API 5L/ASTM A106 GR.B, choksiz uglerodli poʻlat quvuri língíngín DN mán OD(mm) SCH40(6m/5.8m) SCH80(6m/5.8m) SCH160(6m/5.8m)WTEXW WT EXW hhhwwWT EXW (mm) USD/TON (mm) USD/TON (mm) USD/TON 1/4” 13,7 2,24 1,564,69 3,02 1,564,69 / / 3/8” 17,1 2,31 41,40...
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