RHS 120x100x9.5 Açotubo · Weight & Dimensions
Açotubo, cold-formed 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 120x100 (México) · Caño estructural 120x100 (Argentina)
The RHS 120x100x9.5 steel profile weighs 28.1 kg/m (18.92 lb/ft), has a depth of 120 mm (4.72 in), flange width 100 mm (3.94 in). Cross-sectional area: 3,586.586 mm². Moment of inertia Ix = 665.975 cm⁴, Iy = 498.868 cm⁴.
Cross-section (not to scale)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth (h) | 120 mm | 4.72 in |
| Width (b) | 100 mm | 3.94 in |
| Thickness (t) | 9.5 mm | 0.37 in |
| Fillet radius (r) | 19 mm | 0.75 in |
| Weight | 28.1 kg/m | 18.92 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 3,586.59 mm² | 5.559 in² |
| Moment of inertia (Ix) | 665.97 cm⁴ | 16.00 in⁴ |
| Moment of inertia (Iy) | 498.87 cm⁴ | 11.99 in⁴ |
| Elastic section modulus (Sx) | 111 cm³ | 6.773 in³ |
| Elastic section modulus (Sy) | 99.77 cm³ | 6.089 in³ |
| Plastic section modulus (Zx) | 139.9 cm³ | 8.537 in³ |
| Plastic section modulus (Zy) | 123.13 cm³ | 7.514 in³ |
| Radius of gyration (rx) | 4.31 cm | 1.696 in |
| Radius of gyration (ry) | 3.73 cm | 1.468 in |
Beam Calculator— RHS 120x100x9.5
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — RHS 120x100x9.5
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
12.67 mm
L/474
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
