W27X368 Steel Beam — Section Properties

Dimensions

Property Value Unit
Depth (d) 30.40 in (772.2 mm)
Flange Width (bf) 14.70 in (373.4 mm)
Flange Thickness (tf) 2.48 in
Web Thickness (tw) 1.38 in
Area (A) 109 in² (703.3 cm²)
Weight 368 lb/ft (548 kg/m)

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 16,200 1,310 in⁴
Elastic Section Modulus (S) 1,060 179 in³
Plastic Section Modulus (Z) 1,240 279 in³
Radius of Gyration (r) 12.20 3.48 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 170 in⁴
Warping Constant (Cw) 255,000 in⁶
Distance Between Flange Centroids (ho) 27.90 in
Effective Radius (rts) 4.15 in

Design Resources

Frequently Asked Questions

What is the weight of a W27X368 beam? 368 lb/ft (548 kg/m). A 40-ft length weighs approximately 14,720 lbs.

What is the section modulus of W27X368? Sx = 1060 in³ (strong axis) and Sy = 179 in³ (weak axis). The plastic section modulus Zx = 1240 in³ and Zy = 279 in³.

What steel grade is standard for W27X368? 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 W27X368? Ix = 16200 in⁴ about the strong axis and Iy = 1310 in⁴ about the weak axis. The radius of gyration is rx = 12.20 in and ry = 3.48 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.