API 5L GR.B/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE FOB TIANJIN Outside Diameter 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 804.6 72 70 72 70 72 72 70 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 72 78 4 704 704 Kapal 9.53 688 674 681 694 704 704 704 704 壁厚 (mm) 10 688 674 681 694 704 704 704 704 12...
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