HSS24X20X1/2 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 24 609.6 mm
Width (w) 20 508.0 mm
Wall Thickness (t) 0.5 12.7 mm
Area (A) 39.5 in² 254.8 cm²
Weight 144.1 lb/ft 214.4 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 3450 2610 in⁴
Elastic Section Modulus (S) 287 261 in³
Plastic Section Modulus (Z) 336 297 in³
Radius of Gyration (r) 9.34 8.13 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 4620 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS24X20X1/2 section? 144.1 lb/ft (214.4 kg/m).

What is the section modulus of HSS24X20X1/2? Sx = 287 in³, Zx = 336 in³ (strong axis). Sy = 261 in³, Zy = 297 in³ (weak axis).

What steel grade is standard for HSS24X20X1/2? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS24X20X1/2? Ix = 3450 in⁴ about the strong axis and Iy = 2610 in⁴ about the weak axis. The radius of gyration is rx = 9.34 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.