《GOST-4757-1991.pdf》由会员分享，可在线阅读，更多相关《GOST-4757-1991.pdf（21页珍藏版）》请在三一文库上搜索。
1、T O C Y A A P C T B E H H 61 fi C T A H A A P T C O i O 3 A C C P OEPPOXPOM TEXHWECKIIE TPEBOBAHiIII II YCJIOBiIII IIOCTABKII rOCT 4757-91 (MCO 5448-8 1) HlK H3PATEnbCTBO C T W O B M O C K B B. METAJiJIbI II METAJiJIIIYECKME M3AEJIMR pynna B12 K TOCT 4757-91 QeppOXpOM. TCXHBYeCKHC TpC6OBaHB5i B yCnO
2、BH5i IIOCTaBKH (II3aase 1992 r.) B KKOM MeCTe HaneYaTaHo HYHKT 4.2.1. T a 6 n - ua 13. paaa MaccoBaR LIOJIII, %, yrnepona OOJLKHO 6blTb (MYC N o 4 2000 r.) YnK 669.15126- 198006.354 rpynna B12 I O C Y f l A P C T B E H H b I f i C T A H A A P T C O i 0 3 A C C P QEPPOXPOM TemHuecwe Tpe6OBaHH H yUlOB
3、i IIocTBBIM Specification and conditions of delivery TOCT 4757-91 Ferrochromium. (MCO 5448-81) OKil 08 4200 ,Ta BBeneHH Q1.01.93 1. HA3HAYEHWE A OFdACTb I1PAMEHEHAR H a c T o I I u M f i CTaHnapT YCTaHaBJiMBaeT TeXHMqeCKMe Tpe6OBaHuri M y c n o B m nocTaBKM eppoxpoMa, n o c T a m e M o r o FI M e T
4、a n n y p r w e c K o f i M JIMTefiHOfi nPOMblllLneHHOCTM. O n O J l H M T e n b H b I e T O B H M I I , OTpaXaiOUMe nOTpe6HOCTM SKOHOMM- KM CTPaHbI, BbUIeneHbi KYPCMBOM. 2. OlPEAETIEHAE Q e p p o x p o M - nerMpytomMfi cnnaa menesa M x p o M a c MMHMMmbHbIM COnepXaHMeM XpOMa 45,O % iI0 MaCCe M MaKC
5、MMaJIbHbIM - 95,O % no MaCCe, nOnJYeHH bI fi BOCCTaHOBJieH MeM COOTBeTCTBYiOUMX C blpblX MaTe- PManOB MIIM MX KOHUeHTpaTOB. 3. OQOPMJIEHWE 3AKA3A 3aa3 H a e p p o x p o M n o n m e H conepxarb: a) KOnMVeCTBO; 6) OpMMpOBaHMe napTMM; * B) XMMMYeCKMfi COCTaB B COOTBeTCTBMM C a6n. 2-13; ) AManaJOHbI pa3
6、MepOB WCTMU B COOTBeTCTBMM C a6n. 14 U (UU) n) HeO6XOlIMMbIe Tpe6OBaHMII K OTqeT) 06 HUM3e il K YnaKOBKe. ma6n. IS; rOCT 4757-91 C. 2 4. TEXHMqECKME TPELOBAHMR 4.1. ( D o p p o a u e n a p M M (DeppOXpOM nOCTaBJlReTCR IlapTMRMM, COCTaBJIeHHbIMM OJIHMM M 3 T 6) npn nnanaoe 65,O-75,0 %: FeCr70C20. npu
7、 OTKnotieHnM B H P W napruu conepmmuri xpoMa OT cpenrrero 3aqenri - CM. n 4.1 OCT 4757-91 C. 6 Ci2 B nnanamHe OT 45,O no 75,O BKIIIOI. no a6n. I Bbl- Y C T a HOLUR H H bIX CTaHnapTHbIX mi- 6npaec omti n3 ana300 conep- XaHnH xponta TaGniiua 5 Cpemeyrnepomcraii PPOXPOM, H H K O conepmasae WcWpa 6onee
8、0,5 1 ,o 2,0 FeCr . CIOLP FeCr . CZOLP FeCr . C40LP I C SiIPIS He 6) npn nnana3oe 65,O-75,O %: FeCr70C20LP. 3 o a conepmaHnR xponta, wmbiti n3 a6n. I . npn OTKnoHeHHn B W n n a p n conepmm xpohta m cpemem H W H W I - CM. n. 4.1 T a G n u a 6 3Koyrnepomcbili ePPOXpoM, IlOBblllleHHOe conepneppOXpoM Bb
9、iCOKOjTJlf?pOJlliCTbi O, 03 O, 0 6 1 0.05 O. 08 O, 03 O, 0 6 O, 05 o. os OX8506 8,5 O. 05 4.3. A a n a s o b r p a s e p o s racu 4.3.1. (peppoxpo nocmawemcll y c a x Maccoli H e b e e 20 KZ i m B de dpOh/leHbLX 11 npocemtibur I M I I I e o m o x o c i m iix n e p e e u i i i e a i . no rnpe6oeau, n
10、orcynamenn gbeppoxponi nrooii nrapprcir ii Knacca upyn - Hocmii donxerr 6umb ynaoearr. 8.2*. e p p O X p O M y n a K O B b f B a T , T p a H C n O p T M p y l o T M X p a H T B COOT- BeTCTBMM C MeKn)”apOnHbIMM npaBMJIaMM*. BHQOPMAIJIIOHHME WHHbiE 1. PA3PAEOTAH I l BHECEH TK N o 8 4eppocnnaBbiu 2. YT
11、BEPWEH M BBUEH B AEfiCTBBE nOCTaHOUeHHeM KOMM- TeTa cawapni3au H MeTponorm CCCP OT 29.12.91 N o 2352 5. B3AMEH TOCT 4757-89 C. 19 TOCT 4757-91 6. CCbIJIOZIHbIE HOPMATMBHO-TEXHMZIECKME AOKYMEHTbI 06031iivieiiie HTn. 3 KOTOPMI iiH3 CCbiJlKa TOCT I2 1 005-88 TOCT I2 1 007-76 TOCT 17260-87 TOCT 21600 3-
12、83 TOCT 2 I600 4-83 TOCT 2 I600 6-83 TOCT 21600 17-83 TOCT 21600 18-83 TOCT 22310-93 TOCT 24991-81 TOCT 25732-88 TOCT 26590-85 TOCT 2704 1-86 TOCT 27069-86 5 I , 5 2, 5 5 5 I , 54. 5 6 7 1 11,731 7 1 2 1 , 7 3 2 7121.732 7 I 2 I , 7 3 2 7 I 2 I . 7 3 2 7. I .2. I , 7.3.2 6.3, 7.1 1.1 6.2, 7.1.1.1. 7
13、.2.4, 7.3.1 6.6 8.1 7.1.2.1, 7.3.2 7.1.2.1, 7.3.2 7. IIEPEM3,II,AHiIE. eBpiUlb 1997 r. Penaicrop J.6. AqJanocenKo TeXHUWCKU penaicrop B. H. Upycoitoea Koppeop B. E. Hecmepoea M3n. nuu. No 021007 OT 10.08.95. CnaHo B Haop 07.04.97. nonnucatio B neqan 23.04.97 Ycn.neq.n. 1.16. Yq.-u3n.n. 1,07. Tupax 155 3 3 . C459. 3 a . 330. KOMnbIOTepHaR BepcTKa c.6. P608O MIIK M3naenbco matinaproe 107076, MOCKM, Konone3bii nep., 14. Ha6pao B M3naenbcre H a 3BM muan MIIK M3naenbcso cTaHnaproe - THn. “MOCKOBCKUZ nevaTHuK” MOCKM, J U H nep., 6. -,-,-