The carbon content is preferably limited to a maximum of {TAIL ~ 0.04 percent} by weight, in particular, to a maximum of 0.02 percent by {HEAD ~ weight} 
The carbon content is preferably limited to a maximum of { TAIL ~ 0.04 percent } by weight , in particular , to a maximum of 0.02 percent by { HEAD ~ weight }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD