HSS24X12X7/8 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 24 609.6 mm
Width (w) 12 304.8 mm
Wall Thickness (t) 0.875 22.2 mm
Area (A) 54.3 in² 350.3 cm²
Weight 197.2 lb/ft 293.5 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 3910 1320 in⁴
Elastic Section Modulus (S) 326 220 in³
Plastic Section Modulus (Z) 410 252 in³
Radius of Gyration (r) 8.49 4.93 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 3250 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS24X12X7/8 section? 197.2 lb/ft (293.5 kg/m).

What is the section modulus of HSS24X12X7/8? Sx = 326 in³, Zx = 410 in³ (strong axis). Sy = 220 in³, Zy = 252 in³ (weak axis).

What steel grade is standard for HSS24X12X7/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS24X12X7/8? Ix = 3910 in⁴ about the strong axis and Iy = 1320 in⁴ about the weak axis. The radius of gyration is rx = 8.49 in and ry = 4.93 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.