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The equivalent standards of S45C steel
| S40C JIS G 4051 |
Comparision of steel grades |
|
| DIN | 1C40 | |
| AISI | 1040 | |
| UNI 7846 | - | |
| BS 970 | - | |
| UNE 36011 | - | |
| SAE J 403-AISI | - | |
Chemical Composition of S40C steel
| Grade | C | Si | Mn | P(%) max |
S(%) max |
Cr(%) max |
Ni(%) max |
Cu(%) max |
| S45C | 0.37-0.43 | 0.15-0.35 | 0.60-0.90 | 0.030 | 0.030 | 0.25 | 0.25 | 0.25 |
Mechanical Properties of S40C steel
| Tensile Strength σb(MPa) |
Yield Strength σS(MPa) |
Elon- Gation Ration δ5 (%) |
Reduction of area Psi(%) |
Impact merit AKV (J) |
Resilient value AKV(J/cm2) |
Degree of hardness |
Annealed steel |
Test Specimen Size (mm) |
| ≥570 | ≥335 | ≥19 | ≥45 | ≥47 | ≥59 | ≤217HB | ≤187HB | 25 |
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