Uddeholm Sleipner
A VERY GOOD STEEL FOR ALL TYPES OF SURFACE TREATMENTS
Uddeholm Sleipner is a high alloyed tool steel with a very broad property profile. It is also a very good steel for all types of surface treatments. This combination means that Uddeholm Sleipner is an extremely versatile conventional tool steel for medium run cold work tooling. In East/South East Asian countries served by Assab, Uddeholm Sleipner is sold as Assab 88.
- Good wear resistance
- Good chipping resistance
- High hardness (> 63 HRC) after high temperature tempering
- Good dimensional consistency in heat treatment
- Good machinability and grindability
- Good surface treatment properties
- Good wear resistance
- Good chipping resistance
- High hardness (> 63 HRC) after high temperature tempering
- Good through hardening properties
- Good dimensional consistency in heat treatment
- Very good dimensional stability in service
- Good machinability and grindability
- Good surface treatment properties
- Reduced risk of cracking during wire EDM
- Abrasive wear resistance 50%
- Adhesive wear resistance 30%
- Ductility edge chipping resistance 25%
- Toughness gross cracking resistance 25%
Reference grade Cold Work (D2)
- Abrasive wear resistance 55%
- Adhesive wear resistance 25%
- Ductility/edge chipping resistance 20%
- Toughness/gross cracking resistance 10%
- Hardness (HRC) max 62%
Chemical composition
| C | 0.90 | Si | 0.90 | Mn | 0.50 |
| Cr | 7.80 | Mo | 2.50 | V | 0.50 |
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