石油天然氣輸送用不銹鋼焊管與無縫管道建設
管(guan)(guan)(guan)線管(guan)(guan)(guan)的發展與我(wo)國油氣(qi)管(guan)(guan)(guan)道建設是密不(bu)可分(fen)的。20世紀50年(nian)代中(zhong)后期,我(wo)國就(jiu)開始了(le)管(guan)(guan)(guan)道建設,如克(ke)拉瑪依油田-獨山子(克(ke)獨線)管(guan)(guan)(guan)道,全長(chang)147.2km,采用φ168mm×7、8mm不(bu)銹鋼(gang)無(wu)縫管(guan)(guan)(guan),輸(shu)送壓力8.5MPa,輸(shu)送量為(wei)100萬噸/年(nian),該管(guan)(guan)(guan)道為(wei)我(wo)國第一(yi)條(tiao)長(chang)輸(shu)管(guan)(guan)(guan)道;...