HSS12X6X5/8 Steel Rectangular HSS — Section Properties

Dimensions

Property Value Unit
Height (h) 12 304.8 mm
Width (w) 6 152.4 mm
Wall Thickness (t) 0.625 15.9 mm
Area (A) 18.7 in² 120.6 cm²
Weight 67.82 lb/ft 100.9 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 321 107 in⁴
Elastic Section Modulus (S) 53.4 35.5 in³
Plastic Section Modulus (Z) 68.8 42.1 in³
Radius of Gyration (r) 4.14 2.39 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 271 in⁴
Warping Constant (Cw) 0 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a HSS12X6X5/8 section? 67.82 lb/ft (100.9 kg/m).

What is the section modulus of HSS12X6X5/8? Sx = 53.4 in³, Zx = 68.8 in³ (strong axis). Sy = 35.5 in³, Zy = 42.1 in³ (weak axis).

What steel grade is standard for HSS12X6X5/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.

What is the moment of inertia of HSS12X6X5/8? Ix = 321 in⁴ about the strong axis and Iy = 107 in⁴ about the weak axis. The radius of gyration is rx = 4.14 in and ry = 2.39 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.