HSS3X1-1/2X1/8 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 3 76.2 mm
Width (w) 1.5 38.1 mm
Wall Thickness (t) 0.125 3.2 mm
Area (A) 0.956 in² 6.2 cm²
Weight 3.48 lb/ft 5.2 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 1.06 0.355 in⁴
Elastic Section Modulus (S) 0.706 0.474 in³
Plastic Section Modulus (Z) 0.895 0.55 in³
Radius of Gyration (r) 1.05 0.61 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 0.886 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS3X1-1/2X1/8 section? 3.48 lb/ft (5.2 kg/m).

What is the section modulus of HSS3X1-1/2X1/8? Sx = 0.706 in³, Zx = 0.895 in³ (strong axis). Sy = 0.474 in³, Zy = 0.55 in³ (weak axis).

What steel grade is standard for HSS3X1-1/2X1/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS3X1-1/2X1/8? Ix = 1.06 in⁴ about the strong axis and Iy = 0.355 in⁴ about the weak axis. The radius of gyration is rx = 1.05 in and ry = 0.61 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.