RHS 120x80x8.8 V&M do Brasil · Weight & Dimensions
V&M do Brasil, hot-rolled sections · 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 120x80x8.8 steel profile weighs 23.6 kg/m (15.88 lb/ft), has a depth of 120 mm (4.72 in), flange width 80 mm (3.15 in). Cross-sectional area: 3,010.815 mm². Moment of inertia Ix = 525.905 cm⁴, Iy = 275.482 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) | 8.8 mm | 0.35 in |
| Fillet radius (r) | 17.6 mm | 0.69 in |
| Weight | 23.6 kg/m | 15.88 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 3,010.81 mm² | 4.667 in² |
| Moment of inertia (Ix) | 525.91 cm⁴ | 12.63 in⁴ |
| Moment of inertia (Iy) | 275.48 cm⁴ | 6.62 in⁴ |
| Elastic section modulus (Sx) | 87.65 cm³ | 5.349 in³ |
| Elastic section modulus (Sy) | 68.87 cm³ | 4.203 in³ |
| Plastic section modulus (Zx) | 112.79 cm³ | 6.883 in³ |
| Plastic section modulus (Zy) | 84.67 cm³ | 5.167 in³ |
| Radius of gyration (rx) | 4.18 cm | 1.645 in |
| Radius of gyration (ry) | 3.02 cm | 1.191 in |
Beam Calculator— RHS 120x80x8.8
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — RHS 120x80x8.8
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
16.04 mm
L/374
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
