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VSJOCO
This PPH butt welding union features a modular, assembling design that enables quick disassembly and reassembly of piping segments without cutting or reworking the pipe, making it an essential component for industrial piping systems that require regular maintenance, inspection, or equipment replacement. It is tailored to meet the needs of industrial engineering contractors, piping system integrators, and industrial facility maintenance teams.
The core advantage of our PPH socket welding union is its detachable union structure, which eliminates the need for pipe cutting or re-welding during system maintenance, equipment replacement, or pipeline cleaning. This drastically reduces maintenance time, labor costs, and system downtime, delivering significant total cost savings for industrial facilities.
This PPH union supports both butt welding and socket welding connection methods, with a full size range from DN15 to DN100, ensuring compatibility with nearly all standard PPH piping system specifications. It offers maximum flexibility for new system installations and existing pipeline retrofits.
Crafted from high-grade homopolymeric polypropylene (PPH), our welding union delivers excellent chemical resistance, high impact strength, and stable long-term hydraulic performance, maintaining sealing integrity even under fluctuating pressure and temperature conditions.
Parameter | Specification |
|---|---|
Metric Size Range | DN15, DN20, DN25, DN32, DN40, DN50, DN63, DN75, DN80, DN100 |
Core Material | High-Grade Homopolymeric Polypropylene (PPH) |
Supported Connection Types | Butt Welding / Socket Welding |
Brand | VSJOCO |
Continuous Working Temperature Range | -10℃ to +95℃ |
Impact Strength (23℃) | ≥45 KJ/m² |
Sealing Structure | Precision Compression Seal |
Compliance | Global industrial plastic piping standards |
For optimal performance of our PPH butt welding union, follow these standardized installation guidelines:
Pre-Installation Preparation: Cut the PPH pipe to the required length, create a clean, square, burr-free end face, and fully disassemble the union components to avoid heat damage during welding.
Welding Process: Weld the union’s end connectors to the corresponding pipe ends using the recommended welding parameters: 210℃±10℃ for butt welding, 195℃ to 205℃ for socket welding. Allow the welded joints to cool completely before reassembly.
Union Assembly: Reinstall the sealing gasket, align the two end connectors, and tighten the union nut evenly to the recommended torque, ensuring uniform compression of the seal to prevent leakage.
Perform a hydrostatic pressure test after full assembly to confirm sealing integrity.
Our PPH union is widely used in industrial sectors including chemical processing, industrial wastewater treatment, food and beverage manufacturing, HVAC fluid transfer, and municipal water systems. It is the preferred solution for piping segments that require regular disassembly, including valve connections, equipment inlet/outlet ports, filter housings, and inspection points in industrial piping networks.
We offer comprehensive customization options for our PPH union, including custom sealing gasket materials for specialized media, custom size adjustments, and project-specific packaging solutions. For industrial bulk procurement, we provide competitive tiered pricing, dedicated account management, and flexible lead times to support large-scale engineering projects and ongoing facility maintenance programs.
Our PPH butt welding union supports both butt welding and socket welding connection methods, compatible with standard PPH piping systems.
We offer a full metric size range from DN15 to DN100, covering nearly all common industrial PPH piping specifications.
Yes, its core design enables repeated disassembly and reassembly without damaging the pipe or welded joints, drastically simplifying pipeline maintenance and equipment replacement.
Ready to source high-performance PPH union for your industrial piping project? Contact our dedicated technical sales team today to receive a custom quote tailored to your size, connection type, quantity, and customization requirements. We offer free technical consultation, fast response times, and global shipping support for industrial partners worldwide.
