Manufacturing Process and Quality Control of PEX Compression Fittings

IFAN factory 30+ years manufacture experience support color /size customization support free sample.Welcome to consult for catalog and free samples.This is our Facebook Website:www.facebook.com,Click to watch IFAN's product video.Compared with Tomex products, our IFAN products from quality to price are your best choice, welcome to buy!

PEX compression fittings are commonly used in plumbing systems for connecting PEX pipes. These fittings are easy to install and require no special tools. However, the quality of these fittings is critical to the overall performance of the plumbing system.

The manufacturing process of PEX compression fittings involves several steps. The first step is the selection of high-quality materials. The fitting body is typically made of brass, which is known for its durability and corrosion resistance. The compression nut is made of nickel-plated brass or stainless steel to prevent rust and corrosion.

The next step is machining. The fitting body and compression nut are machined using high-precision machines to ensure accurate dimensions and smooth surfaces. The threads on the compression nut are carefully cut to ensure a tight and secure connection with the PEX pipe.

After machining, the fitting body and compression nut are cleaned to remove any impurities or debris. The fitting body and compression nut are then assembled and tested for leaks. The assembly is pressurized with water or air to detect any leaks. Any defects or leaks are detected and corrected at this stage.
The final step in the manufacturing process is packaging. The PEX compression fittings are typically packed in plastic bags or boxes to protect them from damage and contamination during shipping and storage.

Quality control is critical in the manufacturing process of PEX compression fittings. The fittings undergo several quality control tests to ensure that they meet the required standards. The tests include:

1. Dimensional Inspection: The fittings are measured for accuracy and precision. The dimensions are checked against the specifications to ensure that they meet the required standards.
2. Surface Inspection: The fittings are inspected for surface finish and cleanliness. Any imperfections or impurities are detected and corrected.
3. Pressure Testing: The fittings are pressurized to the required level to test for leaks. This test ensures that the fittings can withstand the pressure requirements of the plumbing system.
4. Torque Testing: The fittings are tested for torque to ensure that they can withstand the required tightening torque without stripping or cracking.
5. Endurance Testing: The fittings are subjected to repeated cycles of high pressure and temperature to test their durability and performance.
PEX compression fittings are easy to install and require no special tools, but the quality of these fittings is critical to the overall performance of the plumbing system. The manufacturing process and quality control of these fittings ensure that they meet the required standards and provide reliable and leak-free connections.