ISA 30x20x4 Dimensions & Weight

ISA 30x20x4 is an unequal-leg steel angle to IS 808 with 30 mm and 20 mm legs and a 4 mm thickness, weighing 1.4 kg per metre (0.94 lb/ft) — a stock size for clip angles, connection material, and light bracing.

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ISA 30x20x4 Dimensions

PropertyMetricImperial
Leg 130 mm1.181 in
Leg 220 mm0.787 in
Thickness4 mm0.157 in
Cross-section area (A)computed from weight and steel density1.8 cm²0.28 in²
Mass1.4 kg/m0.94 lb/ft

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

What does ISA 30x20x4 weigh and cost?

ISA 30x20x4 has a mass of 1.4 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 2.80 per metre. Set your quantity, length, and price to total your own run:

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Total weight
8 kg
Material cost
16.80

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 IS 808 sections built in

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

Stop counting ISA 30x20x4s by hand.

Upload your drawing set and SteelFlo puts a box on each steel label it finds, including ISA 30x20x4, ready to review and export as a bill of materials.

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Upload your PDF and SteelFlo boxes the steel labels it finds, so you get a member list instead of a manual tally of ISA 30x20x4 and its neighbors.

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