HSS16X4X5/8 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 16 406.4 mm
Width (w) 4 101.6 mm
Wall Thickness (t) 0.625 15.9 mm
Area (A) 21 in² 135.5 cm²
Weight 76.33 lb/ft 113.6 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 539 54.1 in⁴
Elastic Section Modulus (S) 67.3 27 in³
Plastic Section Modulus (Z) 92.9 32.5 in³
Radius of Gyration (r) 5.06 1.6 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 174 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS16X4X5/8 section? 76.33 lb/ft (113.6 kg/m).

What is the section modulus of HSS16X4X5/8? Sx = 67.3 in³, Zx = 92.9 in³ (strong axis). Sy = 27 in³, Zy = 32.5 in³ (weak axis).

What steel grade is standard for HSS16X4X5/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS16X4X5/8? Ix = 539 in⁴ about the strong axis and Iy = 54.1 in⁴ about the weak axis. The radius of gyration is rx = 5.06 in and ry = 1.6 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.