gost_535-88_prokat_sortovoy_i_fasonniy_iz_uglerodistoy_stali

y1K669.14-122-423:006.354Tpynna B22M EK T O C y IA P C T B E HH bI H CT A H IA P TIIPOKAT COPTOBON N ACOHHLIN N3 CTAJINyTJIEPOINCTON OBBIKHOBEHHOTO KAYECTBATOCTOomHe TexHHecKHe ycnoBHa535-88Common quality carbon bar andshaped sections.General specificationsOKΠ093000Hara BBenenna c 01.01.90Hacrosuni craHnapT pacnpocTpaHserca Ha ropsuekaraHbii copToBoi n acoHHbli npokaT oomeroH cnelMaJbHorO Ha3HayeHHa H3 CTaIH yrnepocToH OObIKHOBeHHoro KayeCTBa.1.OCHOBHbIE IIAPAMETPbI1.1.IIpokaT H3rOToBJIor H3 cTaJH Mapok Cro,CT3kn,Cr3nc,CT3nc,Cr4Kn,CT4nc,Cr4cn,Cr5nc.Cr5cn.CT6nc.Cr6cn no TOCT 380.1.2.XHMHyeckHi cocTaB cran oJkeH cooTBeTCTBOBaTb TOCT 380.IIpH o6ecneyeHHn MexaHH-yecKHx CBoHcTB,ycTaHoBJeHHbIX a npokata H3 cTaJIn Cr3Kn,Cr3nc H CT3cn,nonyckaerca CHIKeHHeHIKHero npenena MaccoBoi on MapraHua B craIn no 0,25 %a OTKOHeHHe Or HIKHero npenenaMaccoBoi IOJH yrJepona He aBJIReTca opaKoBoHbIM npH3HaKoM.II p H Me yaH He.IIs npokaTa,npeHa3HayeHHorO IIs BaroHocTpocHns H cynocTpOCHMS,XMMMYecKMicocraB-no TOCT 380.(M3MeHeHHaa penaKuma,M3M.Ne 1).1.3.IIpooHI CBII Ia kpenn ropHbIX Bblpa6oTOK no TOCT 18662 H3rOTOBJISIOT H3 CTaJIH MapokCT5nc H CT5cn.1.4.(NckmoyeH,H3M.Ne 1).1.5.IIo Tpe6oBaHmo noTpeonrena MaccoBaa noJa cepbI B cTa Bcex MapoK,KpoMe MapKn CrO,OJDKHa 6bITb He 6oJee 0,040 %ocdpopa-He 6oee 0,030 %1.6.B 3aBHCHMOCTH OT HopMHpyeMbIx noka3arenei npokaT noupa3neoT Ha kareropHn:1,2,3,4,5.IIa 0603HaueHHa KareropHn K 0603HayeHmIo MapKn cTaJ nooaBJISOT HOMep KaTeropHn,Hanpn-Mep,Cr3ncl,CT3nc5,Cr5cn2,Cr4cn3.KaTeropmo yka3bIBaloT B 3aka3e.KaTeropmlo,ecn OHa He yka3aHa B 3aka3e,onpenejeT H3roTOBHTeb1.7.B 3aBHCHMOCTH OT Ha3HayeHna npokaT enrca Ha rpynnbl:I-Ia npHMeHeHna 6e3 06pa6oTKH noBepxHOCTH;II-I XOJOHoi MexaHneckon oopaooTKn pe3aHneM;III-wIa ropayei o6paoorkn narneHneM.I pynny yKa3bIBaloT B 3aka3e.I pynny,ecJ OHa He yka3aHa B 3aka3e,ycTaHaBHBaeT H3roToBHTeb.PaCoHHbIH npokaT H3rOTOBJIAIOT TOJIbKO rpynnbI 1.1.8.To opMe,pa3MepaM H npeneJbHbIM OTKIOHeHHAIM npokar noxeH COoTBeTCTBOBaTb Tpe6o-BaHHAM:TOCT 2590-a KpyrJoro;TOCT 2591 KBanpaTHoro;M3areJbCTBo cTaHnapTOB,1988HIIK M3uaTeJbCTBo craHapToB,2001