W24X146 Steel Beam — Section Properties

Dimensions

Property Value Unit
Depth (d) 24.70 in (627.4 mm)
Flange Width (bf) 12.90 in (327.7 mm)
Flange Thickness (tf) 1.09 in
Web Thickness (tw) 0.65 in
Area (A) 43 in² (277.4 cm²)
Weight 146 lb/ft (217 kg/m)

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 4,580 391 in⁴
Elastic Section Modulus (S) 371 60.50 in³
Plastic Section Modulus (Z) 418 93.20 in³
Radius of Gyration (r) 10.30 3.01 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 13.40 in⁴
Warping Constant (Cw) 54,600 in⁶
Distance Between Flange Centroids (ho) 23.60 in
Effective Radius (rts) 3.53 in

Design Resources

Frequently Asked Questions

What is the weight of a W24X146 beam? 146 lb/ft (217 kg/m). A 40-ft length weighs approximately 5,840 lbs.

What is the section modulus of W24X146? Sx = 371 in³ (strong axis) and Sy = 60.5 in³ (weak axis). The plastic section modulus Zx = 418 in³ and Zy = 93.2 in³.

What steel grade is standard for W24X146? Typically ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for W-shapes. Also available in A572 Grade 50 or A36. Verify with mill certificate.

What is the moment of inertia of W24X146? Ix = 4580 in⁴ about the strong axis and Iy = 391 in⁴ about the weak axis. The radius of gyration is rx = 10.30 in and ry = 3.01 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.