Cold Drawn Seamless Steel Tubes 6.35 - 114.3 mm. Wall thickness: 0.89 - 14.3 mm Cold Drawn welded Steel Tubes 12.7 - 114.3 mm. Wall thickness: 0.71 - 5.56 mm ERW Tubes 12.7 - 127 mm, Wallthickness 0.71 - 6.35 Special shape steel tubes 10 x 10 x 1 - 400 x 400 x 25 mm Available grades: Carbon steel : 1010, 1020, 1026, 1035, 1045, 1053, 1518, etc. Alloy steel: 4118, 4130, 4141, 5115, 5120, 5140, 52100, etc

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