API 5L/ASTM A53 GR.B, CARBON STEEL, SSAW STEEL PIPE EXW TIANJIN USD/TON Diameter Derveyî 外径 (mm) 219 273 324 356 406 457 508 610 2469 Th 67,68 $567,68 $567,68 $567,68 $567,68 $567,68 $567,68 $567,68 $567,68 $567,68 $567,68 bi (mm) 7 $567,68 $56...
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