RHS 120x80x8 Tata Steel Celsius · Weight & Dimensions
Tata Steel Celsius · Rectangular Hollow Section
Rectangular Hollow Sections (RHS) are tubular profiles with excellent torsional resistance and aesthetic appeal. Used for columns, trusses, and exposed structural elements.
Also known as: PTR 120x80 (México) · Caño estructural 120x80 (Argentina)
The RHS 120x80x8 steel profile weighs 22.6 kg/m (15.19 lb/ft), has a depth of 120 mm (4.72 in), flange width 80 mm (3.15 in). Cross-sectional area: 2,834.124 mm². Moment of inertia Ix = 514.985 cm⁴, Iy = 268.86 cm⁴.
Cross-section (not to scale)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth (h) | 120 mm | 4.72 in |
| Width (b) | 80 mm | 3.15 in |
| Thickness (t) | 8 mm | 0.31 in |
| Fillet radius (r) | 12 mm | 0.47 in |
| Weight | 22.6 kg/m | 15.19 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 2,834.12 mm² | 4.393 in² |
| Moment of inertia (Ix) | 514.99 cm⁴ | 12.37 in⁴ |
| Moment of inertia (Iy) | 268.86 cm⁴ | 6.46 in⁴ |
| Elastic section modulus (Sx) | 85.83 cm³ | 5.238 in³ |
| Elastic section modulus (Sy) | 67.21 cm³ | 4.102 in³ |
| Plastic section modulus (Zx) | 108.56 cm³ | 6.625 in³ |
| Plastic section modulus (Zy) | 81.32 cm³ | 4.962 in³ |
| Radius of gyration (rx) | 4.26 cm | 1.678 in |
| Radius of gyration (ry) | 3.08 cm | 1.213 in |
Beam Calculator— RHS 120x80x8
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — RHS 120x80x8
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
16.38 mm
L/366
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
