All materials
Martensitic stainless steels
Osprey® 420
S42000 · 1.4021 · X20Cr13 · 420
Osprey® 420 is a martensitic stainless chromium steel free of nickel and cobalt with good ductility and high strength and hardness. After hardening, the alloy has good corrosion resistance and high toughness.
Chemical composition, %
- C
- 0.30
- Si
- ≤1.0
- Mn
- ≤1.0
- P
- ≤0.04
- S
- ≤0.03
- Cr
- 13
- Fe
- Bal.
Designations
| UNS | S42000 |
|---|---|
| EN Number | 1.4021 |
| EN Name | X20Cr13 |
| ASTM, AISI | 420 |