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