pitting resistance equivalent number
English edit
Noun edit
pitting resistance equivalent number (plural pitting resistance equivalent numbers)
- (metallurgy) A number, calculated using a given stainless steel alloy's chemical composition, which aims to predict its resistance to pitting corrosion.
- Steels used in salt water typically require a pitting resistance equivalent number of at least 40.
Derived terms edit
- PREN (initialism)
Further reading edit
- pitting resistance equivalent number on Wikipedia.Wikipedia