Compare / B500A vs SD490
B500A vs SD490
BS 4449:2005+A3:2016 · Steel
Weldable rebar, ductility class A: 500 MPa characteristic yield, Rm/Re ≥ 1.05, Agt ≥ 2.5 %.
JIS G 3112 · Steel
Japanese deformed bar: yield 490–625 MPa, tensile ≥ 620 MPa, yield ratio ≤ 80 %.
Mechanical
| Property | Condition | B500A | SD490 | Difference |
|---|---|---|---|---|
| Yield strength ReH | — | ≥ 500MPa2 | 490–625MPa1 | −2.0 % |
Rows are matched by condition (thickness band, temperature, product form). A dash means the grade has no sourced value for that condition. Differences are SD490 relative to B500A; for ranges the lower bound is compared.