CHS 165.1x3.5 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 165.1x3.5 steel profile weighs 13.9 kg/m (9.37 lb/ft). Cross-sectional area: 1,776.885 mm². Moment of inertia Ix = 580.304 cm⁴, Iy = 580.304 cm⁴.
Cross-section (not to scale)
Gauge equivalent: 3.5 mm ≈ 10 gauge (Manufacturers Standard Gage)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness (t) | 3.5 mm | 0.14 in |
| Diameter (d) | 165.1 mm | 6.50 in |
| Weight | 13.9 kg/m | 9.37 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 1,776.88 mm² | 2.754 in² |
| Moment of inertia (Ix) | 580.3 cm⁴ | 13.94 in⁴ |
| Moment of inertia (Iy) | 580.3 cm⁴ | 13.94 in⁴ |
| Elastic section modulus (Sx) | 70.3 cm³ | 4.290 in³ |
| Elastic section modulus (Sy) | 70.3 cm³ | 4.290 in³ |
| Plastic section modulus (Zx) | 91.42 cm³ | 5.579 in³ |
| Plastic section modulus (Zy) | 91.42 cm³ | 5.579 in³ |
| Radius of gyration (rx) | 5.71 cm | 2.250 in |
| Radius of gyration (ry) | 5.71 cm | 2.250 in |
Beam Calculator— CHS 165.1x3.5
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — CHS 165.1x3.5
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
14.54 mm
L/413
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
