ISLB 100 Dimensions & Weight

ISLB 100 is an IS 808 Indian Standard beam with an actual depth of 100 mm and a 50 mm flange, weighing 8 kg per metre (5.38 lb/ft) — commonly used for lintels, trimmers, and light framing.

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ISLB 100 Dimensions

PropertyMetricImperial
Depth (d)100 mm3.937 in
Flange width (b)50 mm1.969 in
Cross-section area (A)computed from weight and steel density10.2 cm²1.58 in²
Mass8 kg/m5.38 lb/ft

Standard: IS 808. Values from the published section tables; dimensions not listed here are not shown rather than estimated.

What does ISLB 100 weigh and cost?

ISLB 100 has a mass of 8 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 16.00 per metre. Set your quantity, length, and price to total your own run:

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Total weight
48 kg
Material cost
96.00

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 IS 808 sections built in

Free. Needs a free Steelflo account (also includes 3 free takeoffs, no card).

Stop counting ISLB 100s by hand.

Upload your drawing set and SteelFlo puts a box on each steel label it finds, including ISLB 100, ready to review and export as a bill of materials.

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