Super Austenitic Stainless Steel

These highly alloyed grades are fully austenitic and provide excellent corrosion resistance, especially to chloride, pitting, crevice, and stress corrosion cracking. These alloys may be a lower cost alternative to nickel base alloys depending on the application.

Alloy Properties
Representative Alloys	CN3MN, CK3MCuN
Applications	Where good resistance to chloride pitting corrosion and stress corrosion cracking
Limitations	Lower strength, prone to hot-shortness
Typical Uses	Desalination applications
Machinability	Fair
Weldability	Fair, special precautions are necessary along with post-weld heat treatment
Corrosion Resistance	Very good