Compare / B500A vs SD390
B500A vs SD390
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 390–510 MPa, tensile ≥ 560 MPa, yield ratio ≤ 80 %.
Mechanical
| Property | Condition | B500A | SD390 | Difference |
|---|---|---|---|---|
| Yield strength ReH | — | ≥ 500MPa2 | 390–510MPa1 | −22 % |
Rows are matched by condition (thickness band, temperature, product form). A dash means the grade has no sourced value for that condition. Differences are SD390 relative to B500A; for ranges the lower bound is compared.