HSS7X4X1/8 Dimensions & Weight
HSS7X4X1/8 is a rectangular hollow structural section, 7 x 4 in nominal outside with a 1/8 in nominal wall (0.116 in design wall per AISC), at 9.01 lb per foot — commonly specified for columns, braces, and exposed architectural steel.
HSS7X4X1/8 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Outside depth (nominal) | 7 in | 177.8 mm |
| Outside width (nominal) | 4 in | 101.6 mm |
| Wall thickness (nominal) | 1/8 in (0.125) | 3.2 mm |
| Design wall thickness0.93 x nominal, per AISC for A500 | 0.12 in | 2.9 mm |
| Cross-section area (A)computed from weight and steel density | 2.65 in² | 17.1 cm² |
| Weight | 9.01 lb/ft | 13.4 kg/m |
Standard: AISC. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does HSS7X4X1/8 weigh and cost?
HSS7X4X1/8 weighs 9.01 lb per foot. At an example material price of $0.92/lb that is about $8.29 per foot. Set your quantity, length, and price to total your own run:
Material only, example pricing. Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.
Pricing more than one size? Build a full member list in the free calculator →
Stop counting HSS7X4X1/8s by hand.
Upload your drawing set and SteelFlo puts a box on every steel label it finds — every HSS7X4X1/8, on every page — ready to review and export as a bill of materials.
Related sizes
Deeper reading: HSS Sizes: Square & Rectangular Tube Guide · How to calculate steel weight