{TAIL ~ The total content} of these additional alloying elements should not exceed 1.0 percent by {HEAD ~ weight}, preferably not over 0.5 percent by weight 
{ TAIL ~ The total content } of these additional alloying elements should not exceed 1.0 percent by { HEAD ~ weight } , preferably not over 0.5 percent by weight
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH