L360NS無縫鋼管規格選擇

　　L360NS無縫鋼管 L360NS 山東(dong) 159*16

　　L360NS無縫鋼管 L360NS 山東 108*15

　　L360NS無縫(feng)鋼管 L360NS 山東 325*9

　　L360NS無縫鋼管 L360NS 山東 377*15

　　L360NS無縫(feng)鋼管 L360NS 山東(dong) 530*35

　　L360NS無縫鋼管(guan) L360NS 山東 426*36

　　L360NS無縫鋼管 L360NS 山(shan)東(dong) 45*7

　　草莓視頻app在線下載:L360NS無縫鋼管規(gui)格是8-1240×1-200mm，標(biao)準是API SPEC，主要用于天然氣工業中的(de)氣、水、油(you)(you)輸送。A53管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)是屬于美國石油(you)(you)標(biao)準的(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)是把(ba)抽(chou)出地(di)面的(de)油(you)(you),汽,水,通過管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)輸送到石油(you)(you)和天然氣工業企(qi)業。管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)包括無縫(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)和焊(han)接鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan),其管(guan)(guan)(guan)(guan)(guan)(guan)(guan)端(duan)有平端(duan)，帶(dai)螺紋端(duan)和承口端(duan);其連接方(fang)式為端(duan)頭焊(han)接,接箍連接,承插連接等。管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)熱(re)處理工藝(yi)：隨著管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)鋼(gang)(gang)板技(ji)術的(de)發展及焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)成(cheng)型(xing)、焊(han)接技(ji)術的(de)進步，管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)用焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)應用范圍在逐步擴大，特別是在大口徑組距范圍內焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)優勢(shi)更加明濕，加上成(cheng)本的(de)因素，焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)已在管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)領域占(zhan)有主導(dao)地(di)位，限制了不銹鋼(gang)(gang)無縫(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)發展。2004年無縫(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)產量約40萬t，鋼(gang)(gang)級包括X42—70，品(pin)種有陸上管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)和海底管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)。