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特價供應DN1100天然氣GB9711 X42螺旋管
口徑: 219-3620mm 壁厚: 5--30mm材質(zhì):L245-X70標準: GB9711應用: 外部做防腐處理或黑漆,常用于石油,天然氣輸送用管線鋼管.其中
2017-02-08
特價供應DN150流體用GB3091 Q235直縫鋼管
直縫鋼管是指焊縫與鋼管縱向平行的鋼管。一般也稱為直縫焊管或直縫鋼管。直縫管是通過高頻焊接機組將一定規(guī)格的長條形鋼帶卷制并
2017-02-08
15CrMoG 合金鋼管 河北滄州現(xiàn)貨供應 鋼管廠家
材質(zhì):15CrMoG 標準:GB5310計重方式:過磅規(guī)格:齊全 用途:高壓鍋爐用管滄州宏運鋼管有限公司是一家以鋼管、管件生產(chǎn)、銷售、
2017-02-07
供應20G 合金高壓鍋爐管
材質(zhì):20g 標準:GB5310計重方式:過磅規(guī)格:齊全 用途:高壓鍋爐用管滄州宏運鋼管有限公司是一家以鋼管、管件生產(chǎn)、銷售、出口
2017-02-07
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