C3x4.1
Channels from AISC Shapes Database v16.0. Also designated C75X6.1.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 76.2 mm | 3 in |
| Flange width, b_f | 35.8 mm | 1.41 in |
| Web thickness, t_w | 4.32 mm | 0.17 in |
| Flange thickness, t_f | 6.93 mm | 0.273 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 687,000 mm⁴ | 1.65 in⁴ |
| Elastic modulus, Sₓ | 18,000 mm³ | 1.1 in³ |
| Plastic modulus, Zₓ | 21,600 mm³ | 1.32 in³ |
| Radius of gyration, rₓ | 30 mm | 1.18 in |
| Distance to top fibre | 38.1 mm | 1.5 in |
| Distance to bottom fibre | 38.1 mm | 1.5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 79,500 mm⁴ | 0.191 in⁴ |
| Elastic modulus, S_y | 3,210 mm³ | 0.196 in³ |
| Plastic modulus, Z_y | 6,540 mm³ | 0.399 in³ |
| Radius of gyration, r_y | 10.1 mm | 0.398 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 11,200 mm⁴ | 0.0269 in⁴ |
| Warping constant, C_w | 82,400,000 mm⁶ | 0.307 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 6.1 kg/m | 4.1 lb/ft |