88.9x5.9CHS Dimensions & Weight

88.9x5.9CHS is a round hollow section to AS/NZS 1163, 88.9 mm outside diameter with a 5.9 mm wall, weighing 12.1 kg per metre (8.13 lb/ft) — used for handrail posts, equipment frames, and miscellaneous metals. It is the heaviest of the 5 88.9CHS sizes listed here.

Free steel takeoff template (Excel) with AS/NZS 1163 sections built in

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

or start a free takeoff to count 88.9x5.9CHS on your drawing.

88.9x5.9CHS Dimensions

PropertyMetricImperial
Outside diameter88.9 mm3.5 in
Wall thickness5.9 mm0.232 in
Cross-section area (A)computed from weight and steel density15.4 cm²2.39 in²
Mass12.1 kg/m8.13 lb/ft

Standard: AS/NZS 1163. Values from the published section tables; dimensions not listed here are not shown rather than estimated.

What does 88.9x5.9CHS weigh and cost?

88.9x5.9CHS has a mass of 12.1 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 24.20 per metre. Set your quantity, length, and price to total your own run:

Count them on my drawing →

Total weight
73 kg
Material cost
145.20

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 AS/NZS 1163 sections built in

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

Stop counting 88.9x5.9CHSs by hand.

Upload your drawing set and SteelFlo puts a box on each steel label it finds, including 88.9x5.9CHS, 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 88.9x5.9CHS and its neighbors.

3 free takeoffsNo credit card required