HSS12X12X1/2 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 12 304.8 mm
Width (w) 12 304.8 mm
Wall Thickness (t) 0.5 12.7 mm
Area (A) 20.9 in² 134.8 cm²
Weight 76.07 lb/ft 113.2 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 457 457 in⁴
Elastic Section Modulus (S) 76.2 76.2 in³
Plastic Section Modulus (Z) 89.6 89.6 in³
Radius of Gyration (r) 4.68 4.68 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 728 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS12X12X1/2 section? 76.07 lb/ft (113.2 kg/m).

What is the section modulus of HSS12X12X1/2? Sx = 76.2 in³, Zx = 89.6 in³ (strong axis). Sy = 76.2 in³, Zy = 89.6 in³ (weak axis).

What steel grade is standard for HSS12X12X1/2? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS12X12X1/2? Ix = 457 in⁴ about the strong axis and Iy = 457 in⁴ about the weak axis. The radius of gyration is rx = 4.68 in and ry = 4.68 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.