HSS6X3X1/2 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 6 152.4 mm
Width (w) 3 76.2 mm
Wall Thickness (t) 0.5 12.7 mm
Area (A) 6.95 in² 44.8 cm²
Weight 25.03 lb/ft 37.2 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 26.8 8.69 in⁴
Elastic Section Modulus (S) 8.95 5.79 in³
Plastic Section Modulus (Z) 12.1 7.28 in³
Radius of Gyration (r) 1.97 1.12 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 23.1 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS6X3X1/2 section? 25.03 lb/ft (37.2 kg/m).

What is the section modulus of HSS6X3X1/2? Sx = 8.95 in³, Zx = 12.1 in³ (strong axis). Sy = 5.79 in³, Zy = 7.28 in³ (weak axis).

What steel grade is standard for HSS6X3X1/2? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS6X3X1/2? Ix = 26.8 in⁴ about the strong axis and Iy = 8.69 in⁴ about the weak axis. The radius of gyration is rx = 1.97 in and ry = 1.12 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.