API 5L/ASTM A53 GR.B, CARBON FERRUM, LSAW FERRUM PIPIS FOB TIANJIN Extra Diameter (mm) USD/TON 406 457 508 609,6 711.1 762 812 863.6 Wall 8 1,081 1,058 1,066 1,050 1,050 1,050 1,050 1,050 1,043 1,050 1,050 1,050 Crassitudo 9.53 1,074 1,050 1,043 1,074 1,074 1,050 1,050 1,050 1,050 1,050 1,050 Crassitudo 9.53 1,027 1,027 1,027 1,027 1,027 壁厚 (mm) 10 1,035 1,00...
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