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What is a structural tube?

Release Date: 2019/05/08

The national standard adopted for the structural tube is GB / T8162-1999. The structural tube is used to make various machine parts and structures. Including bicycle tubes, pipe piles, tubes for various structural parts and bearing tubes, the representative materials are carbon steel, 20, 45 steel; alloy steel Q345, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo and so on.