浙江至德鋼業穿孔+(冷軋、冷拔)不銹鋼無縫管生產工藝介紹
采用二(er)(er)輥斜(xie)軋穿(chuan)孔生產不銹(xiu)(xiu)鋼毛管(guan),是(shi)國(guo)(guo)外20世紀30年代所采用過(guo)的方法。我(wo)國(guo)(guo)從60年代開(kai)(kai)始,采用二(er)(er)輥斜(xie)軋穿(chuan)孔+冷軋/拔工(gong)(gong)藝(yi)生產不銹(xiu)(xiu)鋼管(guan),并(bing)一(yi)直(zhi)延(yan)續到今天(tian)。這(zhe)種(zhong)工(gong)(gong)藝(yi)已(yi)成為我(wo)國(guo)(guo)不銹(xiu)(xiu)鋼無縫(feng)管(guan)生產的傳統工(gong)(gong)藝(yi)。采用這(zhe)種(zhong)工(gong)(gong)藝(yi)開(kai)(kai)發不銹(xiu)(xiu)鋼管(guan)品種(zhong)以及工(gong)(gong)藝(yi)優(you)化的研(yan)究(jiu)一(yi)直(zhi)沒有中斷,并(bing)積(ji)累了...