API 5L GR.B/ASTM A53 GR.B, KARBON STEEL, LSAW STEEL BORU EXW Xarici Diametri 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.601, Divar 863.601808 1,072 1,072 1,072 1,072 Qalınlıq 9,53 1,080 1,064 1,072 1,048 1,048 1,048 1,048 1,048 壁厚 (mm) 10 1,041 1,025 1...
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