HSS22X20X5/8 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 22 558.8 mm
Width (w) 20 508.0 mm
Wall Thickness (t) 0.625 15.9 mm
Area (A) 46.6 in² 300.6 cm²
Weight 169.9 lb/ft 252.8 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 3440 2970 in⁴
Elastic Section Modulus (S) 313 297 in³
Plastic Section Modulus (Z) 366 343 in³
Radius of Gyration (r) 8.59 7.99 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 5000 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS22X20X5/8 section? 169.9 lb/ft (252.8 kg/m).

What is the section modulus of HSS22X20X5/8? Sx = 313 in³, Zx = 366 in³ (strong axis). Sy = 297 in³, Zy = 343 in³ (weak axis).

What steel grade is standard for HSS22X20X5/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS22X20X5/8? Ix = 3440 in⁴ about the strong axis and Iy = 2970 in⁴ about the weak axis. The radius of gyration is rx = 8.59 in and ry = 7.99 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.