CHS 83x12 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 83x12 steel profile weighs 21.0 kg/m (14.12 lb/ft). Cross-sectional area: 2,676.637 mm². Moment of inertia Ix = 173.48 cm⁴, Iy = 173.48 cm⁴.
Cross-section (not to scale)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness (t) | 12 mm | 0.47 in |
| Diameter (d) | 83 mm | 3.27 in |
| Weight | 21.0 kg/m | 14.12 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 2,676.64 mm² | 4.149 in² |
| Moment of inertia (Ix) | 173.48 cm⁴ | 4.17 in⁴ |
| Moment of inertia (Iy) | 173.48 cm⁴ | 4.17 in⁴ |
| Elastic section modulus (Sx) | 41.8 cm³ | 2.551 in³ |
| Elastic section modulus (Sy) | 41.8 cm³ | 2.551 in³ |
| Plastic section modulus (Zx) | 61.07 cm³ | 3.727 in³ |
| Plastic section modulus (Zy) | 61.07 cm³ | 3.727 in³ |
| Radius of gyration (rx) | 2.55 cm | 1.002 in |
| Radius of gyration (ry) | 2.55 cm | 1.002 in |
Beam Calculator— CHS 83x12
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — CHS 83x12
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
48.64 mm
L/123
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
