Improved precipitation hardening permanent magnetic alloys of Alnico 9 type having comparatively lower Co content of 28 30 weight percent and further contain {HEAD ~ 0.02 0.2% C}, 0.1 1% S and 0.1 4.0% Nb together all by {TAIL ~ weight} 
Improved precipitation hardening permanent magnetic alloys of Alnico 9 type having comparatively lower Co content of 28 30 weight percent and further contain { HEAD ~ 0.02 0.2 % C } , 0.1 1 % S and 0.1 4.0 % Nb together all by { TAIL ~ weight }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL