BR — Cold-formed Lipped Channel
Cold-formed lipped channels (C shapes) are lightweight profiles commonly used as purlins, girts, and light framing members. The stiffening lips increase local buckling resistance. Designed per AISI S100 and NBR 14762.
The C 150x50x17x2.66 steel profile weighs 8.0 kg/m (5.39 lb/ft), has a depth of 150 mm (5.91 in), flange width 50 mm (1.97 in). Cross-sectional area: 727.1 mm². Moment of inertia Ix = 243.91 cm⁴, Iy = 24.02 cm⁴.
| Property | Metric | Imperial |
|---|---|---|
| Depth (h) | 150 mm | 5.91 in |
| Width (b) | 50 mm | 1.97 in |
| Thickness (t) | 2.7 mm | 0.10 in |
| Lip | 17 mm | 0.67 in |
| Weight | 8.0 kg/m | 5.39 lb/ft |
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 727.1 mm² | 1.127 in² |
| Moment of inertia (Ix) | 243.91 cm⁴ | 5.86 in⁴ |
| Moment of inertia (Iy) | 24.02 cm⁴ | 0.58 in⁴ |
| Elastic section modulus (Sx) | 32.52 cm³ | 1.985 in³ |
| Elastic section modulus (Sy) | 6.6 cm³ | 0.403 in³ |
| Plastic section modulus (Zx) | 37.4 cm³ | 2.282 in³ |
| Plastic section modulus (Zy) | 7.93 cm³ | 0.484 in³ |
| Radius of gyration (rx) | 5.79 cm | 2.280 in |
| Radius of gyration (ry) | 1.82 cm | 0.717 in |
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15.0 kN·m
15.0 kN
34.59 mm
L/173