W14X873 Steel Beam — Section Properties

Dimensions

Property Value Unit
Depth (d) 23.60 in (599.4 mm)
Flange Width (bf) 18.80 in (477.5 mm)
Flange Thickness (tf) 5.51 in
Web Thickness (tw) 3.94 in
Area (A) 257 in² (1658.2 cm²)
Weight 873 lb/ft (1299 kg/m)

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 18,100 6,170 in⁴
Elastic Section Modulus (S) 1,530 656 in³
Plastic Section Modulus (Z) 2,030 1,020 in³
Radius of Gyration (r) 8.39 4.90 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 2,270 in⁴
Warping Constant (Cw) 505,000 in⁶
Distance Between Flange Centroids (ho) 18.10 in
Effective Radius (rts) 6.04 in

Design Resources

Frequently Asked Questions

What is the weight of a W14X873 beam? 873 lb/ft (1299 kg/m). A 40-ft length weighs approximately 34,920 lbs.

What is the section modulus of W14X873? Sx = 1530 in³ (strong axis) and Sy = 656 in³ (weak axis). The plastic section modulus Zx = 2030 in³ and Zy = 1020 in³.

What steel grade is standard for W14X873? 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 W14X873? Ix = 18100 in⁴ about the strong axis and Iy = 6170 in⁴ about the weak axis. The radius of gyration is rx = 8.39 in and ry = 4.90 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.