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Apr 08, 2026
Ball valves were invented in the 1950s. With the rapid development of science and technology and continuous improvements in production processes and product structures, they have q
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Apr 07, 2026
Main materials of hot melt pipe fittings
The main materials are polyethylene (PE) or polypropylene (PP). These two plastics possess excellent corrosion resistance, pressure resistance, and high-temperature resistance, mee
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Apr 06, 2026
Electrofusion fittings segmented welding techniques
Segmented welding of electrofusion fittings is like assembling building blocks; proper segmentation ensures a stronger weld. It is recommended to divide the fitting into 2-3 equal-
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Apr 05, 2026
Core advantages of electrofusion fittings
Electrofusion welding allows the fitting and pipe to fuse at the molecular level, resulting in a joint strength close to that of the pipe itself, making it less prone to cracking o
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Apr 04, 2026
Can electrofusion fittings be re-heat-fused?
Electrofusion fittings are specialized accessories that connect pipes using an internal heating wire. Their working principle is that during the initial fusion, the heating wire is
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Apr 03, 2026
Inspection methods for electrofusion fittings
Elongation at break is one of the indicators of good pipe flexibility. Measuring the elongation at break confirms that the pipe retains the properties of the raw materials, ensurin
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Apr 02, 2026
Precautions for electrofusion fittings
Input a power supply matching the requirements of the electrofusion welding machine. The farther the power supply is from the machine, the larger the wire diameter should be to avo
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Apr 01, 2026
Features of electrofusion fittings
In the sales and application of polyethylene (PE) piping systems, approximately 15% to 20% of sales revenue comes from pipe fittings. PE piping system fittings are mainly divided i
