CHS 168.3x4.8 Açotubo · Weight & Dimensions
Açotubo, cold-formed sections · 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.
Also known as: Caño estructural redondo (Argentina)
The CHS 168.3x4.8 steel profile weighs 19.4 kg/m (13.00 lb/ft). Cross-sectional area: 2,465.522 mm². Moment of inertia Ix = 824.572 cm⁴, Iy = 824.572 cm⁴.
Cross-section (not to scale)
Gauge equivalent: 4.8 mm ≈ 7 gauge (Manufacturers Standard Gage)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness (t) | 4.8 mm | 0.19 in |
| Diameter (d) | 168.3 mm | 6.63 in |
| Weight | 19.4 kg/m | 13.00 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 2,465.52 mm² | 3.822 in² |
| Moment of inertia (Ix) | 824.57 cm⁴ | 19.81 in⁴ |
| Moment of inertia (Iy) | 824.57 cm⁴ | 19.81 in⁴ |
| Elastic section modulus (Sx) | 97.99 cm³ | 5.980 in³ |
| Elastic section modulus (Sy) | 97.99 cm³ | 5.980 in³ |
| Plastic section modulus (Zx) | 128.35 cm³ | 7.833 in³ |
| Plastic section modulus (Zy) | 128.35 cm³ | 7.833 in³ |
| Radius of gyration (rx) | 5.78 cm | 2.277 in |
| Radius of gyration (ry) | 5.78 cm | 2.277 in |
Beam Calculator— CHS 168.3x4.8
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — CHS 168.3x4.8
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
10.23 mm
L/586
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
