CHS 127x8 GOST · Weight & Dimensions
GOST, 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 127x8 steel profile weighs 23.5 kg/m (15.78 lb/ft). Cross-sectional area: 2,990.796 mm². Moment of inertia Ix = 531.801 cm⁴, Iy = 531.801 cm⁴.
Cross-section (not to scale)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness (t) | 8 mm | 0.31 in |
| Diameter (d) | 127 mm | 5.00 in |
| Weight | 23.5 kg/m | 15.78 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 2,990.8 mm² | 4.636 in² |
| Moment of inertia (Ix) | 531.8 cm⁴ | 12.78 in⁴ |
| Moment of inertia (Iy) | 531.8 cm⁴ | 12.78 in⁴ |
| Elastic section modulus (Sx) | 83.75 cm³ | 5.111 in³ |
| Elastic section modulus (Sy) | 83.75 cm³ | 5.111 in³ |
| Plastic section modulus (Zx) | 113.46 cm³ | 6.924 in³ |
| Plastic section modulus (Zy) | 113.46 cm³ | 6.924 in³ |
| Radius of gyration (rx) | 4.22 cm | 1.660 in |
| Radius of gyration (ry) | 4.22 cm | 1.660 in |
Beam Calculator— CHS 127x8
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — CHS 127x8
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
15.87 mm
L/378
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
