UPN 120 Dimensions & Weight

UPN 120 is an EN 10365 taper-flange UPN channel with a nominal depth of 120 mm, weighing 13.4 kg per metre (9 lb/ft) — commonly used for stair stringers, lintels, trimmers, and edge framing.

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UPN 120 Dimensions

PropertyMetricImperial
Nominal depthfrom the designation120 mm4.724 in
Cross-section area (A)computed from weight and steel density17.1 cm²2.65 in²
Mass13.4 kg/m9 lb/ft

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

What does UPN 120 weigh and cost?

UPN 120 has a mass of 13.4 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 26.80 per metre. Set your quantity, length, and price to total your own run:

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Total weight
80 kg
Material cost
160.80

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 120s by hand.

Upload your drawing set and SteelFlo puts a box on each steel label it finds, including UPN 120, ready to review and export as a bill of materials.

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