API 5L/ASTM A53 GR.B, KOLFSTÁL, LSAW STÁLPIPE FOB TIANJIN Ytri þvermál 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.6 Wall 7 8 10, 7, 10, 7, 10, 7, 7, 10, 7, 10, 7, 7, 10 058 1.058 1.058 1.058 Þykkt 9,53 1.066 1.050 1.058 1.035 1.035 1.035 1.035 1.035 壁厚 (mm) 10 1.027 1.01...
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