MT3X2.2 Steel MT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 3 | 76.2 mm |
| Flange Width (bf) | 1.84 | 4.67 cm |
| Flange Thickness (tf) | 0.171 | 4.3 mm |
| Web Thickness (tw) | 0.114 | 2.9 mm |
| Area (A) | 0.647 in² | 4.2 cm² |
| Weight | 2.2 lb/ft | 3.3 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 0.579 | 0.09 | in⁴ |
| Elastic Section Modulus (S) | 0.268 | 0.097 | in³ |
| Plastic Section Modulus (Z) | 0.483 | 0.155 | in³ |
| Radius of Gyration (r) | 0.949 | 0.374 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 0.005 | in⁴ |
| Warping Constant (Cw) | 0.001 | 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 MT3X2.2 tee? 2.2 lb/ft (3.3 kg/m).
What is the section modulus of MT3X2.2? Sx = 0.268 in³, Zx = 0.483 in³ (strong axis). Sy = 0.097 in³, Zy = 0.155 in³ (weak axis).
What steel grade is standard for MT3X2.2? ASTM A36 (Fy = 36 ksi) for MT-shapes. Verify with mill certificate.
What is the moment of inertia of MT3X2.2? Ix = 0.579 in⁴ about the strong axis and Iy = 0.09 in⁴ about the weak axis. The radius of gyration is rx = 0.949 in and ry = 0.374 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.