Union

Description

Data Sheet

Feature
Type:Screwed, hose. plug
Material quality:SUS304, SUS316
Flux domination of pipeline:
DN8~100&1/4″~4″
Applicable to various conditions and connected to

A “union” in the context of piping and plumbing typically refers to a type of pipe fitting that is designed for easy disconnection and reconnection of pipes or tubes. Unions are often used in applications where periodic maintenance, repairs, or modifications are anticipated.

Here are some key features and details about unions:

1. Design: Unions consist of three main parts: a female end, a male end, and a nut. The female and male ends have threads that allow them to be screwed together, and the nut is used to tighten and secure the connection.

2. Disassembly: The threaded design of unions allows for quick and easy disassembly without the need for tools. This is advantageous in situations where pipes need to be taken apart for maintenance or repairs.

3. Types: There are various types of unions, including threaded unions, flanged unions, and socket weld unions, each designed for specific applications and connection methods.

4. Materials: Unions can be made from different materials, including brass, stainless steel, and various types of alloys. The material selection depends on factors such as the type of fluid being transported, environmental conditions, and the application’s requirements.

5. Applications: Unions are commonly used in plumbing, heating, air conditioning, and industrial piping systems. They are especially useful in situations where pipes need to be disconnected and reconnected regularly.

6. Sealing: Proper sealing is crucial in union connections to prevent leaks. This is often achieved by using rubber or synthetic gaskets placed between the male and female ends.

7. Union Nut: The nut in a union is a key component that allows for the easy tightening and loosening of the connection. It is usually hexagonal in shape, allowing the use of a wrench for quick assembly or disassembly.

8. Compression Unions: In addition to threaded unions, there are compression unions that use compression fittings to create a seal between pipes. These are often used in softer tubing materials.

Unions provide a practical solution for situations where flexibility and ease of disassembly are essential in piping systems. They are widely used in various industries to facilitate maintenance and repairs without the need for significant disruption or the use of specialized tools.