PHEP CH.8 Flashcards
Pipe that is 12in diameter and under is measured how
By inside diameter
Pipe is coated with galvanizing, paint, insulation, or some other substance to prevent?
Corrosion , condensation, and heat loss
What is a characteristic of pipe threads that make them stand out
There taper
What is a component used in pipe that connects to different pieces with by way of two female connections
A coupling
What permits the assembly and disassembly of a closed pipe loop easily?
Unions
For low pressure and cold services what type of gasket material is used?
Rubber
To differentiate between pipes carrying different substances what is done?
Pipe systems are color coded
All pipe systems should be installed in accordance with?
ASCPP
In general, piping should be supported to provide the necessary rigidity to prevent?
Metal fatigue, prevent sagging, and provide drainage
Duplex strainers are commonly used where?
Where frequent cleaning is necessary
What are used to automatically strain raw water to remove silt and debris?
Self-cleaning strainers
What lines reduce wear and make large valves easier to open
Warm-up / pressure equalizing lines
What line is used to control the concentration of impurities in a pressure vessel
Blow down line
What metal has the most resistance to corrosion
Stainless steel
What substances would plastic lined pipe not be used to transport with
Oil
