W14X109 Steel Beam — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 14.30 | in (363.2 mm) |
| Flange Width (bf) | 14.60 | in (370.8 mm) |
| Flange Thickness (tf) | 0.86 | in |
| Web Thickness (tw) | 0.53 | in |
| Area (A) | 32 | in² (206.5 cm²) |
| Weight | 109 | lb/ft (162 kg/m) |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 1,240 | 447 | in⁴ |
| Elastic Section Modulus (S) | 173 | 61.20 | in³ |
| Plastic Section Modulus (Z) | 192 | 92.70 | in³ |
| Radius of Gyration (r) | 6.22 | 3.73 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 7.12 | in⁴ |
| Warping Constant (Cw) | 20,200 | in⁶ |
| Distance Between Flange Centroids (ho) | 13.40 | in |
| Effective Radius (rts) | 4.17 | in |
Design Resources
- Beam Capacity Calculator — Check W14X109 for your span and loads
- Column Capacity Calculator — Check W14X109 as a column
- Section Properties Database — Compare with other sections
- Steel Beam Sizes Reference — Full W-shape dimension table
- Steel Grades Reference — A992/A572 material properties
Frequently Asked Questions
What is the weight of a W14X109 beam? 109 lb/ft (162 kg/m). A 40-ft length weighs approximately 4,360 lbs.
What is the section modulus of W14X109? Sx = 173 in³ (strong axis) and Sy = 61.2 in³ (weak axis). The plastic section modulus Zx = 192 in³ and Zy = 92.7 in³.
What steel grade is standard for W14X109? 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 W14X109? Ix = 1240 in⁴ about the strong axis and Iy = 447 in⁴ about the weak axis. The radius of gyration is rx = 6.22 in and ry = 3.73 in.
Related Pages
- Steel Beam Sizes Reference
- Beam Capacity Calculator
- Column Capacity Calculator
- Section Properties Database
Educational reference only. Verify all section properties against the current AISC Manual and mill certificates before design. Results are PRELIMINARY — NOT FOR CONSTRUCTION.