The material designation of a valve:
a. gives where the material is used
b. tells what material makes up the valve
c. gives the temperature to which the valve can be subjected
d. tell what the material is suited for
e. is not required for low pressure steam service
Answer: B
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Introduction to Valves
- The advantage of a rising spindle steam stop valve is that:
- Regular inspection of a valve is important and items which require close scrutiny are the:
- In order to ensure safe and continuous operation of a pressure reducing valve, the valve station should have:
- A check valve is a valve that:
- A gate valve:
- The by-pass around a regulating valve should contain a:
- The maximum temperature, which a non-special alloy steel valve can be used for is:
- A valve which has the best capability of handling slurries and fluids with high suspended solids is the:
- Service designation of a valve indicates the:
- In order to extend the life of valve packing we can:
- A valve which requires specific and routine lubrication is the:
- A globe valve:
- All markings on valves shall be:
- A valve which often contains a dashpot to cushion the action of the valve is the: