RHS 140x90x8.2 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 140x90 (México) · Caño estructural 140x90 (Argentina)
The RHS 140x90x8.2 steel profile weighs 26.1 kg/m (17.57 lb/ft), has a depth of 140 mm (5.51 in), flange width 90 mm (3.54 in). Cross-sectional area: 3,329.882 mm². Moment of inertia Ix = 818.838 cm⁴, Iy = 407.254 cm⁴.
Cross-section (not to scale)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth (h) | 140 mm | 5.51 in |
| Width (b) | 90 mm | 3.54 in |
| Thickness (t) | 8.2 mm | 0.32 in |
| Fillet radius (r) | 16.4 mm | 0.65 in |
| Weight | 26.1 kg/m | 17.57 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 3,329.88 mm² | 5.161 in² |
| Moment of inertia (Ix) | 818.84 cm⁴ | 19.67 in⁴ |
| Moment of inertia (Iy) | 407.25 cm⁴ | 9.78 in⁴ |
| Elastic section modulus (Sx) | 116.98 cm³ | 7.138 in³ |
| Elastic section modulus (Sy) | 90.5 cm³ | 5.523 in³ |
| Plastic section modulus (Zx) | 148.05 cm³ | 9.035 in³ |
| Plastic section modulus (Zy) | 108.59 cm³ | 6.627 in³ |
| Radius of gyration (rx) | 4.96 cm | 1.952 in |
| Radius of gyration (ry) | 3.5 cm | 1.377 in |
Beam Calculator— RHS 140x90x8.2
drag to orbit
mfixed @ 0mfixed @ 6m→kN/m
Results — RHS 140x90x8.2
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
10.30 mm
L/582
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
