HSS16X8X3/8 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 16 406.4 mm
Width (w) 8 203.2 mm
Wall Thickness (t) 0.375 9.5 mm
Area (A) 16 in² 103.2 cm²
Weight 58.1 lb/ft 86.5 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 531 181 in⁴
Elastic Section Modulus (S) 66.3 45.3 in³
Plastic Section Modulus (Z) 82.1 50.8 in³
Radius of Gyration (r) 5.77 3.37 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 436 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS16X8X3/8 section? 58.1 lb/ft (86.5 kg/m).

What is the section modulus of HSS16X8X3/8? Sx = 66.3 in³, Zx = 82.1 in³ (strong axis). Sy = 45.3 in³, Zy = 50.8 in³ (weak axis).

What steel grade is standard for HSS16X8X3/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS16X8X3/8? Ix = 531 in⁴ about the strong axis and Iy = 181 in⁴ about the weak axis. The radius of gyration is rx = 5.77 in and ry = 3.37 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.