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Welding Machine

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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 . Company located in Xiaoshan District, Hangzhou city, Close to Shanghai, Ningbo and Yiwu port. Wholesale Welding Machine Suppliers and Company in China. Benefit from premium quality, company achieved rapid development. Our distribution network through out China and many long-term cooperation relationship partners in overseas market such as Southeast Asia, Africa, Middle East, Europe, South America and so on.

The company processes complete detection methods by veteran QC team to ensure the quality from raw material to finished product. 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 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
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Industry knowledge

Can Welding Machine be used in both residential and commercial geothermal systems?

Welding machines can be used in both residential and commercial geothermal systems, especially when working with High-Density Polyethylene (HDPE) pipes and fittings commonly used in these systems.
Welding is a common method of joining HDPE pipes in geothermal ground loop systems. There are two primary types of HDPE pipe welding methods used in geothermal applications:
Butt Fusion Welding: Butt fusion welding is a widely used method for joining HDPE pipes in geothermal systems. It involves heating the ends of two HDPE pipes to a specific temperature and then pressing them together. As the heated ends fuse, they create a strong, continuous joint without the need for additional materials. This welding technique ensures a leak-free connection and is suitable for both residential and commercial geothermal installations.
Electrofusion Welding: Electrofusion welding is another method used to join HDPE pipes in geothermal systems. It involves using specialized fittings with built-in heating elements. The fitting is placed between the two pipes to be joined, and an electric current is applied, which heats the fitting and the pipe ends. The molten material from the pipe and fitting fuses together, creating a reliable and secure joint.
Both butt fusion and electrofusion welding techniques can be used in residential and commercial geothermal applications. The choice of welding method may depend on factors such as pipe diameter, site conditions, and project specifications.

Do Welding Machine require any specialized maintenance?
Yes, welding machines used for HDPE pipe fusion in geothermal systems do require specialized maintenance to ensure their proper functioning and safety. Regular maintenance helps keep the welding equipment in optimal condition and extends its lifespan. Here are some key maintenance considerations for welding machines:
Cleaning: Regularly clean the welding machine's exterior to remove dirt, dust, and debris that may accumulate during operation. Cleaning prevents potential damage to internal components and maintains the machine's overall efficiency.
Calibration: Periodically calibrate the welding machine to ensure that it is delivering accurate and consistent heating temperatures. Proper calibration is essential for achieving reliable and strong fusion joints.
Inspection: Conduct routine inspections of the welding machine's components, such as heating elements, clamps, and pressure systems. Check for signs of wear, damage, or misalignment that may affect the quality of the fusion process.
Lubrication: Some welding machines have moving parts or components that may require lubrication to prevent friction and maintain smooth operation. Follow the manufacturer's guidelines regarding lubrication frequency and type.
Electrical Components: Inspect electrical connections, wires, and controls regularly. Ensure that all electrical components are in good condition and that there are no loose or damaged wires that could pose a safety risk.
Cooling System: If the welding machine has a built-in cooling system, verify that it is functioning correctly. A well-maintained cooling system helps prevent overheating during prolonged use.
Filter Maintenance: If the welding machine is equipped with air filters, clean or replace them as recommended by the manufacturer. Proper filtration prevents dust and debris from entering the machine's internal components.
Preventive Maintenance Schedule: Create a preventive maintenance schedule to carry out routine inspections and servicing. Regularly monitor the welding machine's performance and address any issues promptly.