CHS 141.3x4.78 CISC · Weight & Dimensions
CISC, 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 141.3x4.78 steel profile weighs 16.1 kg/m (10.81 lb/ft). Cross-sectional area: 2,050.095 mm². Moment of inertia Ix = 478.199 cm⁴, Iy = 478.199 cm⁴.
Cross-section (not to scale)
Gauge equivalent: 4.78 mm ≈ 7 gauge (Manufacturers Standard Gage)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness (t) | 4.8 mm | 0.19 in |
| Diameter (d) | 141.3 mm | 5.56 in |
| Weight | 16.1 kg/m | 10.81 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 2,050.1 mm² | 3.178 in² |
| Moment of inertia (Ix) | 478.2 cm⁴ | 11.49 in⁴ |
| Moment of inertia (Iy) | 478.2 cm⁴ | 11.49 in⁴ |
| Elastic section modulus (Sx) | 67.69 cm³ | 4.130 in³ |
| Elastic section modulus (Sy) | 67.69 cm³ | 4.130 in³ |
| Plastic section modulus (Zx) | 89.12 cm³ | 5.439 in³ |
| Plastic section modulus (Zy) | 89.12 cm³ | 5.439 in³ |
| Radius of gyration (rx) | 4.83 cm | 1.901 in |
| Radius of gyration (ry) | 4.83 cm | 1.901 in |
Beam Calculator— CHS 141.3x4.78
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — CHS 141.3x4.78
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
17.64 mm
L/340
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
