HSS7X5X3/8 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 7 177.8 mm
Width (w) 5 127.0 mm
Wall Thickness (t) 0.375 9.5 mm
Area (A) 7.58 in² 48.9 cm²
Weight 27.48 lb/ft 40.9 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 49.5 29.3 in⁴
Elastic Section Modulus (S) 14.1 11.7 in³
Plastic Section Modulus (Z) 17.5 13.8 in³
Radius of Gyration (r) 2.56 1.97 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 60.6 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS7X5X3/8 section? 27.48 lb/ft (40.9 kg/m).

What is the section modulus of HSS7X5X3/8? Sx = 14.1 in³, Zx = 17.5 in³ (strong axis). Sy = 11.7 in³, Zy = 13.8 in³ (weak axis).

What steel grade is standard for HSS7X5X3/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS7X5X3/8? Ix = 49.5 in⁴ about the strong axis and Iy = 29.3 in⁴ about the weak axis. The radius of gyration is rx = 2.56 in and ry = 1.97 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.