There are 6 common leakage places of compressed air
1, pipes,
2, joint and flange
3. Blow down valve
4, hose
5, sub-trachea road
6, instrument
Inspection method for leakage of compressed air
1, listening: suitable for significant leakage points, easy to be confused with normal use of gas, it is difficult to confirm the accurate leakage point
2, brush soap and water: the workload is large, not necessarily suitable for clean rooms
3, special instrument: ultrasonic side leakage meter, special instrument, easy to operate
