ISMB 125 Dimensions & Weight

ISMB 125 is an IS 808 Indian Standard beam with an actual depth of 125 mm and a 75 mm flange, weighing 13 kg per metre (8.74 lb/ft) — commonly used for lintels, trimmers, and light framing.

Free steel takeoff template (Excel) with IS 808 sections built in

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

or start a free takeoff to count ISMB 125 on your drawing.

ISMB 125 Dimensions

PropertyMetricImperial
Depth (d)125 mm4.921 in
Flange width (b)75 mm2.953 in
Cross-section area (A)computed from weight and steel density16.6 cm²2.57 in²
Mass13 kg/m8.74 lb/ft

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

What does ISMB 125 weigh and cost?

ISMB 125 has a mass of 13 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 26.00 per metre. Set your quantity, length, and price to total your own run:

Count them on my drawing →

Total weight
78 kg
Material cost
156.00

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 ISMB 125s by hand.

Upload your drawing set and SteelFlo puts a box on each steel label it finds, including ISMB 125, ready to review and export as a bill of materials.

3 free takeoffsNo credit card requiredAISC + 5 international standards

Found your size? Now count it on the drawing.

Upload your PDF and SteelFlo boxes the steel labels it finds, so you get a member list instead of a manual tally of ISMB 125 and its neighbors.

3 free takeoffsNo credit card required