Noun
English Wikipedia has an article on:pipefitterWikipedia
pipefitter (plural pipefitters)
An industrial tradesman who installs and maintains piping systems
After getting the GST department notice I learnt that someone has formed a fake company in my name thereby using my personal documents,” the poor pipefitter sighed. Source: Internet
“We weren’t interested in making a lot of trouble,” said Bailey, who started at Redpath as an unskilled labourer and later became qualified as a pipefitter and welder. Source: Internet