Carbon Steel Square Tube Structural

Structural Steel Tubing is cold formed from coiled sheet steel and electric welded into square and rectangular shapes. Made to minimum mechanical properties it is excellent for structural applications requiring welding and some mild forming.




Applications include automotive equipment, tables, and racking. Construction applications such as bridges, buildings, and agricultural machinery.

How To Measure:

B (Height) X C (Wall)


  • Carbon .30 max
  • Manganese .30/.60
  • Phosphorus .05 max
  • Sulphur .06 max

Mechanical Properties:

  • Tensile Strength = 62,000 PSI
  • Yield Strength = 46,000 PSI min
  • % Elongation (2") 23% min

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