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 1,081 1,058 1,066 1,050 1,050 050 1,050 1,050 두께 9.53 1,074 1,043 1,050 1,027 1,027 1,027 1,027 1,027 치수(mm) 10 1,035 1,00...
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