After the pipe provided on its inside and outside with a lip has been introduced into the pressure conveying element, the pipe is at {HEAD ~ its outer lip} connected to the lip of the element by {TAIL ~ a complete through weld} 
connected by
After the pipe provided on its inside and outside with a lip has been introduced into the pressure conveying element , the pipe is at { HEAD ~ its outer lip } connected to the lip of the element by { TAIL ~ a complete through weld }
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 OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL