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 60 67 67 67 67 657 657 657 Botenya 9.53 664 651 657 638 638 638 638 638 壁厚 (mm) 10 632 619 626 638 638 638 638 638 12...
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