Patent ID: 6231694
Filing Date: 2001-05-15
Classification: C21D,C22C

Abstract:
A process for producing Fe--Ni alloys used for electron gun parts consisting of: all by weight, 30 to 55% Ni; 0.05 to 2.00% Mn; 0.001 to 0.050% S; and the balance Fe and unavoidable impurities, said process comprising of melting, casting, hot working, cold rolling and annealing, said Fe--Ni alloy satisfying 0.0005.ltoreq.((%Mn)*(%S)).ltoreq.0.0100 wherein (%Mn) is the content of Mn and (%S) is the content of S, said hot working is carried out at a temperature, T, defined by the following equation: ##EQU5##