UPVC Union Ball Valve
UPVC Union Ball Valves stand as a testament to innovation and efficiency in water fluid control systems. These valves are precision and versatility play a crucial role in various industries, from HVAC to manufacturing and chemical processing.
The UPVC Union Ball Valve is a versatile and high-performance valve designed for reliable on/off control in piping systems. These valves offered excellent chemical and corrosion resistance, which made them suitable for a wide range of industrial, chemical, and water treatment applications. The UPVC Union Ball Valve design allows for easy removal, maintenance, or replacement of the valve without disturbing the pipeline. Its smooth quarter-turn operation ensured the quick and efficient shut-off with minimal pressure drop.
- Chemical Resistance
- Low Maintenance Requirement
- Low Thermal Conductivity
- Long Service Life
- Easy Installation
- Corrosion Resistance
UPVC Union Ball Valve Details
B – Overall Body Height
C – Overall Width / Overall Length (Top Projection)
C1 – Reduced / Inner Width (Top Step Width)
D – Outside Diameter of Flange
E – Flange Thickness
L – End Length (Socket/Thread Side Length)
Z – Centre Section Length
H – Overall Length (End to End)
| Nominal Pipe Size (NPS) | Outside Diam. (D) | No. of Holes | Diam. of Holes | Bolt Circle (BC) | Weight (lb) |
| 1/2″ | 3.50 | 4 | 0.62 | 2.38 | 2.55 |
| 3/4″ | 3.88 | 4 | 0.62 | 2.75 | 3.10 |
| 1″ | 4.25 | 4 | 0.62 | 3.12 | 4.11 |
| 1 1/4″ | 4.62 | 4 | 0.62 | 3.50 | 7.71 |
| 1 1/2″ | 5.00 | 4 | 0.62 | 3.88 | 9.07 |
| 2″ | 6.00 | 4 | 0.75 | 4.75 | 11.00 |
| Parameter | Specification / Property |
| Valve Type | Union Ball Valve (Single / Double / True Union) |
| Body & Ball Material | UPVC (Unplasticized Polyvinyl Chloride) |
| Seat Material | PTFE (Teflon) |
| Seal / O-Ring Material | EPDM / FKM (Viton) |
| End Connection | Union Ends (Socket / Threaded / Flanged) |
| Operation Type | Manual Lever (Quarter-turn) / Optional Actuated |
| Design | Full Bore (Low pressure loss) |
| Size Range | DN15 – DN110 (½” – 4”) |
| Pressure Rating | PN10 (10 bar) / Up to PN16 for smaller sizes |
| Temperature Range | 0°C to 60°C |
| Flow Type | Bi-directional |
| Mounting Standard | ISO 5211 (Optional for actuator) |
| Density | ~1.38 – 1.45 g/cm³ |
| Corrosion Resistance | Excellent (acids, alkalis, and salts) |
| Mechanical Strength | High tensile strength and rigidity |
| Thermal Conductivity | Low (Self-insulating) |
| Surface Finish | Smooth internal bore (minimal friction/scaling) |
| Weight | Lightweight for easy handling and installation |
| Standards | ASTM, DIN, ISO compliant |
| Applications | Water treatment, chemical processing, irrigation, plumbing |
True Union Design: Allows quick installation and removal without cutting the pipeline.
Corrosion and Chemical Resistance: Suitable for aggressive media and harsh environments.
Quarter-Turn Operation: Provides fast and reliable shut-off and flow control.
Leak-Proof Sealing: Precision-molded seats and O-rings ensure secure sealing under pressure.
Durable Construction: High-impact UPVC body and ball offer long service life.
Low Maintenance: Simple design with minimal moving parts requires little upkeep.
Multiple End Connections: Available in socket, threaded, or flanged ends to suit different piping systems.
| Valve Size (Nominal) | Nominal Rating | Approx. Max Pressure @ 20 °C | Standard / Notes |
| DN15 / ½″ | PN16 | ~16 bar (≈ 232 psi) | Smaller sizes often PN16 |
| DN20 / ¾″ | PN16 | ~16 bar | Typical union ball valves |
| DN25 / 1″ | PN16 | ~16 bar | Often rated PN16 |
| DN32 / 1¼″ | PN16 / PN10 | 16 bar / 10 bar | Larger sizes may be derated to PN10 |
| DN40 / 1½″ | PN16 / PN10 | 16 bar / 10 bar | Rating depends on design |
| DN50 / 2″ | PN16 / PN10 | 16 bar / 10 bar | Many datasheets show PN16 up to 2″ |
| DN65 / 2½″ | PN10 | ~10 bar (≈ 145 psi) | Larger ends generally PN10 |
| DN80 / 3″ | PN10 | ~10 bar | Typical for DN65+ |
| DN100 / 4″ | PN10 | ~10 bar | Often PN10 for larger sizes |
Custom Product Manufacturing Available
If you are searching for customized product designs that meet your requirements, don’t worry. Petron Thermoplast also offers custom product manufacturing services to meet the unique needs of various industries. Work with our expert engineers to create custom designs suited for your application.
Benefits of Using UPVC Union Ball Valve
1. Corrosion Resistance
- UPVC (Unplasticized Polyvinyl Chloride) is highly resistant to chemical corrosion, including acids, alkalis, and salts.
- Ideal for water treatment, chemical processing, and industrial piping where metals might rust or corrode.
2. Easy Installation & Maintenance
- Union design allows the valve to be removed from the pipeline without cutting or dismantling the piping.
- Facilitates quick maintenance, inspection, or replacement, saving time and labor costs.
- Threaded or socket connections simplify installation in tight spaces.
3. Lightweight
- UPVC valves are significantly lighter than metal valves.
- Reduces structural support requirements and is easier for manual handling, especially in large-diameter pipelines.
4. Cost-Effective
- Material and manufacturing costs are lower.
- Lower maintenance cost due to corrosion resistance and durability.
5. Leak-Free Operation
- The ball mechanism provides a tight shut-off, minimizing leakage.
- Union design ensures that connections remain easy to seal and adjust if needed.
6. Smooth Flow & Low Pressure Drop
- The full-bore ball design ensures minimal turbulence, reducing pressure drop.
- Ideal for pipelines requiring efficient fluid flow.
7. Versatile Applications
- Suitable for water supply, irrigation, chemical liquids, and some industrial fluids.
- Can handle a wide range of pH environments, though temperature limits must be considered (usually up to 60 °C for UPVC).
8. Durable & Long Life
- UV and chemical-resistant materials reduce degradation from sunlight or environmental exposure.
- Can last 10–20 years under normal operating conditions.
9. Smooth Operation
- The ball valve provides quick quarter-turn operation.
- Requires less torque compared to gate or globe valves.
10. Safety & Non-Toxic
- UPVC is non-toxic and safe for potable water applications.
- Does not leach harmful chemicals, making it suitable for drinking water systems.
Types of UPVC Union Ball Valve
1. Based on End Connections
- Socket Union Ball Valve (Solvent Weld Type)
- Pipes are glued (solvent-welded) into the valve ends.
- Permanent, leak-proof if properly glued.
- PVC piping systems in water and chemical applications.
- Threaded Union Ball Valve (Female/Male Threaded)
- Screws onto the pipe with threaded ends.
- Easy to dismantle and maintain; available in BSP or NPT threads.
- Systems requiring frequent maintenance or replacement.
- Flanged Union Ball Valve
- Bolted flanges on both ends.
- Can handle larger diameters and higher pressure; easy to remove.
- Industrial applications, especially for larger pipelines.
3. Based on Pressure Rating
- PN10 UPVC Ball Valve – Suitable for up to 10 bar pressure.
- PN16 UPVC Ball Valve – Suitable for up to 16 bar pressure.
- PN20 or Higher – For specialized applications requiring higher pressure
2. Based on Union Ball Valve Type
- Standard Ball Valve
- Regular spherical ball with a hole through it; 90° turn to open/close.
- General on/off control.
- Full Bore / Full Port Ball Valve
- Ball diameter equals pipe diameter; minimal pressure drop.
- Applications where unrestricted flow is important, like pumps or filtration systems.
- Reduced Bore Ball Valve
- Ball diameter smaller than pipe diameter; slight pressure drop.
- Less expensive, adequate for many general water flow systems.
4. Based on Union Ball Valve Type
- Manual UPVC Union Ball Valve
- Turned with a lever handle.
- Simple on/off control in household, irrigation, or chemical pipelines.
- Electric Actuated UPVC Union Ball Valve
- Uses an electric actuator for automatic control.
- Remote operation in industrial or automated systems.
- Pneumatic Actuated UPVC Union Ball Valve
- Operated using compressed air.
- Fast and automated control in industrial chemical systems.
Why Choose Petron Thermoplast?
With so many options on the market, why should you trust Petron Thermoplast for your UPVC Union Ball Valve needs? The answer lies in our commitment to quality, service, and understanding your unique challenges.
High-Quality Manufacturing
Our valves are produced to meet the highest industry standards, ensuring they deliver unmatched durability, reliability, and performance.
Competitive Pricing
We offer premium-quality products at affordable prices, providing excellent value for your investment.
Customer-Centric Service
Our team is dedicated to providing solutions that meet your specific needs, backed by responsive and knowledgeable support.
Global Reach
As a leading supplier and exporter, we ensure reliable delivery and service to clients worldwide, supporting a wide range of industries with our premium valve solutions.
