API 5L GR.B/ASTM A53 GR.B (TIYO STEEL ERW EXPANDED CHO) Dyamèt deyò Epesè mi EXW Dyamèt deyò Epesè mi EXW 外径 (mm) 壁厚 (mm) USD/TON 外径 (mm) 壁厚 (mm) ) USD/TON 245, 273 5.0-9.28 903.46 450, 457, 508, 530 6.5-11.98 941.88 9.45-9.98 906.21 12.0-14.5 94.5...
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