What does the grooved pipe symbol represent?

• A. Reducing tee
• B. Cap
• C. Elbow
• D. Stub

Answer: (B)

The grooved pipe symbol typically represents a specific joint configuration that is used in pipefitting for joining pipes together. The reason this symbol is associated with a cap is that it indicates the end of a pipe section that has been mechanically joined, often used to close off the end of a pipe. Caps provide a clean and secure way to terminate a pipe run, making them essential in various pipefitting scenarios.

In contrast, the other options do not accurately represent the grooved pipe symbol. A reducing tee, for instance, refers to a fitting that allows for a change in pipe size and is not associated with a closure. An elbow is a fitting used to change the direction of flow in a piping system, while a stub would typically refer to a short piece of pipe left extending from a fitting or another pipe but does not utilize the grooved joint connection indicated by the symbol. Understanding the specific functions of these fittings and symbols is crucial in pipefitting, highlighting the importance of proper identification for effective installation and maintenance in piping systems.