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ISMB 150 Weight

Updated 8 November 2026Checked against IS 808:2021, IS 2062:2011How we check

ISMB 150 weighs 14.9 kg per meter as listed in IS 808. A 6 m length weighs about 89.4 kg and a 12 m length about 178.8 kg.

ISMB 150 Weight Calculator

All results are in kg.

HBtwtf
Measure depth (H), flange width (B), web (tw) and flange (tf) thickness.
–Weight of 1 piece
–Total weight
–Weight per meter
–Weight per foot
–Total in tonnes
–Total in pounds
–Paint / galvanizing area
–Estimated cost
Download ISMB Beam Weight Chart (PDF)Free, printable, A4

ISMB 150 Dimensions

PropertyValue
Depth (h)150 mm
Flange width (b)80 mm
Web thickness (tw)4.8 mm
Flange thickness (tf)7.6 mm
Weight14.9 kg/m

ISMB 150 Weight by Length

LengthWeight
1 meter14.9 kg
1 foot4.5 kg
6 m89.4 kg
20 ft (6.10 m)90.8 kg
12 m178.8 kg

ISMB 150 Weight by Quantity

Pieces6 m pieces12 m pieces
189.4 kg178.8 kg
5447.0 kg894.0 kg
10894.0 kg1,788.0 kg
201,788.0 kg3,576.0 kg

One tonne of ISMB 150 is about 11.2 pieces of 6 m.

How to Calculate

Weight (kg/m) = [2 × B × tf + (H − 2 × tf) × tw] × 0.00785 = 14.62 kg/m

Dimensions as per SP 6(1). The formula ignores the root radius and flange taper, so it gives 14.62 kg/m instead of the listed 14.9 kg/m. Use the mill weight for billing.

Frequently Asked Questions

What is the weight of ISMB 150 per meter?

ISMB 150 weighs 14.9 kg per meter as listed in IS 808.

What is the weight of a 6 m ISMB 150?

A 6 m length of ISMB 150 weighs about 89.4 kg.

What is the weight of a 12 m ISMB 150?

A 12 m length weighs about 178.8 kg.

What is the size of ISMB 150?

ISMB 150 is 150 mm deep with a 80 mm wide flange, a 4.8 mm web and 7.6 mm thick flanges.

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