HSS10X8X5/8 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 10 254.0 mm
Width (w) 8 203.2 mm
Wall Thickness (t) 0.625 15.9 mm
Area (A) 18.7 in² 120.6 cm²
Weight 67.82 lb/ft 100.9 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 253 178 in⁴
Elastic Section Modulus (S) 50.5 44.5 in³
Plastic Section Modulus (Z) 62.2 53.3 in³
Radius of Gyration (r) 3.68 3.09 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 346 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS10X8X5/8 section? 67.82 lb/ft (100.9 kg/m).

What is the section modulus of HSS10X8X5/8? Sx = 50.5 in³, Zx = 62.2 in³ (strong axis). Sy = 44.5 in³, Zy = 53.3 in³ (weak axis).

What steel grade is standard for HSS10X8X5/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS10X8X5/8? Ix = 253 in⁴ about the strong axis and Iy = 178 in⁴ about the weak axis. The radius of gyration is rx = 3.68 in and ry = 3.09 in.

Related Pages


Educational reference only. Verify all section properties against the current AISC Manual and mill certificates before design. Results are PRELIMINARY — NOT FOR CONSTRUCTION.