W12X230 Steel Beam — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 15.10 | in (383.5 mm) |
| Flange Width (bf) | 12.90 | in (327.7 mm) |
| Flange Thickness (tf) | 2.07 | in |
| Web Thickness (tw) | 1.29 | in |
| Area (A) | 67.70 | in² (436.8 cm²) |
| Weight | 230 | lb/ft (342 kg/m) |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 2,420 | 742 | in⁴ |
| Elastic Section Modulus (S) | 321 | 115 | in³ |
| Plastic Section Modulus (Z) | 386 | 177 | in³ |
| Radius of Gyration (r) | 5.97 | 3.31 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 83.80 | in⁴ |
| Warping Constant (Cw) | 31,200 | in⁶ |
| Distance Between Flange Centroids (ho) | 13 | in |
| Effective Radius (rts) | 3.87 | in |
Design Resources
- Beam Capacity Calculator — Check W12X230 for your span and loads
- Column Capacity Calculator — Check W12X230 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 W12X230 beam? 230 lb/ft (342 kg/m). A 40-ft length weighs approximately 9,200 lbs.
What is the section modulus of W12X230? Sx = 321 in³ (strong axis) and Sy = 115 in³ (weak axis). The plastic section modulus Zx = 386 in³ and Zy = 177 in³.
What steel grade is standard for W12X230? 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 W12X230? Ix = 2420 in⁴ about the strong axis and Iy = 742 in⁴ about the weak axis. The radius of gyration is rx = 5.97 in and ry = 3.31 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.