HSS5.563X0.258 Steel Round HSS — Section Properties

Dimensions

Property Value Unit
Outer Diameter (OD) 5.56 141.2 mm
Wall Thickness (t) 0.258 6.6 mm
Area (A) 4.01 in² 25.9 cm²
Weight 14.63 lb/ft 21.8 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 14.2 14.2 in⁴
Elastic Section Modulus (S) 5.12 5.12 in³
Plastic Section Modulus (Z) 6.8 6.8 in³
Radius of Gyration (r) 1.88 1.88 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 28.5 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS5.563X0.258 section? 14.63 lb/ft (21.8 kg/m).

What is the section modulus of HSS5.563X0.258? Sx = 5.12 in³, Zx = 6.8 in³ (strong axis). Sy = 5.12 in³, Zy = 6.8 in³ (weak axis).

What steel grade is standard for HSS5.563X0.258? ASTM A500 Grade C (Fy = 46 ksi) or Grade B (Fy = 42 ksi). Verify with mill certificate.

What is the moment of inertia of HSS5.563X0.258? Ix = 14.2 in⁴ about the strong axis and Iy = 14.2 in⁴ about the weak axis. The radius of gyration is rx = 1.88 in and ry = 1.88 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.