HSS2.875X0.188 Steel Round HSS — Section Properties

Dimensions

Property Value Unit
Outer Diameter (OD) 2.88 73.2 mm
Wall Thickness (t) 0.188 4.8 mm
Area (A) 1.48 in² 9.5 cm²
Weight 5.4 lb/ft 8.0 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 1.35 1.35 in⁴
Elastic Section Modulus (S) 0.941 0.941 in³
Plastic Section Modulus (Z) 1.27 1.27 in³
Radius of Gyration (r) 0.957 0.957 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 2.7 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS2.875X0.188 section? 5.4 lb/ft (8.0 kg/m).

What is the section modulus of HSS2.875X0.188? Sx = 0.941 in³, Zx = 1.27 in³ (strong axis). Sy = 0.941 in³, Zy = 1.27 in³ (weak axis).

What steel grade is standard for HSS2.875X0.188? ASTM A500 Grade C (Fy = 46 ksi) or Grade B (Fy = 42 ksi). Verify with mill certificate.

What is the moment of inertia of HSS2.875X0.188? Ix = 1.35 in⁴ about the strong axis and Iy = 1.35 in⁴ about the weak axis. The radius of gyration is rx = 0.957 in and ry = 0.957 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.