1.1 This specification covers nonmagnetic alloy steel retaining ring forgings for generators. 1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in e This specification covers nonmagnetic alloy steel retaining ring forgings for generators. The steel shall be made by the electro-slag-remelt (ESR) process. The electrodes shall be made by either the basic electric furnace or ladle refining processes. S