CHS 102x12 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 102x12 steel profile weighs 26.6 kg/m (17.90 lb/ft). Cross-sectional area: 3,392.92 mm². Moment of inertia Ix = 349.64 cm⁴, Iy = 349.64 cm⁴.
Cross-section (not to scale)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness (t) | 12 mm | 0.47 in |
| Diameter (d) | 102 mm | 4.02 in |
| Weight | 26.6 kg/m | 17.90 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 3,392.92 mm² | 5.259 in² |
| Moment of inertia (Ix) | 349.64 cm⁴ | 8.40 in⁴ |
| Moment of inertia (Iy) | 349.64 cm⁴ | 8.40 in⁴ |
| Elastic section modulus (Sx) | 68.56 cm³ | 4.184 in³ |
| Elastic section modulus (Sy) | 68.56 cm³ | 4.184 in³ |
| Plastic section modulus (Zx) | 97.78 cm³ | 5.967 in³ |
| Plastic section modulus (Zy) | 97.78 cm³ | 5.967 in³ |
| Radius of gyration (rx) | 3.21 cm | 1.264 in |
| Radius of gyration (ry) | 3.21 cm | 1.264 in |
Beam Calculator— CHS 102x12
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — CHS 102x12
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
24.13 mm
L/249
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
