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 AlloysILLIUM® P, ILLIUM® PD, CD4MCu, CD3MN (2205)
ApplicationsWhere higher strength is advantageous; resisting erosion and corrosion
LimitationsSome grades difficult to produce in heavy sections
Typical UsesPump parts, mixers
MachinabilityGood
WeldabilityGood to fair. Post-weld heat treatment required
Corrosion ResistanceSubject to stress corrosion cracking in some media

Duplex Stainless Steel

Associated Links

View Our Casting Alloy Selector Compare Different Alloys