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