HSS9X7X5/16 Dimensions & Weight

HSS9X7X5/16 is a rectangular hollow structural section, 9 x 7 in nominal outside with a 5/16 in nominal wall (0.291 in design wall per AISC), at 31.84 lb per foot — commonly specified for heavier columns and brace members.

HSS9X7X5/16 Dimensions

PropertyImperialMetric
Outside depth (nominal)9 in228.6 mm
Outside width (nominal)7 in177.8 mm
Wall thickness (nominal)5/16 in (0.313)7.9 mm
Design wall thickness0.93 x nominal, per AISC for A5000.29 in7.4 mm
Cross-section area (A)computed from weight and steel density9.36 in²60.4 cm²
Weight31.84 lb/ft47.4 kg/m

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

What does HSS9X7X5/16 weigh and cost?

HSS9X7X5/16 weighs 31.84 lb per foot. At an example material price of $0.92/lb that is about $29.29 per foot. Set your quantity, length, and price to total your own run:

Total weight
637 lbs
Material cost
$585.86

Material only, example pricing. Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.

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