HSS22X20X5/16 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 22 558.8 mm
Width (w) 20 508.0 mm
Wall Thickness (t) 0.313 7.9 mm
Area (A) 23.9 in² 154.2 cm²
Weight 87.14 lb/ft 129.7 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 1820 1580 in⁴
Elastic Section Modulus (S) 166 158 in³
Plastic Section Modulus (Z) 191 179 in³
Radius of Gyration (r) 8.73 8.13 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 2590 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS22X20X5/16 section? 87.14 lb/ft (129.7 kg/m).

What is the section modulus of HSS22X20X5/16? Sx = 166 in³, Zx = 191 in³ (strong axis). Sy = 158 in³, Zy = 179 in³ (weak axis).

What steel grade is standard for HSS22X20X5/16? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS22X20X5/16? Ix = 1820 in⁴ about the strong axis and Iy = 1580 in⁴ about the weak axis. The radius of gyration is rx = 8.73 in and ry = 8.13 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.