Plumbers X Keywords: Airtightness Inspection

2 matching jobs found.

Gas Main Pipe Burial Worker

Gas main pipe burial workers install and bury gas main pipes underground for urban gas supply, constructing a safe gas supply network. They handle everything consistently from excavation to pipe joining, corrosion protection, and inspection.

Pipe Inspector (Gas Supply Business)

This occupation checks the airtightness performance and leaks of gas supply pipes after construction and during periodic inspections to ensure safety.