PPH Valves – Ball Valve, Butterfly Valve & Strainer

PPH Valves are designed for industrial thermoplastic piping systems where corrosion resistance, reliable flow control, pipeline isolation and filtration are required. Manufactured from β-PPH, these valves are developed for demanding chemical and industrial piping applications involving corrosive liquids, wastewater and other process media.

The PPH Valves product range combines four commonly used industrial valve configurations into one product series: PPH True Union Ball Valve (Socket Fusion), PPH Strainer (Socket Fusion), PPH Butterfly Valve and PPH Flanged Ball Valve. Each valve configuration is designed for a specific piping function, connection method and operating condition, allowing engineers and industrial buyers to select the appropriate valve according to pipeline diameter, pressure rating, connection requirements and application conditions.

The range covers nominal sizes from DN15 to DN300 for the standard configurations, while the PPH Flanged Ball Valve can be expanded up to DN350. Different pressure ratings, sealing materials and operating methods are available according to the valve type.

PPH Valve Product Range

1. PPH True Union Ball Valve (Socket Fusion)

The PPH True Union Ball Valve is designed for socket-fusion thermoplastic piping systems and provides a practical solution for frequent pipeline opening and shut-off operations. The valve uses a full-bore ball structure to provide a direct flow passage while maintaining a compact industrial configuration.

Its true union dismountable design allows the valve to be removed from the piping system for inspection, cleaning or maintenance without cutting the pipe. This feature is particularly useful in industrial systems where regular valve maintenance or replacement may be required.

The valve body is manufactured from β-PPH and uses PTFE sealing material. Manual handle operation is standard, while electric or pneumatic actuators can be used as optional operating configurations.

The standard nominal size range is DN15 to DN100, corresponding to OD20 to OD110mm, with PN10 and PN16 pressure ratings. The working temperature range is -10℃ to 95℃.

Typical applications include corrosive liquid pipelines, chemical process systems and socket-fusion piping systems requiring frequent on-off control.

2. PPH Strainer (Socket Fusion)

The PPH Strainer is designed for socket-fusion connection in industrial thermoplastic piping systems. Its primary function is to intercept solid particles, sediment and other impurities in the process medium before they reach downstream equipment.

The strainer uses a Y-type integrated structure with a removable stainless steel filter screen. The screen can be removed for cleaning and replacement, while custom mesh configurations are available according to filtration requirements.

The valve body is manufactured from β-PPH and is rated at PN16. The nominal size range is DN15 to DN100, corresponding to OD20 to OD110mm. The working temperature range is -10℃ to 95℃.

The PPH Strainer is particularly suitable for acid-base wastewater pipelines and industrial systems where pumps, meters, valves and other downstream components need protection from suspended particles and impurities.

By installing the strainer upstream of sensitive equipment, the piping system can incorporate an in-line filtration point while maintaining a compatible PPH thermoplastic connection system.

3. PPH Butterfly Valve

The PPH Butterfly Valve is designed for flow regulation and pipeline shut-off in larger-diameter industrial piping systems. It features a compact structure that helps reduce installation space requirements while providing practical operation for industrial process pipelines.

The valve is available in wafer-type and lug-type installation configurations. The body is manufactured from β-PPH and uses EPDM sealing material. Operating configurations include manual lever and gear-wheel operation, with pneumatic and electric actuators available as optional configurations.

The standard nominal size range is DN50 to DN300, corresponding to OD63 to OD315mm, with a PN10 pressure rating. The working temperature range is -10℃ to 90℃.

The valve provides bi-directional sealing performance and is suitable for large-diameter circulating water pipelines, chemical drainage systems and industrial wastewater pipelines where flow regulation and shut-off are required.

Its compact structure makes the butterfly valve suitable for applications where installation space, pipeline accessibility and operational efficiency are important considerations.

4. PPH Flanged Ball Valve

The PPH Flanged Ball Valve is designed for industrial piping systems requiring a standard flanged connection. It provides a convenient solution for connecting thermoplastic pipelines with compatible equipment, main pipelines and other flanged components.

The valve uses a full-bore ball core and a bolt-on flange connection for equipment and main pipe docking. The body is manufactured using thickened β-PPH injection molding, with PTFE sealing material for the valve sealing system.

The nominal size range is DN15 to DN100, with configurations expandable up to DN350. PN10 and PN16 pressure ratings are available. The valve is operated by a manual handle and features a high platform suitable for actuator mounting.

The working temperature range is -10℃ to 95℃.

The PPH Flanged Ball Valve is designed for heavy-duty, continuous-running industrial main pipelines transporting corrosive media. Its flanged configuration makes it suitable for industrial equipment connections and larger process piping systems where a bolted connection is required.

Technical Specifications

Connection Methods

The PPH Valves range includes socket fusion and flanged connection configurations according to the valve design.

Socket fusion connections are used for the PPH True Union Ball Valve and PPH Strainer. These valves are designed for compatible PPH thermoplastic piping systems and provide a welded connection between the valve and pipeline.

The PPH Flanged Ball Valve uses a standard flanged connection for equipment and main pipeline docking. This configuration is suitable for industrial piping systems where bolted flange connections are required.

The PPH Butterfly Valve is available in wafer-type and lug-type installation configurations, providing flexibility for larger-diameter industrial pipeline layouts.

Valve Materials

The valve bodies in this product range are manufactured from β-PPH. The material configuration is suitable for industrial thermoplastic piping systems where resistance to corrosive process media is required.

Sealing materials vary according to valve type. PTFE is used for the PPH True Union Ball Valve and PPH Flanged Ball Valve, while EPDM is used for the PPH Butterfly Valve. The PPH Strainer incorporates a removable stainless steel filter screen.

The material and sealing configuration should be selected according to the actual process medium, operating temperature and engineering requirements.

Industrial Applications

PPH Valves are designed for a variety of industrial piping applications, particularly systems involving corrosive liquids, chemical drainage, wastewater and process fluids.

Typical applications include:

• Chemical processing plants
• Chemical production facilities
• Acid and alkali wastewater pipelines
• Industrial wastewater treatment
• Chemical drainage systems
• Industrial circulating water systems
• Corrosive-medium transportation
• Chemical storage and transfer systems
• Industrial process piping
• Equipment connection and pipeline isolation
• Large-diameter industrial main pipelines
• Thermoplastic piping systems

The combination of PPH valve bodies, compatible sealing materials and different connection configurations allows these valves to be incorporated into a broad range of industrial piping systems.

Flow Control, Isolation and Filtration

The four valve configurations provide different functions within industrial piping networks.

The PPH True Union Ball Valve is designed primarily for frequent on-off control and pipeline isolation while allowing convenient disassembly through its true union design.

The PPH Strainer provides an in-line filtration function and helps protect downstream pumps, meters and valves from solid particles, sediment and impurities.

The PPH Butterfly Valve provides flow regulation and shut-off for larger-diameter pipelines while maintaining a compact installation structure.

The PPH Flanged Ball Valve provides pipeline isolation through a full-bore ball structure and a standard flanged connection suitable for equipment and main pipeline docking.

Together, these four configurations cover important flow-control, isolation and filtration requirements in industrial PPH piping systems.

Operating Temperature and Pressure

The applicable pressure rating and working temperature depend on the specific valve configuration.

The PPH True Union Ball Valve is available in PN10 and PN16 configurations with a working temperature range of -10℃ to 95℃.

The PPH Strainer is rated PN16 with a working temperature range of -10℃ to 95℃.

The PPH Butterfly Valve is rated PN10 with a working temperature range of -10℃ to 90℃.

The PPH Flanged Ball Valve is available in PN10 and PN16 configurations with a working temperature range of -10℃ to 95℃.

Actual operating conditions should be evaluated according to the specific process medium, pressure, temperature and piping system requirements.

PPH Valves for Industrial Piping Systems

The PPH Valves product range provides a coordinated selection of ball valves, strainers and butterfly valves for industrial thermoplastic piping applications. By combining four valve configurations into one product series, engineers and industrial buyers can select the required valve according to pipeline diameter, connection method, pressure rating, sealing material and operating function.

For smaller socket-fusion pipelines, the PPH True Union Ball Valve and PPH Strainer provide practical solutions for pipeline isolation and filtration. For larger-diameter systems, the PPH Butterfly Valve provides flow regulation and shut-off, while the PPH Flanged Ball Valve provides a flanged full-bore isolation solution for industrial main pipelines and equipment connections.

Each valve configuration is available according to its defined technical range, allowing the complete PPH valve series to support different industrial piping requirements without compromising the importance of matching the valve specification to the actual system conditions.

Product Selection Information

When requesting PPH valves for an industrial project, the required valve type, nominal size, pressure rating, connection method, operating temperature, process medium and quantity should be specified.

For the PPH True Union Ball Valve and PPH Strainer, the required socket-fusion pipe size should be confirmed. For the PPH Butterfly Valve, the required nominal size and wafer or lug installation configuration should be confirmed. For the PPH Flanged Ball Valve, the required nominal size and flange connection requirements should be confirmed.

This information allows the correct PPH valve configuration to be matched to the industrial piping system.

Request a Quote

For PPH Valves used in chemical processing, industrial piping, wastewater treatment and corrosive-medium transportation systems, provide the required valve type, nominal size, pressure rating, connection method, operating conditions and quantity.

The appropriate PPH valve configuration and technical specification can then be confirmed according to the project requirements.