API 5L/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE FOB TIANJIN 외경 외경 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.6 벽 8 1,094 1,086 1,094 1,079 1,079 1 ,082 1,079 1,079 두께 9.53 1,086 1,071 1,079 1,055 1,055 1,058 1,055 1,055 길이(mm) 10 1,047 1,03...
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