Microstructurethermostabilityofhighnitrogenausteniticstainlesssteel,袁志钟,戴起勋,Highnitrogenausteniticstainlesssteel,Fe24Mn18Cr3Ni0.62N,wasisothermalannealedfrom750℃to900℃fordifferenttimetoinvestigatethethermostabilityofitsmicrostruc