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Excellent high -temperature strength and wear resistance.
Combines high hardness with impact toughness.
Excellent resistance to thermal fatigue.
Excellent polishing performance.
Annealed or tempered to 42–52 HRC.
| KJ2344 | |||
|---|---|---|---|
| German W.Nr 1.2344 | U.S. AIS H13 | Japan DAIDO DHA1 | Sweden ASSAB 8407 |
| KJ2344 | |||||||
|---|---|---|---|---|---|---|---|
| C 0.35-0.42 | Si 0.8-1.2 | Mn 0.25-0.50 | P ≤0.030 | S ≤0.020 | Cr 4.80-5.50 | Mo 1.20-1.50 | V 0.85-1.15 |
| Type A (Sulfides) | Type B (Aluminates) | Type C (Silicates) | Type D (Oxides) |
|---|---|---|---|
| Fine Series ≤1.5 Heavy Series ≤1.5 | Fine Series ≤1.5 Heavy Series ≤1.5 | Fine Series ≤1.0 Heavy Series ≤1.0 | Fine Series ≤2.0 Heavy Series ≤1.5 |
