RHS 100x80x5.6 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 100x80 (México) · Caño estructural 100x80 (Argentina)
The RHS 100x80x5.6 steel profile weighs 14.2 kg/m (9.55 lb/ft), has a depth of 100 mm (3.94 in), flange width 80 mm (3.15 in). Cross-sectional area: 1,809.801 mm². Moment of inertia Ix = 245.877 cm⁴, Iy = 173.45 cm⁴.
Cross-section (not to scale)
Gauge equivalent: 5.6 mm ≈ 4 gauge (Manufacturers Standard Gage)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth (h) | 100 mm | 3.94 in |
| Width (b) | 80 mm | 3.15 in |
| Thickness (t) | 5.6 mm | 0.22 in |
| Fillet radius (r) | 11.2 mm | 0.44 in |
| Weight | 14.2 kg/m | 9.55 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 1,809.8 mm² | 2.805 in² |
| Moment of inertia (Ix) | 245.88 cm⁴ | 5.91 in⁴ |
| Moment of inertia (Iy) | 173.45 cm⁴ | 4.17 in⁴ |
| Elastic section modulus (Sx) | 49.18 cm³ | 3.001 in³ |
| Elastic section modulus (Sy) | 43.36 cm³ | 2.646 in³ |
| Plastic section modulus (Zx) | 60.42 cm³ | 3.687 in³ |
| Plastic section modulus (Zy) | 51.77 cm³ | 3.159 in³ |
| Radius of gyration (rx) | 3.69 cm | 1.451 in |
| Radius of gyration (ry) | 3.1 cm | 1.219 in |
Beam Calculator— RHS 100x80x5.6
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — RHS 100x80x5.6
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
34.32 mm
L/175
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
