Rebar Standards and Size
| Country | Product | Rebar Class | Diameter Range (mm) | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation (%) | Steel Grade | Chemical Composition | Standards |
|---|---|---|---|---|---|---|---|---|---|
| Iran & Russia | Rebar | A-I (A240) | 6–10 | 235 | 373 | 25 | Carbon steel (e.g., St3) | C≤0.25%, Mn≤1.6%, P≤0.045%, S≤0.045% | ISIRI 3132 / GOST 5781 |
| Iran & Russia | Rebar | A-II (A340) | 8–32 | 295 | 490 | 21 | Carbon steel (e.g., St3) | C≤0.25%, Mn≤1.6%, P≤0.045%, S≤0.045% | ISIRI 3132 / GOST 5781 |
| Iran & Russia | Rebar | A-III (A400) | 8–32 | 390 | 590 | 19 | Carbon steel (e.g., St3) | C≤0.25%, Mn≤1.6%, P≤0.045%, S≤0.045% | ISIRI 3132 / GOST 5781 |
| Iran & Russia | Rebar | A-IV (A500) | 10–40 | 590 | 883 | 14 | Carbon steel (e.g., St3) | C≤0.25%, Mn≤1.6%, P≤0.045%, S≤0.045% | ISIRI 3132 / GOST 5781 |
| Iran & Russia | Rebar | A-V (A600) | 10–40 | 785 | 1030 | 12 | Carbon steel (e.g., St3) | C≤0.25%, Mn≤1.6%, P≤0.045%, S≤0.045% | ISIRI 3132 / GOST 5781 |
| Iran & Russia | Rebar | A-VI (A800) | 10–40 | 980 | 1230 | 10 | Carbon steel (e.g., St3) | C≤0.25%, Mn≤1.6%, P≤0.045%, S≤0.045% | ISIRI 3132 / GOST 5781 |