U 100x50x3.2 IAS · Weight & Dimensions
IAS, cold-formed sections · Cold-formed Channel
Cold-formed channels (U shapes) are similar to C shapes but without stiffening lips. Used for light structural framing, supports, and secondary members.
Also known as: U 100x50x3.2 (UK / Australia)
The U 100x50x3.2 steel profile weighs 4.8 kg/m (3.20 lb/ft), has a depth of 100 mm (3.94 in), flange width 50 mm (1.97 in). Cross-sectional area: 606.315 mm². Moment of inertia Ix = 93.581 cm⁴, Iy = 14.919 cm⁴.
Cross-section (not to scale)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth (h) | 100 mm | 3.94 in |
| Width (b) | 50 mm | 1.97 in |
| Thickness (t) | 3.2 mm | 0.13 in |
| Weight | 4.8 kg/m | 3.20 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 606.32 mm² | 0.940 in² |
| Moment of inertia (Ix) | 93.58 cm⁴ | 2.25 in⁴ |
| Moment of inertia (Iy) | 14.92 cm⁴ | 0.36 in⁴ |
| Elastic section modulus (Sx) | 18.72 cm³ | 1.142 in³ |
| Elastic section modulus (Sy) | 4.14 cm³ | 0.253 in³ |
| Plastic section modulus (Zx) | 22.49 cm³ | 1.372 in³ |
| Plastic section modulus (Zy) | 5.47 cm³ | 0.334 in³ |
| Radius of gyration (rx) | 3.93 cm | 1.547 in |
| Radius of gyration (ry) | 1.57 cm | 0.618 in |
Beam Calculator— U 100x50x3.2
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — U 100x50x3.2
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
90.16 mm
L/67
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
