406.4x6.4CHS Dimensions & Weight
406.4x6.4CHS is a round hollow section to AS/NZS 1163, 406.4 mm outside diameter with a 6.4 mm wall, weighing 63.1 kg per metre (42.4 lb/ft) — used for heavier columns and brace members. It is the lightest of the 3 406.4CHS sizes listed here.
406.4x6.4CHS Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Outside diameter | 406.4 mm | 16 in |
| Wall thickness | 6.4 mm | 0.252 in |
| Cross-section area (A)computed from weight and steel density | 80.4 cm² | 12.46 in² |
| Mass | 63.1 kg/m | 42.4 lb/ft |
Standard: AS/NZS 1163. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does 406.4x6.4CHS weigh and cost?
406.4x6.4CHS has a mass of 63.1 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 126.20 per metre. Set your quantity, length, and price to total your own run:
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 →
Stop counting 406.4x6.4CHSs by hand.
Upload your drawing set and SteelFlo puts a box on every steel label it finds — every 406.4x6.4CHS, on every page — ready to review and export as a bill of materials.
Related sizes
Deeper reading: AS/NZS Steel Sections Guide · How to calculate steel weight