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GRADES
C45 – SAE1050
SPECIFICATIONS
| Grade | C | Mn | P | S | Cr | Si |
|---|---|---|---|---|---|---|
| C450 | 0.42 – 0.50 | 0.70 – 0.90 | 0.025 max | 0.025 max | 0.10 – 0.20 | 0.40 max |
| Grade | Condition | Yield Strength R* (Mpa) | Tensile Strength (Mpa) | Elongation A5 (%) | Hardness HRC | Quenching Temperature (°C) | Bendability Min. recommended bending radius (≤ 90°) |
Nominal Thickness t 1.95mm ≤ t ≤ 10.0mm |
Rolled | Annealed |
|---|---|---|---|---|---|---|---|---|---|---|
| C45 | Rolled | 460 | 750 | 18 | 58 | 820 | Min. recommended bending radius (≤ 90°) |
2.0 × t | 1.0 × t | |
| Annealed | 330 | 540 | 30 | 55 | 860 | |||||
| Water-quenched | 2270 | |||||||||
| Oil quenched | 1980 |
