What type of fittings would you use for applications requiring frequent disassembly?

• A. Soldered fittings
• B. Welded fittings
• C. Flanged fittings
• D. Screwed fittings

Answer: (C)

Flanged fittings are ideal for applications requiring frequent disassembly due to their design. They consist of two flat surfaces with a gasket in between, bolted together. This allows for easy and efficient assembly and disassembly, making maintenance and repairs more convenient without needing to cut or rework piping.

In contrast, soldered and welded fittings create permanent joints, which can be difficult and time-consuming to disconnect. Soldering involves melting a filler metal to join pipes, while welding fuses the pipe material together, both of which do not facilitate easy disassembly. Screwed fittings do allow for some level of disassembly, but they may not provide the same level of alignment and sealing integrity that flanged fittings offer in high-pressure situations or where there are larger diameter pipes. Therefore, for frequent disassembly, flanged fittings are the most effective choice due to their ability to be securely fastened yet readily undone as needed.