406x178x74 UB Dimensions & Weight
406x178x74 UB is a BS EN 10365 universal beam with an actual depth of 412.8 mm and a 179.5 mm flange, weighing 74.2 kg per metre (49.86 lb/ft) — commonly used for floor beams and roof framing.
406x178x74 UB Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth (d) | 412.8 mm | 16.252 in |
| Flange width (b) | 179.5 mm | 7.067 in |
| Web thickness (tw) | 9.5 mm | 0.374 in |
| Flange thickness (tf) | 16 mm | 0.63 in |
| Cross-section area (A)computed from weight and steel density | 94.5 cm² | 14.65 in² |
| Mass | 74.2 kg/m | 49.86 lb/ft |
Standard: BS EN 10365. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does 406x178x74 UB weigh and cost?
406x178x74 UB has a mass of 74.2 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 148.40 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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Deeper reading: UK UB & UC Sizes Chart · How to calculate steel weight