ST12X60.5 Steel ST-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 12.3 | 312.4 mm |
| Flange Width (bf) | 8.05 | 20.45 cm |
| Flange Thickness (tf) | 1.09 | 27.7 mm |
| Web Thickness (tw) | 0.8 | 20.3 mm |
| Area (A) | 17.8 in² | 114.8 cm² |
| Weight | 60.5 lb/ft | 90.0 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 259 | 41.5 | in⁴ |
| Elastic Section Modulus (S) | 30.1 | 10.3 | in³ |
| Plastic Section Modulus (Z) | 54.5 | 18.1 | in³ |
| Radius of Gyration (r) | 3.82 | 1.53 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 6.38 | in⁴ |
| Warping Constant (Cw) | 27.5 | in⁶ |
Design Resources
- Section Properties Database — Compare with other sections
- Steel Beam Sizes Reference — Full dimension table
- Steel Grades Reference — Material properties
Frequently Asked Questions
What is the weight of a ST12X60.5 tee? 60.5 lb/ft (90.0 kg/m).
What is the section modulus of ST12X60.5? Sx = 30.1 in³, Zx = 54.5 in³ (strong axis). Sy = 10.3 in³, Zy = 18.1 in³ (weak axis).
What steel grade is standard for ST12X60.5? ASTM A36 (Fy = 36 ksi) for ST-shapes. Verify with mill certificate.
What is the moment of inertia of ST12X60.5? Ix = 259 in⁴ about the strong axis and Iy = 41.5 in⁴ about the weak axis. The radius of gyration is rx = 3.82 in and ry = 1.53 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.