UPN 300 Dimensions & Weight

UPN 300 is an EN 10365 taper-flange UPN channel with a nominal depth of 300 mm, weighing 46.2 kg per metre (31.05 lb/ft) — commonly used for stair stringers, lintels, trimmers, and edge framing.

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UPN 300 Dimensions

PropertyMetricImperial
Nominal depthfrom the designation300 mm11.811 in
Cross-section area (A)computed from weight and steel density58.9 cm²9.13 in²
Mass46.2 kg/m31.05 lb/ft

Standard: EN 10365. Values from the published section tables; dimensions not listed here are not shown rather than estimated.

What does UPN 300 weigh and cost?

UPN 300 has a mass of 46.2 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 92.40 per metre. Set your quantity, length, and price to total your own run:

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Total weight
277 kg
Material cost
554.40

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.

Pricing more than one size? Build a full member list in the free calculator →

Tallying by hand?

Free steel takeoff template (Excel) with EN 10365 sections built in

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Stop counting UPN 300s by hand.

Upload your drawing set and SteelFlo puts a box on each steel label it finds, including UPN 300, ready to review and export as a bill of materials.

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