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Maraging steels
Osprey® 18Ni300
K93120 · 1.2709 · 18Ni300
Osprey® 18Ni300 is a high-hardness maraging steel alloyed with cobalt, nickel and molybdenum. It is typically used for conformal-cooled mould tooling and rubber-tyre mould (sipes) applications.
Chemical composition, %
- C
- ≤0.03
- Si
- ≤0.1
- P
- ≤0.01
- S
- ≤0.01
- Cr
- ≤0.3
- Ni
- 18
- Mo
- 4.8
- Co
- 9.0
- Ti
- 0.7
- Al
- 0.1
- Fe
- Bal.
Designations
| UNS | K93120 |
|---|---|
| EN Number | 1.2709 |
| ASTM, AISI | 18Ni300 |