Structural Steel Square Tubing
| Type | Nominal Size | Wall Thickness | Weight Per Ft |
| Structural Steel Square Tubing | 3 1/2 x 3 1/2 in | 0.3125 in | 12.70 lb |
Approvals
| Type | Nominal Size | Wall Thickness | Weight Per Ft |
| Structural Steel Square Tubing | 3 1/2 x 3 1/2 in | 0.3125 in | 12.70 lb |