API 5L/ASTM A53 GR.B, KARBON STEEL, LSAW STEEL BORU FOB TIANJIN Xarici Diametr 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.601, Divar 863.6018 1,074 1,074 116 1,074 Qalınlıq 9,53 1,081 1,066 1,074 1,050 1,050 1,050 114 1,050 壁厚 (mm) 10 1,043 1,027 1,...
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