C4X6.25 Steel C-shape — Section Properties

Dimensions

Property Value Unit
Depth (d) 4 101.6 mm
Flange Width (bf) 1.65 4.19 cm
Flange Thickness (tf) 0.296 7.5 mm
Web Thickness (tw) 0.247 6.3 mm
Area (A) 1.84 in² 11.9 cm²
Weight 6.25 lb/ft 9.3 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 4.19 0.374 in⁴
Elastic Section Modulus (S) 2.1 0.312 in³
Plastic Section Modulus (Z) 2.55 0.623 in³
Radius of Gyration (r) 1.51 0.451 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 0.055 in⁴
Warping Constant (Cw) 1.07 in⁶
Distance Between Flange Centroids (ho) 3.7 in
Effective Radius (rts) 0.549 in

Design Resources

Frequently Asked Questions

What is the weight of a C4X6.25 channel? 6.25 lb/ft (9.3 kg/m).

What is the section modulus of C4X6.25? Sx = 2.1 in³, Zx = 2.55 in³ (strong axis). Sy = 0.312 in³, Zy = 0.623 in³ (weak axis).

What steel grade is standard for C4X6.25? ASTM A36 (Fy = 36 ksi) for channels. Verify with mill certificate.

What is the moment of inertia of C4X6.25? Ix = 4.19 in⁴ about the strong axis and Iy = 0.374 in⁴ about the weak axis. The radius of gyration is rx = 1.51 in and ry = 0.451 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.