Sortes | HRC | Microstructure |
Bas chrome | 45 | P+C |
Chrome moyen | 50 | P+C |
Haut chrome | 56 | M+C |
Sortes | Compositions chimiques | |||||||
C | SI | Manganèse | Cr | MOIS | Cu | P | S | |
Bas chrome | 2.6-3.5 | 0.2-1.5 | 0.3-1.5 | 0.4-2.0 | trace | trace | ≤0.15 | ≤0.15 |
Milieu Chrome | 2.3-3.3 | 0.2-1.5 | 0.5-2.2 | 4.0-9.0 | trace | trace | ≤0.10 | ≤0.10 |
Haut Chrome | 2.0-3.2 | 0.4-1.0 | 0.4-3.5 | 11-13 | trace | trace | ≤0.04 | ≤0.04 |
China