CHS 127x4 SAISC · Weight & Dimensions
SAISC, 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 127x4 steel profile weighs 12.1 kg/m (8.16 lb/ft). Cross-sectional area: 1,545.664 mm². Moment of inertia Ix = 292.613 cm⁴, Iy = 292.613 cm⁴.
Cross-section (not to scale)
Gauge equivalent: 4 mm ≈ 8 gauge (Manufacturers Standard Gage)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness (t) | 4 mm | 0.16 in |
| Diameter (d) | 127 mm | 5.00 in |
| Weight | 12.1 kg/m | 8.16 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 1,545.66 mm² | 2.396 in² |
| Moment of inertia (Ix) | 292.61 cm⁴ | 7.03 in⁴ |
| Moment of inertia (Iy) | 292.61 cm⁴ | 7.03 in⁴ |
| Elastic section modulus (Sx) | 46.08 cm³ | 2.812 in³ |
| Elastic section modulus (Sy) | 46.08 cm³ | 2.812 in³ |
| Plastic section modulus (Zx) | 60.54 cm³ | 3.694 in³ |
| Plastic section modulus (Zy) | 60.54 cm³ | 3.694 in³ |
| Radius of gyration (rx) | 4.35 cm | 1.713 in |
| Radius of gyration (ry) | 4.35 cm | 1.713 in |
Beam Calculator— CHS 127x4
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — CHS 127x4
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
28.83 mm
L/208
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
