HSS3X3X3/16 Dimensions & Weight
HSS3X3X3/16 is a square hollow structural section, 3 x 3 in nominal outside with a 3/16 in nominal wall (0.174 in design wall per AISC), at 6.87 lb per foot — commonly specified for handrail posts, equipment frames, and miscellaneous metals.
HSS3X3X3/16 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Outside depth (nominal) | 3 in | 76.2 mm |
| Outside width (nominal) | 3 in | 76.2 mm |
| Wall thickness (nominal) | 3/16 in (0.188) | 4.8 mm |
| Design wall thickness0.93 x nominal, per AISC for A500 | 0.174 in | 4.4 mm |
| Cross-section area (A)computed from weight and steel density | 2.02 in² | 13 cm² |
| Weight | 6.87 lb/ft | 10.2 kg/m |
What does HSS3X3X3/16 cost?
At an example material price of $0.92/lb, HSS3X3X3/16 runs about $6.32 per foot, or roughly $126 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 HSS3X3X3/16s 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