Win Road International Trading Co., Ltd

10 Years Manufacturing Experience

Black Square Tube

  • Black Annealed Cold Rolled Square Tube For Steel Furniture And Structure

    Black Annealed Cold Rolled Square Tube For Steel Furniture And Structure

    Black Iron Square Tube material is cold rolled carbon steel strap with wall thickness 0.6mm to 2.0mm. When cold-rolled steel strap is heated to the annealing temperature, the surface color will turn black due to high temperature contact with air. Also named cold rolled black annealed square tube which is widely used for  steel structure.

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