W14X665 Steel Beam — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 21.60 | in (548.6 mm) |
| Flange Width (bf) | 17.70 | in (449.6 mm) |
| Flange Thickness (tf) | 4.52 | in |
| Web Thickness (tw) | 2.83 | in |
| Area (A) | 196 | in² (1264.6 cm²) |
| Weight | 665 | lb/ft (990 kg/m) |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 12,400 | 4,170 | in⁴ |
| Elastic Section Modulus (S) | 1,150 | 472 | in³ |
| Plastic Section Modulus (Z) | 1,480 | 730 | in³ |
| Radius of Gyration (r) | 7.98 | 4.62 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 1,120 | in⁴ |
| Warping Constant (Cw) | 305,000 | in⁶ |
| Distance Between Flange Centroids (ho) | 17.10 | in |
| Effective Radius (rts) | 5.57 | in |
Design Resources
- Beam Capacity Calculator — Check W14X665 for your span and loads
- Column Capacity Calculator — Check W14X665 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 W14X665 beam? 665 lb/ft (990 kg/m). A 40-ft length weighs approximately 26,600 lbs.
What is the section modulus of W14X665? Sx = 1150 in³ (strong axis) and Sy = 472 in³ (weak axis). The plastic section modulus Zx = 1480 in³ and Zy = 730 in³.
What steel grade is standard for W14X665? 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 W14X665? Ix = 12400 in⁴ about the strong axis and Iy = 4170 in⁴ about the weak axis. The radius of gyration is rx = 7.98 in and ry = 4.62 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.