AISI 4042 | |
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Conditions | Hardness | ||
T (°C) | Treatment | Method | Value |
25 | oil quenched, fine grained, tempered at 205°C | HB | 516 |
25 | oil quenched, fine grained, tempered at 315°C | HB | 455 |
25 | oil quenched, fine grained, tempered at 425°C | HB | 380 |
25 | oil quenched, fine grained, tempered at 540°C | HB | 300 |
25 | oil quenched, fine grained, tempered at 650°C | HB | 238 |

