Hello candidate,

Here is the list of some of the most commonly used hydraulic pressure gauges-

1. Bourdon Tube Pressure Gauge. A Bourdon tube pressure gauge has an elastic tube that is soldered or welded on one end into a socket. ...

2. Diaphragm Pressure Gauge. ...

3. Capsule Pressure Gauge. ...

4. Absolute Pressure Gauge. ...

5. Differential (DP) Pressure Gauge. ...

6. Bellows Pressure Gauge. ...

7. Piezometer Pressure Gauge. ..

Hope you found it helpful!!