API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE) Waho Diameter Matotoru pakitara EXW waho Diameter Matotoru pakitara EXW 外径 (mm) 壁厚 (mm) USD/TON 外径 (mm) 壁厚 (mm ) USD/TON 245, 273 5.0-9.28 896.60 450, 457, 508, 530 6.5-11.98 935.02 9.45-9.98 899.35 12.0-...
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