Steel Section Catalog
Barra 22.5mm
BR — Round Bar
Round bars are solid circular sections used for bracing rods, ties, anchor bolts, and secondary structural elements.
The Barra 22.5mm steel profile weighs 3.1 kg/m (2.10 lb/ft). Cross-sectional area: 397.6 mm². Moment of inertia Ix = 1.26 cm⁴, Iy = 1.26 cm⁴.
Cross-section (not to scale)
Imperial equivalent: Ø22.5 mm = 7/8" (fractional inch diameter)
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Diameter (d) | 22.5 mm | 0.89 in |
| Weight | 3.1 kg/m | 2.10 lb/ft |
Section Properties
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 397.6 mm² | 0.616 in² |
| Moment of inertia (Ix) | 1.26 cm⁴ | 0.03 in⁴ |
| Moment of inertia (Iy) | 1.26 cm⁴ | 0.03 in⁴ |
| Elastic section modulus (Sx) | 1.12 cm³ | 0.068 in³ |
| Elastic section modulus (Sy) | 1.12 cm³ | 0.068 in³ |
| Plastic section modulus (Zx) | 1.9 cm³ | 0.116 in³ |
| Plastic section modulus (Zy) | 1.9 cm³ | 0.116 in³ |
| Radius of gyration (rx) | 0.56 cm | 0.220 in |
| Radius of gyration (ry) | 0.56 cm | 0.220 in |
Beam Calculator— Barra 22.5mm
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mfixed @ 0mfixed @ 6m→kN/m
Results — Barra 22.5mm
Mmax
15.0 kN·m
Vmax
15.0 kN
δmax
6696.43 mm
L/1
R115.0 kN| 15.0 kN·mR215.0 kN| -15.0 kN·m
Standard:
