Duplex Stainless Steel Castings
These grades offer a combination of higher strengths and good corrosion resistance, especially in sea water applications. These alloys also offer good toughness at lower temperatures and the higher strengths provide erosion resistance.
| Alloy Properties | |
|---|---|
| Representative Alloys | ILLIUM® P, ILLIUM® PD, CD4MCu, CD3MN (2205) |
| Applications | Where higher strength is advantageous; resisting erosion and corrosion |
| Limitations | Some grades difficult to produce in heavy sections |
| Typical Uses | Pump parts, mixers |
| Machinability | Good |
| Weldability | Good to fair. Post-weld heat treatment required |
| Corrosion Resistance | Subject to stress corrosion cracking in some media |
