HSS11.750X0.625 Steel Round HSS — Section Properties

Dimensions

Property Value Unit
Outer Diameter (OD) 11.8 299.7 mm
Wall Thickness (t) 0.625 15.9 mm
Area (A) 20.4 in² 131.6 cm²
Weight 74.33 lb/ft 110.6 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 319 319 in⁴
Elastic Section Modulus (S) 54.3 54.3 in³
Plastic Section Modulus (Z) 72.6 72.6 in³
Radius of Gyration (r) 3.95 3.95 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 638 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS11.750X0.625 section? 74.33 lb/ft (110.6 kg/m).

What is the section modulus of HSS11.750X0.625? Sx = 54.3 in³, Zx = 72.6 in³ (strong axis). Sy = 54.3 in³, Zy = 72.6 in³ (weak axis).

What steel grade is standard for HSS11.750X0.625? ASTM A500 Grade C (Fy = 46 ksi) or Grade B (Fy = 42 ksi). Verify with mill certificate.

What is the moment of inertia of HSS11.750X0.625? Ix = 319 in⁴ about the strong axis and Iy = 319 in⁴ about the weak axis. The radius of gyration is rx = 3.95 in and ry = 3.95 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.