API 5L/ASTM A53 GR.B, KABÒN STEEL, SSAW STEEL PIPE EXW TIANJIN USD/TON Dyamèt Deyò 外径 (mm) 219 273 324 356 406 457 508 610 711 762 761 762 81,86 $ $ 81,80 $ Epesè 607.98 $607.98 $607.98 $607.98 $607.98 $607.98 $607.98 $607.98 $607.98 $607.98 壁厚 (mm) 7 $607.98 $60...
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