AISC — Circular Hollow Section
Circular Hollow Sections (CHS) are round tubular profiles with the most efficient cross-section for compression. Used for columns, trusses, and architectural structures.
The HSS 219.1x8.2 steel profile weighs 39.6 kg/m (26.61 lb/ft). Cross-sectional area: 5,049.8 mm². Moment of inertia Ix = 2,827.26 cm⁴, Iy = 2,827.26 cm⁴.
| Property | Metric | Imperial |
|---|---|---|
| Thickness (t) | 7.6 mm | 0.30 in |
| Diameter (d) | 219.1 mm | 8.63 in |
| Weight | 39.6 kg/m | 26.61 lb/ft |
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 5,049.8 mm² | 7.827 in² |
| Moment of inertia (Ix) | 2,827.26 cm⁴ | 67.92 in⁴ |
| Moment of inertia (Iy) | 2,827.26 cm⁴ | 67.92 in⁴ |
| Elastic section modulus (Sx) | 258.08 cm³ | 15.749 in³ |
| Elastic section modulus (Sy) | 258.08 cm³ | 15.749 in³ |
| Plastic section modulus (Zx) | 340.11 cm³ | 20.755 in³ |
| Plastic section modulus (Zy) | 340.11 cm³ | 20.755 in³ |
| Radius of gyration (rx) | 7.48 cm | 2.945 in |
| Radius of gyration (ry) | 7.48 cm | 2.945 in |
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15.0 kN·m
15.0 kN
2.98 mm
L/2010