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Piping Drawings
Joints between pipes, fittings, and valves may be screwed or flanged but not welded or soldered.
True
Correct Answer:
False
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Piping Drawings
Valves are used to stop or regulate the flow of fluids in a pipeline.
Copper pipe is brittle, and settling can cause fracture unless the joints are sufficiently flexible.
In a developed piping drawing, horizontal pipes may be revolved into the vertical plane so the entire installation can be shown on one plane.
Brass and copper pipe is used in plumbing for supply, soil, waste, drain, and vent lines.
Brass and copper pipe should be joined with fittings of copper-base alloy to avoid corrosion.
When dimensioning piping drawings, it is not necessary to indicate the size of each pipe.
Plastic pipe is lightweight and corrosionproof, but typically is not resistant to chemicals.
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