125x75x3.0RHS Dimensions & Weight
125x75x3.0RHS is a rectangular hollow section to AS/NZS 1163, 125 x 75 mm outside with a 3.0 mm wall, weighing 8.96 kg per metre (6.02 lb/ft) — commonly specified for columns, braces, and exposed architectural steel.
125x75x3.0RHS Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Outside depth | 125 mm | 4.921 in |
| Outside width | 75 mm | 2.953 in |
| Wall thickness | 3.0 mm | 0.118 in |
| Cross-section area (A)computed from weight and steel density | 11.4 cm² | 1.77 in² |
| Mass | 8.96 kg/m | 6.02 lb/ft |
Standard: AS/NZS 1163. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does 125x75x3.0RHS weigh and cost?
125x75x3.0RHS has a mass of 8.96 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 17.92 per metre. Set your quantity, length, and price to total your own run:
Material only, example pricing (same currency as the price you enter). Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.
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Related sizes
Deeper reading: AS/NZS Steel Sections Guide · How to calculate steel weight