Compare / B500B vs 500N (AS/NZS 4671)
B500B vs 500N (AS/NZS 4671)
BS 4449:2005+A3:2016 · Steel
Weldable rebar, ductility class B: 500 MPa characteristic yield, Rm/Re ≥ 1.08, Agt ≥ 5 %.
AS/NZS 4671 · Steel
Australian and New Zealand rebar: 500 MPa characteristic yield, normal ductility — Rm/Re ≥ 1.08, Agt ≥ 5 %.
Close matchSame 500 MPa, Rm/Re ≥ 1.08 and Agt ≥ 5 % as Eurocode class B; bar sizes and marking differ.
Mechanical
| Property | Condition | B500B | 500N (AS/NZS 4671) | Difference |
|---|---|---|---|---|
| Yield strength ReH | — | ≥ 500MPa1 | 500MPa1 | |
| Elongation at maximum force Agt | — | ≥ 5%2 | ≥ 5%1 | same |
| Tensile-to-yield ratio Rm/Re | — | ≥ 1.082 | ≥ 1.081 | same |
Rows are matched by condition (thickness band, temperature, product form). A dash means the grade has no sourced value for that condition. Differences are 500N (AS/NZS 4671) relative to B500B; for ranges the lower bound is compared.