API 5L/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE FOB TIANJIN Kunze Diameter 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.1007 863.107 2, 6 8 1,067 1,067 1,067 1,067 Hukobvu 9.53 1,075 1,059 1,067 1,043 1,043 1,043 1,043 1,043 壁...
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