HSS7X5X1/4 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 7 177.8 mm
Width (w) 5 127.0 mm
Wall Thickness (t) 0.25 6.3 mm
Area (A) 5.24 in² 33.8 cm²
Weight 19.02 lb/ft 28.3 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 35.9 21.3 in⁴
Elastic Section Modulus (S) 10.2 8.53 in³
Plastic Section Modulus (Z) 12.4 9.83 in³
Radius of Gyration (r) 2.62 2.02 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 42.9 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS7X5X1/4 section? 19.02 lb/ft (28.3 kg/m).

What is the section modulus of HSS7X5X1/4? Sx = 10.2 in³, Zx = 12.4 in³ (strong axis). Sy = 8.53 in³, Zy = 9.83 in³ (weak axis).

What steel grade is standard for HSS7X5X1/4? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS7X5X1/4? Ix = 35.9 in⁴ about the strong axis and Iy = 21.3 in⁴ about the weak axis. The radius of gyration is rx = 2.62 in and ry = 2.02 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.