L360NS無縫鋼管規格選擇

　　L360NS無縫鋼管 L360NS 山東 159*16

　　L360NS無縫鋼管 L360NS 山東 108*15

　　L360NS無(wu)縫(feng)鋼管 L360NS 山(shan)東 325*9

　　L360NS無(wu)縫鋼管 L360NS 山東 377*15

　　L360NS無縫(feng)鋼(gang)管 L360NS 山東 530*35

　　L360NS無(wu)縫鋼管 L360NS 山東(dong) 426*36

　　L360NS無縫鋼管 L360NS 山東 45*7

　　歐美成人黃色視頻:L360NS無縫鋼管規格(ge)是(shi)8-1240×1-200mm，標準是(shi)API SPEC，主(zhu)要(yao)用于天然氣(qi)工業中的(de)(de)(de)(de)氣(qi)、水、油輸送。A53管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)是(shi)屬于美國石(shi)油標準的(de)(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)是(shi)把抽出(chu)地面的(de)(de)(de)(de)油,汽,水,通過管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)輸送到石(shi)油和(he)天然氣(qi)工業企(qi)業。管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)包括無縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)焊(han)(han)接(jie)(jie)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan),其管(guan)(guan)(guan)(guan)(guan)(guan)(guan)端(duan)有平端(duan)，帶螺(luo)紋(wen)端(duan)和(he)承口端(duan);其連接(jie)(jie)方式為端(duan)頭焊(han)(han)接(jie)(jie),接(jie)(jie)箍(gu)連接(jie)(jie),承插連接(jie)(jie)等。管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)熱(re)處理工藝：隨著管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)鋼(gang)板技術(shu)的(de)(de)(de)(de)發展及焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)成型、焊(han)(han)接(jie)(jie)技術(shu)的(de)(de)(de)(de)進步，管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)用焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)應(ying)用范圍在(zai)(zai)逐步擴大，特別(bie)是(shi)在(zai)(zai)大口徑組距范圍內焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)優勢更加明濕，加上成本的(de)(de)(de)(de)因素，焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)已(yi)在(zai)(zai)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)領域(yu)占有主(zhu)導地位，限制了不銹鋼(gang)無縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)發展。2004年無縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)產(chan)量約(yue)40萬t，鋼(gang)級包括X42—70，品種有陸(lu)上管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)海(hai)底管(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)。