API 5L/ASTM A106 GR.B, naadloze koolstofstalen buis 公称通径 DN 外径OD(mm) SCH40(6m/5,8m) SCH80(6m/5,8m) SCH160(6m/5,8m) 壁厚WT FOB 壁厚WT FOB 壁厚WT FOB (mm) USD/TON (mm) USD/TON (mm) USD/TON 1/4” 13,7 2,24 1.663,54 3,02 1.663,54 / / 3/8” 17,1 2,31 1.506,06 3,2 1.506,0...
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