API 5L / ASTM A53 GR.B (KUB EXPANDED ERW STEEL PIPE) Sab Nraud Diameter Phab Ntsa Thickness FOB TIANJIN Sab Nraud Diameter Phab Ntsa Thickness FOB TIANJIN 外径 (mm) 壁厚 (mm) 离港价 USD 径 (壄) (mm) 离港价 USD/TON 245, 273 5.0-9.28 553.66 450, 457, 508, 530 6.5-...
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