HSS12X12X1/2 Dimensions & Weight
HSS12X12X1/2 is a square hollow structural section, 12 x 12 in nominal outside with a 1/2 in nominal wall (0.465 in design wall per AISC), at 76.07 lb per foot — commonly specified for heavier columns and brace members.
HSS12X12X1/2 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Outside depth (nominal) | 12 in | 304.8 mm |
| Outside width (nominal) | 12 in | 304.8 mm |
| Wall thickness (nominal) | 1/2 in (0.5) | 12.7 mm |
| Design wall thickness0.93 x nominal, per AISC for A500 | 0.465 in | 11.8 mm |
| Cross-section area (A)computed from weight and steel density | 22.36 in² | 144.3 cm² |
| Weight | 76.07 lb/ft | 113.2 kg/m |
What does HSS12X12X1/2 cost?
At an example material price of $0.92/lb, HSS12X12X1/2 runs about $69.98 per foot, or roughly $1,400 for a 20-ft length.
Example pricing only. Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.
Counting HSS12X12X1/2s off a drawing set by hand? SteelFlo finds every steel label on your PDF automatically — 3 takeoffs free.
Related sizes
Deeper reading: HSS Sizes: Square & Rectangular Tube Guide · How to calculate steel weight