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What is a female elbow?

Published in Pipe Fitting 2 mins read

A female elbow is a type of pipe fitting designed to join two pieces of pipe or another fitting at an angle.

Understanding Female Elbows

A female elbow is crucial in plumbing, piping, and other systems where directional changes are required. According to the reference, a female elbow (Female NPT x NPT or JIC) is identified by having female threads on both ends.

Key Characteristics

  • Angled Connection: It allows for a change in the direction of the pipe, typically at a 90-degree or 45-degree angle.
  • Female Threads: Both ends have female threading, which means the threads are on the inside of the fitting, designed to receive male-threaded pipe or fittings.
  • Materials: Female elbows can be made from a variety of materials, including brass, steel, stainless steel, PVC, and other plastics. The choice of material depends on the application and the type of fluid being conveyed.
  • Types: Female elbows are available with various thread standards, such as NPT (National Pipe Taper) or JIC (Joint Industry Conference).

Comparing Elbows: Female vs Street

The key difference between a female elbow and a street elbow is the nature of their end connections:

Feature Female Elbow Street Elbow
End 1 Female Thread Male Thread
End 2 Female Thread Female Thread
Purpose Connects male to male Connects female to female / male

Practical Insights

  • Versatility: Female elbows can be used in a range of applications, from simple household plumbing to complex industrial piping systems.
  • Compatibility: It's important to select female elbows that match the thread type and size of the pipes or fittings they will be connected to.
  • Installation: When installing a female elbow, make sure to properly seal the threaded connections with thread sealant or Teflon tape to prevent leaks.

Examples of Use

  • Plumbing: Connecting pipes behind a sink or toilet.
  • Hydraulics: Creating bends in hydraulic lines.
  • Pneumatics: Connecting air lines in machinery.

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