HSS5-1/2X5-1/2X1/8 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 5.5 139.7 mm
Width (w) 5.5 139.7 mm
Wall Thickness (t) 0.125 3.2 mm
Area (A) 2.46 in² 15.9 cm²
Weight 9.01 lb/ft 13.4 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 11.8 11.8 in⁴
Elastic Section Modulus (S) 4.3 4.3 in³
Plastic Section Modulus (Z) 4.95 4.95 in³
Radius of Gyration (r) 2.19 2.19 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 18.3 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS5-1/2X5-1/2X1/8 section? 9.01 lb/ft (13.4 kg/m).

What is the section modulus of HSS5-1/2X5-1/2X1/8? Sx = 4.3 in³, Zx = 4.95 in³ (strong axis). Sy = 4.3 in³, Zy = 4.95 in³ (weak axis).

What steel grade is standard for HSS5-1/2X5-1/2X1/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS5-1/2X5-1/2X1/8? Ix = 11.8 in⁴ about the strong axis and Iy = 11.8 in⁴ about the weak axis. The radius of gyration is rx = 2.19 in and ry = 2.19 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.