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420 Chapter 8
Table 8.1 Classification of Valves
On-Off Prevention of Throttling
Back Flow
Automatic or Regulators
Manual (Self-Operated)
Gate Ball Check Globe Pressure
Slide Swing Check Needle Flow Rate
Ball Piston Check Butterfly Temperature
Solenoid Diaphragm Level
Toggle Pinch
, Handle
——Sl«m
Bid, Male
disk
Body-
Ball Gate
Source: Reference 8.2 Source: Reference 8.2
Figure 8.2 Examples of on-off valves. From Ref. 32 with permission.
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