 a final cold rolling reduction ratio and a final annealing temperature in a range of 750 900° C. are combined in accordance with {HEAD ~ a recrystallization property} of {TAIL ~ the steel} so that the ferrite crystal grain diameter after plating becomes 10 100 μm 
of
a final cold rolling reduction ratio and a final annealing temperature in a range of 750 900 ° C. are combined in accordance with { HEAD ~ a recrystallization property } of { TAIL ~ the steel } so that the ferrite crystal grain diameter after plating becomes 10 100 μm
OTH OTH 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 REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH