RHS 80x40x3 Dimensions & Weight
RHS 80x40x3 is a rectangular hollow section to EN 10210 / EN 10219, 80 x 40 mm outside with a 3 mm wall, weighing 5.2 kg per metre (3.49 lb/ft) — commonly specified for handrail posts, equipment frames, and miscellaneous metals. It is the lightest of the 6 RHS 80x40 sizes listed here.
RHS 80x40x3 Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Outside depth | 80 mm | 3.15 in |
| Outside width | 40 mm | 1.575 in |
| Wall thickness | 3 mm | 0.118 in |
| Cross-section area (A)computed from weight and steel density | 6.6 cm² | 1.02 in² |
| Mass | 5.2 kg/m | 3.49 lb/ft |
Standard: EN 10210 / EN 10219. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does RHS 80x40x3 weigh and cost?
RHS 80x40x3 has a mass of 5.2 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 10.40 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: UK UB & UC Sizes Chart · How to calculate steel weight