manufacture of precision componelitts o, fuel apparets.: [Abstracter's notei Complete translation.] Card 1/1 3/003/013 --073/E351 A UTH 0 RS Gol I 6:5ht eyll, Ya. Ye. , Candidat e of' Technic a]. Sc itnic es and Charuslinikova, G.A. , Engineer TITLE: Influence of nickel on low-temperature brii.tleness of steel PERIODICAL: Netallovedeniye i ternticheskaya obrabotkix metallov, 710. 121, 1902, 12 - 15 T EXT: 'file influence of Ni additions of 0.1, 1.1, 2.0 and on the ij-,1pact strength and sensitivity to lowering the brittle fracture transition tei-,iperature was investigated for (!xperimental induct ion-melt ed rteels with C contents of 0.18, 0-33, 0.45 and G.W:, and 0.16-0.271* Si, 0.48-0-80, 11-11n, 0-052-0-02;3~ .3, U-621- 0.027" P, U-08-0-11' Cr, o.or,6-o.o(99` *Al. Froi-,i forgrec' rod's, 32 x 32 mi;i, normalized at 6CW-900 0 C high-temperature anric-aLed and 0 hardened at temperatures 30 C "bove Ac and then tempered, _SDeci- mens of 11 x 11 trim cro.-is-section were cat (to ensure through-' hardening) ; low-carbon steel specimens werL %rater-quc-riched - the others oil~quenched. The influence of' the tempering temperature (20 - 600 C) on the impact strength of specimens watcr-cooled -ifter tempering w I as studied and the influence of "i oii thc- brittle Card 1/2 S/129/62/000/on/oW,D15 Influence of nickel .... EU7,;/E351 fracture transition of specimens tempered to 11'.,3 '-)4(j and ~o.ld' C steels; were tempered It 200 %). Steels NiLh difl-Prellt Ch,~MiC,11 conil)ositiozir, were tei:ipercd from different temperatures to obtain equal hardness. COTICILISions: nickel additions to low-c.-irbon steel (0.16, )-inc*reas-e t-he-i-ui,,-)act strength and lower the brittLe fracture t em p era t ur e; in low-tei-,merature tempered steel the louest brittle fracture tei-wperature (-0'00C) is obtained for steel wiili I*i.)' Ni I " . ;ive tile but steel teiapered to i1B :,110 requires oril Ni to " lowest brittle fracture temperature-( _50 xC I~, tile carbon content is 'above 0.~~r , nickel_ iadd,itions no have a Cavourable effect (high-tempe-rature tempering) and nay even becom(! unfavourable. The quantity of -N,,i reo.uired to bring about an ut'ifavourable influence .is lower tile higher tile carban content. There are I fivure and 3 tables. ASSOCIATION: Chelvabinskiy nauchno-issledavatel'skiy institut metallurgii (Chelyabinsk Scientific-research Institute of Metallurgy) Card 2/2 Yaje, kand.tokhn~nauk.) inzb. Steel 1512i2G2SVA. and 181&.2114VA as a substitute for 181:q234VA steel used in the manufacture of combustion system, compon,,-anta. Trakt. i sel'!,:hozmash~ -12 no.6.39-42 Je 'G% (I-LIRA 3.5-~6) 1. chol,ralb-"I SIC i y NIII4, (Sten v AX4006613 BOOK EXPLOITATION S/ C 0 1 ' " s '. I -, C " . ; " , Y a . "1' 0 :,ow-alloy steels in machine buil"ing (Nizkolegirovannykye stali v mashinos, L royen i i ), Xos cow, lklashg ' z , 1,) 6 3. 2 3 9 1 u 5 1) 1 In I I o -'00 - ') C 0 1) ics plinted U -6?:c T."GS: low alloy steel, structural stoel, stee, structure, steel s te c! co I d b ri t L I CrICS S L~e I h a 1 ca rbur. z in;; CCCI , cold resistant steel, lo-,., hn~rdenab I lity s LCO I , h',ph, hard- cn~,~'D -f lity s tee I, hiph s trengLh stoe i , low carbon s [:~!c I , me6iu- carbon steel P U R P0 S A N D C 0", k3 E This book is in~enled for heat,*t-c az:uiont spe- cialists, meta'lurpilsts, and designc:s. I It dea's iv. m p o t a n t -, a c '11. --' n e -b u 11 d i n ;-, p r o b I e r, ;the use of low-alloy Ste e Is wh i Ch contai -., no scarce ai loy ing e lemonts , but wh tch a vu zl-,(, 1 uss charact.erized by high mechanical properties. Principlei; of new methods of producing and alloying s Lruccural steel, ("i --cu:;seci. T'he chazacLeriscics of economical nickelless and low-ntckel steels Ccrj All ~00 66 13 are given. New information on cold-reststant steels, ty7es of these steels, and methods of their treatment is given. New data are presented on che effect of various impurities (aitrogen, tin, antinon-, ecc.) on the pro?crties of steels and their susceptibility to tempar brittleness. The book is based on experi,ance with new steels I-ained in the Chelyabinsk Tractor Plant, the Sverdlovsk Turbo- enr.ina Plant, and the Ural Automotive Plant in "las3, in various Ukrainian indus trial concerns , and on inve st iga t i ons conduc ted by the author at the Institute of Metallurgy and the Chelyabinsk Tractor Plant with the assistance of M. B. Balakhovskaya, ~. ya. Zsslavskiy, A. L. Starikova, G. V. Spirkina, G. A. Charushnikova, 0. D. Zhizhakina, and others. TABLE OF CONTENTS: Foreword -- 3 Ch. 1. Present trends in the production of low-alloy structural fitacla Card 2/5 L: t o!' tr,t! tit 1 "T;lip tic ftCESSION NR: ARW18335 S/6137/611/000/00) /1080/1080 SOURCE: RZh- Metallurgiya, Abe. 11505 AUMOR: Gol'dshteyn, Yn. Ye.; Starikova, A. L. TITLE: The influence of boron and titanium on temper bri~tlo~ncsa CITED SOURCE: Sb. Teoriya i praktika metallurgii. VY*P- 5, Ch-21yabinsk, 1963, !TOPIC TAGS: low carbon steel, titanium stool, Imi cerb-)n steel brittleness., ,Ghrinkage, chrinkage brittleness, boron nteal, temper brittlene.33 TRANSLATION: The influence of B and T1. on temper ; bT-ittlef3et33 of' low-carban steel was studied. The admixtures under E;tudy were- introduced tnto -"'ndividlial proportions of liquid steel either separately or In combination with Gi, ~ti, Gr, and Mo; a k and structure were determined on heat-treatcd sample3 [it, temperature:; from minus 80 to plus PO degrees. It was determ[ned, t-hat Hie t,errper brittlc- nean of steel contatning boron depends upon Lto bask, composM~Dn- ln pure Fe and ,in steel not inclined toward temper brittleness, B in the mnount of 0-003~ has ilittle practical influence On ak- In steel inclined toward tAemper brittleness, I i Card 1/2 ACCESSION NR: AR4018335 a, is lowered commensurate with the incr--at;r: in content of' 1), 14n, ~n,i 11. 'De brittleness of lo,4-carbon steel sometiTrpr increasei3 with ail tricl-IsLon of Ti (0.01~), the influence of which rises commensurate with the decreace iri carbon content (mean- ing that as it decreases, more and more titanium is outrldn thn carbide phase). !In consideration of the favorable influence of Ti. in obtainin,-.; resi(ju,al fint!- graininess of steel, it is recommended for inclusion in struc~-urai titeels within the limits of 0.02-0.0%. No does not always lower the tener brUtleneso, of :structural steelj and its optinwi content depends an the carbin ccntent. CIMB COTA. M; ',1,: 0"') 16 5 ACCESSION NR: AR4044228 tepiperitij'femperature on ak bf stial'o Aftir; tempe 00 'is mparing timpe th of steel; at higher te With a smil C content t influm" m ak- at and a lcwering~cf T - with a C content of :PIP, A 1 appearance of orysiff,fracture, md 1mr, eos$ lot Txp with inaroasing Mi content is'. 1~ oit ~t, wl~ tbo w4*4i; .'of:& solid solution md oNthe tendin Ora 0!, :1 bki ti inot ~ bAi;. tieness; the higher the C content the: Ois :cant 1, ffidj; railure ai C rig revealed. With a 0 content of 01.3%s Mm 1~.creasoa too 4 at: hardened and taq)ered state.' With in~reaso Or. C ant ns8ativc innuOnc* on ak* At. aversie'irA higo! tow m-lift, se 0: :I- w content X,3% rusiore a negative induan,44 f4~ au, a 0. t limi Once ~gation of Txp of Kn-steel with Hb 2)5~th" im:rsv~sl m; ant!51*3%. With a furibii "crat~e 4.. si Mn for a cont Inve6t;igaVes also 3teel contAdnl~g 0.104o4io-!b i at 660* high-pan Xnass steelp deaddited br ft~ ta 8% Ni'-steel.: Me influence.09 i I ~-Idt ,Card 2/~ A GZY AID Nr - Y XW. Y~5-, 9,00P 8 ~~ CHROMIUM -NICKEL STEEL WITH CERIUM (USSR) Lkad.sljjqy~~., V. I. Zel'dovich, A. I. Kornissarov, and Ye. L. Korotkevich. Stal', no. 4, Apr 1963, 354-358. S/133163/000/00-0007/011 The effi~cts of the addition of ferrocerium containirg 945o rare- e::.rth metals on the rnechanical properties of 40XH (0. 37% C, 1. 03"io -Nil 0. 5711,16 Cr) qt.-!el were investi..-,ated at the Chelyabinsk Scientific Research Institutia- of 3N1-.-:a1- lurgy and the Chelyabinsk 1%letallurgical Plant, The hardenability of ste,"!l increased only with the addition of 0. 61/b Fe-Ce (smaller additions did 11m affect hardenabil-ity). Fe-Ce has little or no effect on austen:'.te g:-ai-n size or the rate of grain growth at high teml-,)erature. The addition o~ 0. .10 and 0. 251b Fe-Ce had a positive effect on notch toughness. With low-tempera- ture tempering a maximum notch toughness of 5 kgm/cm2 was olOtained in Card 1/2 IID Nr. 978-7 28 May CHRO)a"Z -NICICM STEEL (Cont'd] S/133/63/=VOD4/00It/OI1 steel with 0. 2,5% Fe-Ce; with high-temperature turnpering a rjj'k.IXI.MLm,. d 22 kgm/c,-z-' was obta-.ned in steel with 0. 1% Fe-Ce, Fe-Ce love red tile sus- ceptibility of 40XH s-:eel to temper brittleness. An addition of 0- 2ta-% Fe-Ce reduced 'he anisotropy of mechanical properties, 0. 10% Fe-Ce h;.-id no effect, and 0. 6% Fe-Ce increased the anisotropy. The addition of 0. 6% )Fe-Ce 1,)wered the temperatur 'e of transition to brittle behavior by 30 to 40*C, which can be attributed to the purifying and refining effect of Fe-Ce. [WW .1~ Card 2/2 L 113o4-63 E7h?(q)/ZY7(m)/3DS A-17TC/ASD JD/JG ACCESSION NR: AP3000485 s/ol2q/6:3jc0C'/005/0005/0Ol2 AUTHOR: Golldshteyn, Ya. Ye.; Starikova, A. L. "'-07oTybdenum and titanium on the t.M TITLE- Effect of boroi,* a per brittleness of structural steel-. SOURCE: Yetallovedeniye i termicheskaya obrabotica metalli"', no. 5, 1963, 5-12 TOPIC TAGS: boron, molybdenum, titaniwa, temper brittllini-,,ss, structural steel ABSTRACT: Authors studied the jpffect of boron, molybdenum and -titanium on temper brittleness of structwv~~j steeny adding admixtures into indiridual fractions of molten steel of separate malts. Test melts were made in a 6)-.k[,', capacity induc- tion furnace, and various alloys were produced by introduain.- admixtures into the pouring ladle or directly into the'furnace. The melts wta;.-o theil poured into fou:r or five ingots of varying composition. These ingots wore then forged into rods and samples for heat treatment were cut out from these rods. kithors conclude that effect of boron on tendency of carbon and alloy stool to riversible temper brittleness is not clear and depends upon basic composition of -the steel. Boron, introduced into finished -Aron or steel which is not:incliried to tenper brittleness, does not intensively strengthen the sensitivity of the material to a change in Card 1/2 L ii ACCESSION NR: AP3000485 cooling rate after tempering. The introduction of 0.1% titariuct into low-carbon steel promotes its embrittlement and increases the tendenay tTtiard r9versiblo temper brittleness. The effect of molybdenum is of an extrw..e aharacter, and increasing its content above the optimum not only reduces itE positive vr-lue, but. can also be the self-contained reason for embrittlement of tLe stael,-even after it has been cooled rapidly after high temper. The optimum c(:mtc!nt oT molybdenuiyL in structural steel depends upon the carbon contei~t. Orig, iixt. has: 10 figures, 2 tables. ASSOCIATION: Chelyabinskiy nauchno-issledovatp-lskly institut metallurgii (Chelya- binsk Scientific-research Institute for Me~a~lu:~~) SM11TTED: 00 DATE ACQD: 3Jun63 ENEL: 00 SUB CODE: 00 NO REF SOV: 013 OTHER: 008 kesAw Card 2/2 ACCESSION NR: AR4027681 3/0276/64/000/001/0008/GWB SOURCE: RZh. Tekhnologiya mashinostroyoniya, Aba. 1G60 AUMORs Gol'dshteyn, Ya. Yo*t Zel'dorvioh, V. I.j Shmatko, K, So TITLE: Peculiarities of the offoot of raro oarth metals on the z-~rucUwro and properties of structural stools CITED SOURCE: Sb. Teoriya i praktika motallurgii. Vy*p. 3. C'hol:fabinsk, 1963, 123-131 TOPIC TAGS: rare earth metal, structural steel., steel motAllurgy, rare metal admixture, rare metal alloy TRANSLATION- The authors have established the possibility of J=unlzing steel 1~ om flake formation by increased additions of REM (rare oarch mot-J.1s). Such ~raat-mont simultanoously increases tho resistance to brittlon-aiss xnd hardenability o f -h 4 ' ' a stool. The irechanism of long-1-j:= offeats of RDI ad(Lltiorz is associated with tho high absorptive ability of car'JAM w-Itb respect to IV-d.-oE;en, and possibly With the format -t tion of stable oerium hyii-vido, The Introduotion oC 0 25% REM into Card 1/3 ACCESSION NR: AR4027681 steel leads to th~, redistribution of sulfied in microvolumes of stool, as a result of which the high-malting cerium sulfides are localized In the dondrite axes and not in the interaxial spaces. The concomitant fra&-contation of the dendrito crystallization is explained by the modification effoct, as iron as the purification of the melt of hydrogen, sulfur, and other admixtureE. The maximum degree of disorganization o,'.' the dondritic crystaUlzation is noted upon the introduction of increased poi-tions of R&I (0.6%). The purificaticn of stools likewise prcnotes the rewcval of spot inhomogeneities. An Important characteristic of steel treated with RDI' is the increased isotropism of its nochanical propertios (yield point). The best results (the rdiLimum ariisotropy X. ctor) are achieved upon the introduction of 0.25% forroceriun. It was found fa that the optimal amount of REM additions dt:ipends on the thermal processing regime and the purpose of the stool; in tho state following anrioaling and high- tomperatu~-,.) ',,7,;,,1Porivg, an addition of 0.1% is optimal; in the atat~) of low- temperature tomporing it is 0 25% RUI. Tho introduction of inc.rea-~ed amounts of RDI on the order of 0.4-0.~% for the elimination of flaking senaitivity of steel is permitted and is recommended mray for alloyed at4~elz to be annealed and quenched to low and medium tomperaturoa. Suoh a dopondenco of the optimal Mvi addition on the oonditions of subsequent thermal troaWant is an'looiated V Card 2/3 AccEssiu n: AR40;i?68i -with the variable solubility of cerium ind,-Fe. Studies have confirmod the theoretical possibi:-ity of active extra-furnace desulfuration of steel. through the addition of REM. The introduotion of 0.6% forrocerium leads to a drop in the sulfur content ( in the main ingot body) by a factor of 4-5- A disadvantage of the treatmgnt of steel with rare-earth elements with the usuiLl technology of their introduction and deox"idation of steel is the inacmpleto nva:imation of the treatment products into the slag and the head metal of the ingot. The successful solution of the protlem of the completeness of flotation of th1qqe products will essentially determine the rates of introduction of M into ati-xictwal steel production, DATE ACCI:03M" 64 SUB CODE: 14L SMI 00 c,,d 3/3 ACCESSION NRt. AM0141512 S/0137/63/0OO/O12,/iof,4/io64 SOURCEt RZh. MetallLu'giya, AbB. 121419 AUTHOR I Golldshteyn,, Ya. Ye.; Charushnikova, 0. A. TITIEt Effect a nickel on the cold brittloneas of carbon 3toe',, CITED SOURCE; Sb. Teoriya i praktika metallurgii. Chelyabin0j:, -try*])- 5, 1963, 132-141 TOPIC TAGSi Nickel cfLrbon steel, carbon steel cold brittleness TRANSLATIONi Four fractional melts were studied, the C content of each of which was constant (0-18; 0.33 '; 0.44, and 0.50%), with tl-e Ni content changing from 0.1 to 4.5%. ak was determined in 5pecimenp with HB equal to,2110 arid 3140 at tem- peratures between -12) and 4200. The effect of Ni on the propertien of the steel depends on the C content and the heat treatment. Mien the C contevilt is 0.18%, Ni improves the fracture and ak of the steel. When the N! content :-x-reases from 0.1 to 4-5%, the cold-bri~tleness th~reahold shifts toward lowe;7 temperatures Card 1/2 I ACCESSION NRs AW14152 (-600). The cold briti.leness is enhanced in steels containing 0,33% C and 0.50% Ni. When HB is equal to 240, the positive effect of Ni declines as early as 0-33% C and becomes negative at 0.50%. M. [vanova. DATE ACQ: o9jan,64 SUB CODE: ML ENM: 00 . Card 2/2 lrnt`_Tiki'~ Yo AUTHOR:. Zaslavskiy, A. Y Shenk. Re 11 ~TITLE: NIPRA steel and its properties L ITED SOURCE: Sb Teoriya i proctlika mdt-a11iirjzi1.t C Chelyabinsk, 1963: 139-147 TOPIC TAGS: steel,, 'maohinability,: xmetal phV.sicall mechanical property, grain sized :alul j nizitin titanium containing alloy seleikium o6ht~iniii a )-in tei.: 9 containing, alloy/ NIPRA steal A nag steel, brand N IPRAi 'alloyad;vi x Amall ror uni I of alumiiimiland titanium,, grian ref ining~ and s aLI u to improve maohin 631-115-T, 4ias. been 1ii:ves:t1gatad.` III 'bhe authors$ the steel islouit able fq,r a; wide r 'ixngb p.1'ix*`t' working oonditions make it possible bo 4void,harde6jhlig of'!! Card 1/2 ZZ L 13.289-63 EWP(q)An#T(i~)A)W--,A,FFTC/,ASD-JD TC-C ION 11R: AP3002310 S101 82/6)/000/006/0014/001.6 AUTHOR: Golldshtey-n, Ya. S.; Yanpi:rova, M, Xh. :TITLE: New nickelleso die steels SOURCE: Kuznechno-shtampovochnoye proizvodstvo, no. 6, 1%)63j, 14-D) TOPIC TAGS: hot work die steel, nielkelless, vanadiurless, mechan.'ral properties, composition, service life, fire crack resistance ABSTRACT: A numbex of steels for hot-workino, dies have btan stud!.ad in a search for a aubstituto fcr high-alloy staels containing nickel, tuiigster:,.nolybdonum, and vanadium. As a result, the 5MOS14 WKh3SM) steel waii dovelol.ad. It coniain3 0-42-0-5511 C, 0'.3% max Yin, 0.7-1.111% Si, 2.8-3.2% Cr, 0,25-0.4~45? MO, and 0.03% max each of P and S. The physicomechanical properties of the new ateel (hardness, tensile strength at 600C, hardness at 450-550C, inpact q-trength, MeTVICO liff") were foan~ to be superior to those oP the stan8ard 5Yh11V 2-4e steel 111"r-NU-4 sl-esil. In addition, the now steel.was found to be maz-e resis'ant to fire m-ac".n- then 5KhN1J. In the forner, 'the first cracks appeared on the r_vanf~ge after 110 cycles (heating to 900C, followed by urater-spray cooling) and In th* letter, after 65 cycles. Both steeln are somewhat susceptibla -to te.-ner brittlene,-n. The heat 'Card 1/2 L 11289-63 ACCESSION 0: AP3002310 treatment of 5KI-3SH steel dies includes an-viesling at 90oct oil quimehing, and tempering at 580-650C, depending on the required hardness 111C). The new steel is being introduced at Chelyabinsk plants and in other ficonomic reggions.a Orig. art. has: 5 figures and 2 tables. ASSOCIATION: none SUBMITTED: 00 DATE ACQ: 12Jul63 ENCL: 00 SUB CODE: ML NO REF SOV: 003 OTM: 000 Card 2/2 GOL'DSlH'7-vY!T, Y~!.Y'--.; '-,'A~l -, 7 F, " ~ -1 ' AI ' '," . - -I , 1, " 1 11 I ! "-) ~ ~ ~ . .,. - ~i fl C; '. 1-1 - New nilckel-frpt~ die. slleal,5, !"-` . (I~ TU~' -, ~: -. ~') GOLIDSHTEYIT, YE..Ye.; HIMAKIDIA, O.D. Effect of small additions of RZM Irare-earth metalsj on the stru(Aure and properties of cast steel. Lit. proizv., no.7, 24-26 J1 163. (MIRA 17. 1) Fin, ""33T, (,XIRA 16-.fl) i rm) t in.) EAiTT(Z)/BWP(W)/E: F(C)/ -C'*11,/~tiliflil!F(,t,";'-IiyPf 62945-65, 1 w, TJP7T D it/lat to )019144 ACCESSION NR: ARr 65 SOURCE:: Ref. zh. Metallurglya, Ms. 71378;- qj1,J t=. Ya Ye Chavash 11 Be' AUTHOR:-q niko A* 'i _Eh Verbovetskaya, D. Ye. A J~ t TITLE: Properties and special characte-eistfes! 6r phase Va 1131.u: i~~ips b fi n. ganese steels it '? ! 1964-, pya t n StA 0 11 ,CITED SOURCE: Sb. T(!or.iya kt a ite g Vyl,;t. TOPIC TAGS: manpnc-,,~ st 1 '1 asib:tran'itidn, brittle~qdl' o1i p) $ ide, manganese ~c ont igiltig a;1Joy,'mdl ~i!VmMnA:11 property, nitrogen, nitr A alloy, t~~~mster~~ gontaining allo Y .:t TRANgLAT10i,flDeter.-,iiiiiations made uttlorr~echaniccl' i;~ :a d-the M) n le re,, ti A )I gn', tendency toward cold brittleness M p-Wula coutpInting in ~t to:~ .1.~ Invest. dual aluminum 0, 1.3: or! r0!9idu2:1 t-itailitt. T.1 6.,84-8, B9, resi -gations were also inude by microscopic,! X-tay Otrudural, 0141 knnoiruidahd )inqtlojri~ l.durometric methods. With the compoktion bLdajyted~.: a satikifili0ary cbiftl i-Ord 1/2 .. ..... .. .. 18 SIGN-NR:ARm~w,44' 2 1:,, ~properties (sigmas i~~ 'Vq, 2 9 1 1rh a 40 2 kgrn/din gram a 1,ze, and a two pha! so struc ure, k0hs ist hig of ix, tlli~. ML~ austenite.' resistant at very low temppratures. A blxaila~r rLr,',t 1 heating up to 600- 62 S-C steels w h.have been previously.h~rd The hEtrmful effect of man aiose wti :Posj tiv~~ of ih e th.re; Oh !c ie ness is due not only to the manganeseAtsel t aloo to the in[ into the steel with the ferro li~ niangi:Lji manganes4i ~o ji.n~btal;, t; to neutralize the harmful eftect of P$,blve~ in iiie 13-1 stable nitrides and car~oonitrides Q6AId6tiLl. aluni hum or i 0. 07%). Subsequetit a1loying with moI-ybc1*e!n or twigsten (up 40 1%) Uid h"L a furthe .1 ., rih9;,,pf' the, thi~enlij~ kgryiI.cnI2, t',h 3 ti I ak-,40 17-20 .1. Orlg. ar a 7: 1#40atij ie I a SUB CODE: MM Card2/ 2 N .Tj; u- a 60 D224 NR . ACC N I C 'LL tt:- (Ijfj,' y -tit (I :,~ j e ill E e r AUTHOR: -7 1,'n gi ne e r ~ Chei-abillA 1t1-;1,ii,1te c". y RG ,; ~ ;Lruct-.-Ira.! S~ e 2 1(66, ~37-c 11 n~, 9 . , , souR,E: sta- j,j tu 1-3. 1 , TA(- TuTIC vacuum arc i , ng, electroslag uilt 3~Kh2i-,',V~A F, .... . v l t e ee , 40K-IiNnk structurp.2 s i stee , e Z tlvly hti~~ bet2n ti 71,-3 - - - ;,TiSTR,`XT: A com-,,, (A) , 1 10 J1 V -CuUrli llfi,I~- t - a lind 10001 a cu ur r CU,1:7, ;Lr" Vacuum induct`011 F u s iting procescr- i;~c . w 11-1~:; I.h'. wA I. Lity to tonq LI - For L.. E -i.,; h Fr; or. b e b r i I, t c 1 ,Y L 04982-67 ACC NR: AF6031224 281 26 24 22 4 'i 20 16 14 12 to flo 200 300 490 500 5 50 600 6SO;,, Card 2/3 eLec- r3s' 3 tn':- I,lg + 1. 5 -U~-11:1 " - VUCUILM CXC-7 ~Icuulr] u, -.iu V. in du c vu~c -i:a inliction + vac Ir L 01082-67 ACC jq1j; (jTc of det y Oil CODz: 131 SU:~,m j Card 3/3- C) I` ejAT F-V N, ye, Gol,d~~,toin, F. G- "In bo~,;[ functions 1)-~ fullwollic ;!~!J. iVi.d- Let jr(P) b( cwl-~inklowv hulict io!) 1'. -w, d ill .1 Y"u-1idl!:16 -di mtertor (4 F, Put 1=illf Sill) If(P)-Q(,P)!. v r s, where Q(P) run.5 through all fiaHhonic pulynomials of (I(- grc,,,,- :5n in the cartesimi coorditia(cs, of P. 'fiir~ author givui UP'l"Cr bound, for E~jf) urider mther gemeral azsumptions abcut F. A typical rc,,ult which i~~ mentioned as a comillary. of his thcoruns is the following, Let F be the closurt.- of a bounded domain whuie boundarY fias a condimouAv turn. ing tangent plane. Let f(P) be & I~iinuous widi modulus of continuity W(S). Givext t>0 thtM is a co-ustant C(e) Such Thai: E.(f) The mdhod of proof utilizcH poh! shifts, following an Wea clue I-o Xf. Keldy4 &cc S. N. Mergelyan, Uspehi Mat. Nauk (N.S.) 8, no. 4(56), 3-63 (19,M); AIR 15, 411]. 1K 11, J. Fucks (Ithami, N. Y.). ]OL'-',HTEYN, YK.- YUr)IN,, Froble,- ~.nri '-lethnrls of Linear (based cn ~T; teri~~ls of book now in 1.r-,S) (18 Decemher 1959) reFort rl,-liv,~rel A a seminar on cybernetics, Moscow Univ-3r~Fity So: Frohlf~-7 ki~~ernetiki, Issue 5, 196,1, pp. 239-294 L 4L411-66 EWr (1) /EEC (-k-) -2/T/:-7,fl~(k) IJP(,-) 1,r' ACC NR: A R6 023 284 SOURCE CODE: 1,,ii/t)o,-,~"/C)F)/ooo/oo:3/1-1006/1100(; AUTITOR: Golldshteyn, Ye. L. ORG: none TITLE: Self- excitation theory of optical SOURCE: Ref zh. Fizika, Abs. 3Zh40 REF SOURCE: Tr. Uchebn. in-tov svyazi. %I-vo svyazi SSSR, 26, 1965, 23-30 TOPIC TAGS: quantum generator, self excitation, resonator, light reflection coefficient, optica]. equipment, optical qUantUln generator ABSTRACT: Self- excitation conditions of a optical quantum 1yonerator with plane mirrors are investigated. A threshold (if generation ik;'detc~rmined, taking into consideration the finite Q-factor of the resonator. It is shown that the generation by mirrors is in a straight line with reasonable dimensions of th'_~ resonator and light reflection cocfficient. [Translation of abstract] [NT] SUB CODE: 20/ Card I / I KA3AIKIN, V.A.; GOLIDSffTXYN, Ya.N. Screw-rotary attowplows used in Bavarie.. Stroi. t dor. muhinostr. 3 no.1:39-40 Ja 158. (MIRA 11:1) (B,tva ria--Snoiq) Iowa ) GOLIDSMY'll, Yu., inzhener. Work with chauffeurs in a I)robatiorary status at a motcr pool. Avt.transp. 32 no.1:31-32 A '54. (MLRA ?:8) 1. 8-ya avtobaza Upravleniya grusovogn avtotranmporta Mongoris- polkoma. (Automobile drivers) ~4 ,-GOLIDSTEYN, Yu. . DumD trailer mdo of a rsequipped U2-.kP-3 nido rack trailer. Avt.transp-34 no.2:18-20 F 156. MJ-'), 9:7) l.Glavny7 inzhenor 8-y avtobazy Glavnogo lapravl(:niye grazovago avtotransporta Mosgorispolkona. (Automobiloo-Trailors) L 2T)!--,1-'-,;) CODE: UR/0" b-, AUTHOR: GoL!cL;b1,nL:U~-.-- T ULZ 5.1. gna 1. - ti v~ i --~Io i, or a crosscorrolatllon dotoctor 1~ SOURCE: ~,;h. Abs. IOA61 REF SOURCE- Tr. r-firni'qntsii 1,nningr. -21ek~~Ootekhn. in-ta s~-jazzi, 1, 1964, 77-cl v:' P TOPIC TAGS: signal. dett.,3cf.or, crojscrwroia t ion detector, signLl noine separation ABSTRACT: Quantit~.tivo rrAations are developed for estimating thE, required duration Of j. 3i,-Mil t0 brbig about a spoc3.fied imp rov omen L in the signa.1-to-noise ratio by a crossecrrela"Ion detector. It is proven that the signel-to-noise ratio at the Output of a cronocorrnlation detector can be expressed in tonns of the P input signa1-to-na"no ratio -,!i: S1111 The idvantago of the al I L 1)n 16F(x) crovscorrelation detector is 1/ 16 F(x) whero f.'(X)~Cosx Sit I I A x is a coefficient equal to a double product of the aipal duration 7' and its band 8C4, Card 1/ 2 UDC 62',. .1 -391 -1-7 ------ L 29582-66 ACC NR, AR6012295 C Is tho Euler constant. For high vaLuos of x ~;, 10--209 the output siEmal-to-noise ratio is P T/e'b2 and (J,~,j-,,ondo not. on tho noise band but rather on Its spectral density b2. This ~!on(,,!~islori al,ri-r3 wtth the general statemont, of the theory of potential noise rojection that the Iatt.nr is dotermined by the signa.1 energy to noise energy ratio. Two lligu-res. 91bilography of 4 titles. L. S. [Translation of abstract] SUB CODE: 17, 09 Lsard L 29591-66 E.IiT (d ACC NR, AR6012,92 SCWCE ~ODEI UR N274113 VC100/0 104037 A00 ',got AUTHOR- GoIldsliteyn, Yu. A. j TITLE: Noise rejection In a divorgity reception system for bina:y signals In the presence of fading SOURCE. Ref. zh. Radiotekhnika I elek-trosvyazl, Abs. 10A47 REF SOURCE: Tr. uchobn. in-tov 6vyazi. M-Yo svyazi SSSR, Vp- 23, *1964, 12-17 TOPIC TAGS: diversity reception, radio rcception, signal nolse Eeparation ABSTRACT: The noise rejection Is analyzed for the case of dli,orslty reception of binary signals when the fading obeys this law: W'(p)-' It* It# Ito where A and B are the constants determined by normalization conditions, I Is the parameter taking on values 4, 6, and 8; is the mean s uare of the transmission factor. The problem iB generalized by assuming that 2~1,2,..., n). For the above distribution, a formula is developed for the probability of error in binary- signal reception,when an optimal coherent addition takes place in a channel having noncorrelated fadings. The reception of signals of this form Card 1/2 UDCi 621.391.1 L 29591-66 ACC NRt AR60122,02 (1)~a Cos (WtI + Irt)0T, ZI is considered as an examplel the signals are the sum total of k identical frequency- diversity signals. Bibliography of 5 titles. L. S. [Translation of abstract] SUB CODE: 17, 09 Card 2/2 LI L 31926-66 EWT(d)/FSS 2 ACC NR~Aiz6016245 SOURCE CODti~3fVdbW6V0W6l11HOf61Hd16 ATPHOR: Golld3httiyn, Yu. A. TITLE: The noiseproof feature of incoherent spaced reception with signal- amplitude distribution according to the "transformed Chi sqtuiren law SOURCE: Ref. zh. Fizika, Abs. llZhl21O REF SOURCE: Tr. uchebn. in-tov avyazi SSSR, vyp. 24, 1965, 25-3;2 TOPIC TAGS; signiLl reception, signal noise separatiou, Chi oqua::-o distribution (b ABSTRACT z The structure of an optimal incoherent recoiver was (10fined for a channel whose trwismission factor satisfies the "transformed Chi aquiLre" distribution. Pertinent relationships were obtained for calculating the error probability for Mnals which are orthogonal in the amplification sense. Trans- lation of abstra IKPI SUB CODE s 17, 09/ SUBM DATE: none Card 1/1 LYL"IER, A.V.:, VOL'POVA, Ya.G.; GOLIDSHTEY11, Yu.A. Effi,c~ HrO m,~thrj!'IB for manufacturinr al'r),Iar,,,rlwLlfcnati washing in T-.ild7 GrozIlIl n.).4:218-223 '59. (Mill 1-2:9) (Grozrj:yl---,CloanLTi& _-olTrPolLnds) (Sulfonol) L. 6513-66 EWT(d) ACC NRi AP5025649 SOURCE GODEtUR/01061(15/1=101010071/0074 AUTHOR i-Ooll dshtTrn, Yul. A. ORGt none !TITLE: Noise rejection in receiving discrete information via a, channel whose I :propagation factor obeys the m-distribution law 1SCURCEi Elektrosv.,razl, no. 10, 1965, 71-74 ITOPIC TAGSs signal noise separationp data transmissio 1 1~ iABSTRACT: Based oil the M. Nakagami results (IfStatistical Methods in Radio Wave [Propagation", NY, 1960), the structure of an optimal noncoherent roceiver of ilulti- position signals is theoretically determined; fast smooth Pading MW additive normal noise are assumed. These findin s are reported: (1) Ritpla-Ang the 2-position system by a 6-piosition (or 32-position5 one may bring about a gain of 2-3 db (or 4--6 db); (2) Under the worst conditions, m v 1/2, the chann,91 traffic capacity M-V drop to one-half of that of the ideal channel. A formula and a block diWom determining the optirul receiver structure are supplied, ws Is a forinaa for .computing the probability of error in a ixultiposition systom hav.1mg active spacings and orthogonal signals. Orig. qi-t, hast 2 figures and 25 forwiwe Card 112 UW. s lll~Mmm roccT)!.-,o;i with dis-zri-bu- C,; I C, f t"."C accordir4; Lo the of "X' trm3fol-mation" ;~Of. :7h. 'Wiotcl hnika i clektrosviaz' Abs. 1A59 S p 2 25-32 " A SSSR, vy . L -0U CE : Tr. ucnebn. in-tov sv-yazi. H-vo sv- 70~'IC 71'0315: imise separation, slg,nal rcccption T. 1011; rtruztl-urf-~ of an oz)timum ;lcncohe-r~,nt rec,-,,~Vcr i;~ Ft- t-z;-,,S"7,Dl-,,!,lt;On", PTICV~OU~;lll -)7-2SC.-LOCi Gr, 0 r,--search on short wa-.,~~ -cran~;n;ssirjn lines. ~P,-:! 11,0;.GeDroo: calculation is assl-Lring that tho nolse fluctuat:Rn -;:; normal.. It is r,--ctdvcr in quoi;tion c.,,-. !),2 ba~;Od or. circuit 01- "Itcrs. A vi2izzt of an optlmuii rec~lver h,:u-.ed on mazchin,- fi.lz,2:,s is d. it L7 staLed t"n.-at for a systei.i wi-J,, zin active illterval, the :;C*."C--,.e ~;Puccd pickup, iz practically indupcndent of the nature of attenl;a- t: Orl. 71,2 error -,)rob,-Ljili-L1 of an n-posi-ition -yr-,c,-i with an active '.nteryal and slg- nals --lilich are strictly ortho~;oral in the quadrant mult-'plier circul'. -'a cata"lished. Tl,e analyal-s shows that the noncohorcnt spaced reception makes possible an energy gain,-- UDC: 621.391.10 Card 1/2 7 ACC NR: of 15.5'42.7 db with adouble pirJ the first experimental series2 12.2p j died by the 3rd day and 53% died by the 6th day, In the second exp rinontal series, 36 1, of the animals died by the 6th day. The mortality rates for control animals show that 12.21% died by the 3rd day and 53jfU died by the 6th day. Thus, nibufin displays a certain radioproteof.-live action by delaying the onset of death during the first week, 13ut. does not actuall reduce the general mortlity rate. Orig. art. has: None. SUB CODE: LS/ SUBM DATE: 101ar64/ OR.IG REP: 0014/ OTH REP: 002 -GOLIDSHTFYN, M.I.; PANFITO"A, L.M.i SUSIX"AROV, G.D. Investigating rhe nriture of the caribide [)hjtsfi auri-lig the q- .1enching of mRngnnaso-vanadiurn and chromiuM-IlRnadium struct!.iral qteiAs. Fiz. met. I metalloved. 19 no.~'1,870-875 Je 165. (MPA 18-7) 1. Ural'skiy nalir-,hno-Is~-,.!,,-~ovatelisk'~y ~TlStit.llt chernyl:h matallov. K I. Y9 13.'bi. boamis from I.r.:fT 4,2, no.13'-41-4~ (%! '*ILI ACC N.Ri AI`6035949 SOURCF CODEi AUIHOR: Panfilova, L. M.; Gol'dshteyn, X. 1. ORC: Ural Scientific R(-scarch institute of Ferrous Metals (Ural'slkiy nauchno- issiodovatel'skiy institut chernyMn metalLov) T I T LE :S-tre-nothenin.-, of harde-nable !--trLICtural steels by small ac~ditiozs of nittro~-,en, Vanadium and aluminum SOURCE: Notallovedeniye i termichi-s"'.aya obrabotka metallov, no. 10, 1966, 22-26 ,and insert facing p. 33 TOPIC TAGS: structural steel, chromium steel, manganese steel, rittrogen containing .steel, vanadium containing steel, aluminum containing bteel, age "aardenable steel/ '3OKh2 steel, 30G2 steel IABSTIRACT: Strengthening of 30Kh2 chromiui~, steel and 30G2 manganese steei by mi.-co- ,alloying with 0.031-0.036% nitrogen, 0.05-0.09% vanadium and 0.04-0.31% aluminu-m .nas been investigated. The specimens were annealed at 900C (chromium steels) or 1000C (manganese steels), water quenched, and tempered at 400, 550, anti 650C. Both aluminum and vanadium in combination with nitrogen were found to increase the steel ,strength. Nitrogen and vanadium or 0.05-0.25% aluminum increas-ari the. strength of chromium steel by 25 kg/mm2. Alloying of 30G2 steel with nitrogen and vanadium in- ~creased the strength by 30 kg/mm2mdalloyiri,,wit~,nitroo~m,vavAixi, xad 0.05% aluminum Card 1/2 UDC: 669.14.29:669.292'71 --ACC NR--- -- ---- -- ' AP6035949 .increased the strength by 20 tg/mm~- Alloying with nifride-forming elements slightly Idecreases the elongation and reduction of area. Alloying the-- nitrogen- and vanadium- ~containing steels with aluminum somewhat decreases their strength but increases their .notch toughness. The introduction in proper proportions of small quantities of ,nitrogen, vanadium, and aluminum makes it possible to obtain satisfactory combina- ;tions of strength and ductility as a result of the precipitation of finely dispersed nitrides. The indicated elements increase the hardenability of both steels. Orig. ;art. has: 3 figures and 4 tables. jSUB CODE: 13, l1/ SUBM DATE: none/ ORIG REF: 001 Card 2/2 ACC NR: AMEDIRS : Imif ilova, L. Gol ldshte-,-., Sus S. 0,71.3 ;Ur'! o:' o"rous ;:ctals -,:i Ic"'- 0~ ~-'00-~Ssos of L:: I)c J V. 7 3C'-"~2A - o 1. co:-, c U'C 7. 0 3 Z S (3 -.e' r--L-'Ya V C.~07 ~r- 7hZ 1~ z 0 c: ------ T'Ur a C e I o' ,-,c of 7 1"j', n-, 0-~ eall r I- Ln~: ali-ainum to s eoi 3' 13 CIC Card ... ...- ACC NR: AMOC659 002 0,93 19("? 123 0, 0/ 1 :k' rl ~U' 10 3;~ 01'.an:-o in th,e nitr~)6-en conZoi-.;. alumin=. durin,'~- tho (~U-31"C;1-4" O-L Oavomdl= jt~-eis: (a) G'Ufjel 30'H."12A an~~ 30i~L~2;1, cL-cles - V(C:i), shadod c-J-c_-Os Cr'N; (b) stccls 30~\:h2AYu anc. Y',~12~'L,&, open circles- V(G,-I-), shaded circles - Cr,;, trianjla.,; - 1,111 -.Cor-d 2/3- ACC NR: jp7CC0659 z limitu Of ~",O :-,tOul by It 13 concludjcl ',hat. tho p-r(;sonro, of :.-a r.,~ cauSos a finely dispor.,;od precipitate of nitri(~o in. t1hc, 'r, ". 'I.-' . - z, I . has : 2 ta'0100 Rnd 3 -raphs. u Su-B C CD E." :1l/ SUD", DATE': 01-~!G (",C,3/ OT"i (")! ccrd 3113, ACC NR: AliTHOR: A. V. E. 1'. V) TITLL: ')OUl".CF. 1I11A;.-11,,V i III CULl 1()VCdUI-t i3'0, V. A.1 'T TOPIC TAGS: Itczzlit testing machino, e1cctron 'Ilicros"".ope', vanadj=, metal hardening R tj ;z s 2 15G2 manganese stect, 15GZAF steel, Di---i 2.nu ~iq, machine, UEMV-100 electron microscopc ABSTRACT: The naWrc of the hardoning of [loy rn.- ngan%-,se 4t:(2'6 1- (12 and l5G9,LF L (0. 17% C, 1. 75~,'~ Aln, 0. 20% Si, 0. 038`0 IN, 0. vil"O 0. 0-101"1" '), 0. 0~('* 31) treated ~k~iffi niLro-TEn and vanadium (0. 01, 0. 04, 0. 10, 0. t9, 0. 2,3, 0. 3()'c') is Lqvo!,ugat,~:i ~Lrfi ho dependence ot L'L5 meclianical properties on normalizing ten-iperatiirc 1,1 %r cuntent I.-; 'Melts of th(! steels were produced by using low-car;son stecl a~i tlhc iLnd c, ..t, ii-A 0,,e furnzwk2, nitrided electrolytic ~Jn containing 2. 51o' N. SL-,: 10-1,-,r ijjiro~S, to each o' a different amount of ferrovanadium Nva,,; added, were obutined from each int-~~L. T,-I were c-Liz in!o UDC: 6GO.15:5:;O.- ACC NR; A1170027471 rods measuring l4xl4 nim and subjs~cted to rocrystal'ization annealini! NlechaiJcal properties were (Ictermined after normalizing f roni various tuniporaLir-os - dthUn ra;"'Iul 920-1150* C. Tensile tests of specimens Of 6 111111 d1,011CtOr WCI-C (MITied OUL in in DI-IR n1a - chine. Lnpact strength was hivesticrated at temperatures of froni 120 to -6i"'C. The specLrnuns Nvere also electronmicroscnpically exanilined with the aki of an UEMV.-IC0 i acroscope and phase coniposition of the isolated particles trapped 11y the carbon roplica vias determined %vi-.~'.. the ai(I of electron di-ffraction pattern-,;, Thermokinutic dia,rranis woru 1,101,-cd tu elucidate 'jic effect of V and N on the kinctics of auste-nito decoinposition, this (lecom]-.0sItion itself bei-ric, in- vestigated by the dilatonictric niethod at 950'C. the hardness and ultimate Strell,rth and point of all 'the investi.,rated steels increase with increase in norn,alizing temperature,. and this increase is the hi,rher the greater the V content of Ih(-, StL!Cl k (11[) 10-0. 20'1,1 V). As Lio nornializin, t(!1'1p0I'atUr0 ~Icruases, the ailiount of deconijosilioa p-oducts increases, !I(! dissolution Of VanadiIIIII nitri(W,~ in UIL'. :ILI.;tMit(! ILIld J-,CT0:lSQ in itS Stabi- thi~; bojjj~r (illk-, to t lity on cooliLg. Treatment of 15G22 steel v;iLh N and V mark.cdly increases tne stability of super-' cooled austenite, and reduces its trans formation tomporature both in 1.11c p,,,arlitie and interine- di~atc re.-iGns. Elect ronanicroscopic and cl(,.cti-oii-dii-iracioii-patt(,~i,n exan-d-nation shows that followir,g normalizing froin 920T comparatively lar.ge undissolved particles of vanadium fti- trides remain in the steel, whereas at normalizhig from higher tempexatures these par-,icles get dissolved in the austenite and segrelgate in fine--disp,2rsc foiTn on cool-irg; such a segve-a- Card 2/3