W27X539 Steel Beam — Section Properties

Dimensions

Property Value Unit
Depth (d) 32.50 in (825.5 mm)
Flange Width (bf) 15.30 in (388.6 mm)
Flange Thickness (tf) 3.54 in
Web Thickness (tw) 1.97 in
Area (A) 159 in² (1025.9 cm²)
Weight 539 lb/ft (802 kg/m)

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 25,600 2,110 in⁴
Elastic Section Modulus (S) 1,570 277 in³
Plastic Section Modulus (Z) 1,890 437 in³
Radius of Gyration (r) 12.70 3.65 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 496 in⁴
Warping Constant (Cw) 443,000 in⁶
Distance Between Flange Centroids (ho) 29 in
Effective Radius (rts) 4.41 in

Design Resources

Frequently Asked Questions

What is the weight of a W27X539 beam? 539 lb/ft (802 kg/m). A 40-ft length weighs approximately 21,560 lbs.

What is the section modulus of W27X539? Sx = 1570 in³ (strong axis) and Sy = 277 in³ (weak axis). The plastic section modulus Zx = 1890 in³ and Zy = 437 in³.

What steel grade is standard for W27X539? 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 W27X539? Ix = 25600 in⁴ about the strong axis and Iy = 2110 in⁴ about the weak axis. The radius of gyration is rx = 12.70 in and ry = 3.65 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.