RHS 300x100x6 Dimensions & Weight
RHS 300x100x6 is a rectangular hollow section to EN 10210 / EN 10219, 300 x 100 mm outside with a 6 mm wall, weighing 35.8 kg per metre (24.06 lb/ft) — commonly specified for heavier columns and brace members. It is the lightest of the 5 RHS 300x100 sizes listed here.
RHS 300x100x6 Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Outside depth | 300 mm | 11.811 in |
| Outside width | 100 mm | 3.937 in |
| Wall thickness | 6 mm | 0.236 in |
| Cross-section area (A)computed from weight and steel density | 45.6 cm² | 7.07 in² |
| Mass | 35.8 kg/m | 24.06 lb/ft |
Standard: EN 10210 / EN 10219. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does RHS 300x100x6 weigh and cost?
RHS 300x100x6 has a mass of 35.8 kg per metre. At an example material price of 2.00 per kg (in your currency) that is about 71.60 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 RHS 300x100x6s by hand.
Upload your drawing set and SteelFlo puts a box on every steel label it finds — every RHS 300x100x6, on every page — ready to review and export as a bill of materials.
Related sizes
Deeper reading: UK UB & UC Sizes Chart · How to calculate steel weight