我國X100和X120級管線鋼管發展及應用狀況
我國在(zai)超(chao)高強(qiang)度管(guan)(guan)(guan)(guan)線(xian)鋼領域與(yu)(yu)西(xi)方(fang)先進(jin)國家相比落后(hou)近(jin)20年。在(zai)成(cheng)功開(kai)發X80級(ji)高強(qiang)度管(guan)(guan)(guan)(guan)線(xian)鋼管(guan)(guan)(guan)(guan)后(hou),華北石(shi)油(you)鋼管(guan)(guan)(guan)(guan)廠(chang)與(yu)(yu)鋼廠(chang)合(he)作進(jin)行(xing)了(le)X100和X120級(ji)超(chao)高強(qiang)度管(guan)(guan)(guan)(guan)線(xian)鋼管(guan)(guan)(guan)(guan)的開(kai)發。 華北石(shi)油(you)鋼管(guan)(guan)(guan)(guan)廠(chang)首先與(yu)(yu)鞍山(shan)鋼鐵公司合(he)作進(jin)行(xing)了(le)X100級(ji)管(guan)(guan)(guan)(guan)線(xian)鋼的開(kai)發,并(bing)于2006年初采(cai)用...