CHS 141.3x7.9 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 141.3x7.9 steel profile weighs 26.0 kg/m (17.47 lb/ft). Cross-sectional area: 3,310.799 mm². Moment of inertia Ix = 739.052 cm⁴, Iy = 739.052 cm⁴.
Cross-section (not to scale)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness (t) | 7.9 mm | 0.31 in |
| Diameter (d) | 141.3 mm | 5.56 in |
| Weight | 26.0 kg/m | 17.47 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 3,310.8 mm² | 5.132 in² |
| Moment of inertia (Ix) | 739.05 cm⁴ | 17.76 in⁴ |
| Moment of inertia (Iy) | 739.05 cm⁴ | 17.76 in⁴ |
| Elastic section modulus (Sx) | 104.61 cm³ | 6.384 in³ |
| Elastic section modulus (Sy) | 104.61 cm³ | 6.384 in³ |
| Plastic section modulus (Zx) | 140.75 cm³ | 8.589 in³ |
| Plastic section modulus (Zy) | 140.75 cm³ | 8.589 in³ |
| Radius of gyration (rx) | 4.72 cm | 1.860 in |
| Radius of gyration (ry) | 4.72 cm | 1.860 in |
Beam Calculator— CHS 141.3x7.9
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — CHS 141.3x7.9
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
11.42 mm
L/526
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
