406x178x54 UB Dimensions & Weight
406x178x54 UB is a BS EN 10365 universal beam with an actual depth of 402.6 mm and a 177.7 mm flange, weighing 54.1 kg per metre (36.35 lb/ft) — commonly used for floor beams and roof framing. It is the lightest of the 5 406x178 UB sizes listed here.
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406x178x54 UB Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth (d) | 402.6 mm | 15.85 in |
| Flange width (b) | 177.7 mm | 6.996 in |
| Web thickness (tw) | 7.7 mm | 0.303 in |
| Flange thickness (tf) | 10.9 mm | 0.429 in |
| Cross-section area (A)computed from weight and steel density | 68.9 cm² | 10.68 in² |
| Mass | 54.1 kg/m | 36.35 lb/ft |
Standard: BS EN 10365. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does 406x178x54 UB weigh and cost?
406x178x54 UB has a mass of 54.1 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 108.20 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
- 406x178x60 UB60.1 kg/m
- 406x178x67 UB67.1 kg/m
- 406x178x74 UB74.2 kg/m
- 406x178x85 UB85 kg/m
- 305x165x54 UB54 kg/m
- 406x140x53 UB53.3 kg/m
- 457x152x52 UB52.3 kg/m
- 356x171x57 UB57 kg/m
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Deeper reading: UK UB & UC Sizes Chart · How to calculate steel weight