C%: min. 0,38 – max. 0,45
Si%: min. 0,1 – max. 0,4
Mn%: min. 0,6 – max. 0,9
P%: max. 0,025
S%: 0,025% (42CrMo4)
S%: min. 0,02 – max. 0,04 (42CrMoS4)
Cu%: max. 0,4
Cr%: min. 0,9 – max. 1,2
Mo%: min. 0,15 – max. 0,3
Mechanical proporties: for treatment +A+SH
| Diameter: | tensile test (DIN EN ISO 6892-1): | hardness | Charpy impact | ||||
|---|---|---|---|---|---|---|---|
| yield strength | tensile strength | strain | contraction | (DIN EN ISO 6506-2) | (ISO 148-1) | ||
| Re in [N/mm²] | Rm in [N/mm²] | A5 in [%] | Z in [%] | in Brinell [HB] | KV(J) bei RT | ||
| 16 mm – 40 mm | min. | 750 | 1000 | 11% | 45% | 35 | |
| max. | 1200 | ||||||
| 40 mm – 100 mm | min. | 650 | 900 | 12% | 50% | 35 | |
| max. | 1100 |
Mechanical proporties: for treatment +QT+SH
| Diameter: | tensile test (DIN EN ISO 6892-1): | hardness | Charpy impact | ||||
|---|---|---|---|---|---|---|---|
| yield strength | tensile strength | strain | contraction | (DIN EN ISO 6506-2) | (ISO 148-1) | ||
| Re in [N/mm²] | Rm in [N/mm²] | A5 in [%] | Z in [%] | in Brinell [HB] | KV(J) bei RT | ||
| 16 mm – 100 mm | min. | ||||||
| max. | 241 HB |
Analyse (analysis): 42CrMo4 treatment: +QT 8.8 & 10.9
| C % | Si % | Mn % | P % | S % | S % | Mo % | Cr % | Cu % | Cu % | B % | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| for 42CrMo4 | for 42CrMoS4 | |||||||||||
| min. | 0,38% | 0,10% | 0,60% | 0,020% | 0,15% | 0,90% | ||||||
| max. | 0,40% | 0,40% | 0,90% | 0,025% | 0,025% | 0,025% | 0,30% | 1,20% | 0,40% | 0,40% | 0,003% |
Mechanical proporties: for treatment +QT 8.8
| Diameter: | tensile test (DIN EN ISO 6892-1): | hardness | Charpy impact | ||||
|---|---|---|---|---|---|---|---|
| yield strength | tensile strength | strain | contraction | (DIN EN ISO 6506-2) | (ISO 148-1) | ||
| Re in [N/mm²] | Rm in [N/mm²] | A5 in [%] | Z in [%] | in Brinell [HB] | KV(J) bei -20°C | ||
| <16 mm | min. | 640 | 800 | 12% | 52% | 245 HB | 27 |
| max. | 316 HB | ||||||
| >16 mm | min. | 660 | 800 | 12% | 52% | 250 HB | 27 |
| max. | 331 HB |
Mechanical proporties: for treatment +QT 10.9
| tensile test (DIN EN ISO 6892-1): | hardness | Charpy impact | |||||
|---|---|---|---|---|---|---|---|
| yield strength | tensile strength | strain | contraction | (DIN EN ISO 6506-2) | (ISO 148-1) | ||
| Re in [N/mm²] | Rm in [N/mm²] | A5 in [%] | Z in [%] | in Brinell [HB] | KV(J) bei -20°C | ||
| min. | 940 | 1040 | 9,00% | 48,00% | 316 HB | 27 | |
| max. | 375 HB |
