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Hdpe Thread Fitting

About Us

Hangzhou Changpu Pipe Industry Co., Ltd.

Hangzhou Changpu Pipe Industry Co., Ltd. was established in 2010, which is a professional factory major in the production of polyethylene (PE) Butt fusion fittings, Socket fusion fittings, Electrofusion fittings, PE stop valves, PE /Steel transition fittings, repair clamp ETC. HDPE male union manufacturers and factory in China. Our products pass the test from National Chemical Building Materials Testing Center,all performance indicators are in compliance with the GB 15558.2 / EN1555 standards. Also they certified by ECM and obtain CE certification. We focus on developing high-quality products for top-end markets. Our oem custom HDPE male union are in line with international standards, and are mainly exported to Europe, America, Japan and other destinations around the world.We welcome domestic and foreign customers visit our company for guidance, exchanges and cooperation.

Certificate Of Honor

  • Product test report
  • CE
  • Quality management system certificate
  • Certificate
  • Certificate
  • Certificate


Product Knowledge

An HDPE (High-Density Polyethylene) male union is a type of pipe fitting used in plumbing and piping systems to provide a detachable connection point between two pipes. The term "male" indicates that one end of the union has a male-threaded connection, allowing it to be threaded into a compatible female-threaded fitting or component.
Here are key points to understand about HDPE male unions:
Function: HDPE male unions 113 provide a convenient and detachable connection point between two pipes. They allow for easy disassembly and reassembly of the piping system without having to cut or alter the pipes themselves.
Design: HDPE male unions typically consist of three main components: a male-threaded nut, a female-threaded end, and a central union body with a seal. When the nut is tightened onto the female-threaded end, it compresses the seal to create a leak-tight connection.
Material: HDPE male unions are made from high-density polyethylene, a durable thermoplastic known for its resistance to corrosion, chemicals, and UV radiation.
Compatibility: Ensure that the HDPE male union's size, pressure rating, and threaded connection type are compatible with the pipes and other fittings you're using in your piping system.
Threaded Connection: The "male" aspect of the union refers to the threaded end that allows for the connection to a female-threaded fitting or component. The threads are typically designed to match common thread standards like NPT (National Pipe Thread).
Pressure Rating: HDPE male unions come with specific pressure ratings that indicate the maximum pressure they can handle safely. These ratings depend on the size and design of the fitting.
Installation: HDPE male unions are installed by threading the male end into a compatible female-threaded fitting or component. Care should be taken not to overtighten, as this can damage the seal.
Application: HDPE male unions are used in various systems and industries, including water distribution, plumbing, industrial processes, irrigation, and more.
Detachable Connection: One of the primary advantages of using male unions is the ability to easily disconnect and reassemble the pipes without the need for cutting or welding. This can be particularly useful for maintenance, repairs, or modifications.
Seal Mechanism: The central seal in the union ensures a leak-tight connection when the nut is tightened onto the female-threaded end. It's important to use the correct seal material for the specific application and fluid being transported.
When using HDPE male unions, ensure proper installation procedures, select fittings with the correct size and pressure rating, and use appropriate seal materials for the intended application. Consulting with professionals or experts in the field can help you make informed decisions regarding the selection, installation, and use of HDPE male unions in your project.