{HEAD ~ A permanent magnet alloy} 4, wherein {TAIL ~ C} is 0.05 to 0.16%, S is 0.3 to 1.0% and Nb is 1.4 to 1.6% 
{ HEAD ~ A permanent magnet alloy } 4 , wherein { TAIL ~ C } is 0.05 to 0.16 % , S is 0.3 to 1.0 % and Nb is 1.4 to 1.6 %
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH