| Customization: | Available |
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| Media: | Water |
| Temperature: | Ordinary Temperature |
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Product Overview
Introducing our top-tier industrial-grade stainless steel threaded check valve, a cutting-edge solution engineered for superior performance in liquid and gas pipeline systems. Crafted from premium-grade stainless steel, this valve stands out with its exceptional resistance to corrosion, impressive high-pressure endurance, and outstanding thermal stability. It is particularly suited for the most challenging applications across sectors such as chemical processing, petroleum operations, water treatment, and HVAC systems. This valve guarantees unidirectional flow, safeguarding critical equipment from potential backflow damage and ensuring operational integrity.
Construction & Design
1. Materials
- Body/Bonnet: Crafted with robust 304/316 stainless steel, offering unmatched corrosion resistance and longevity.
- Disc: Choose between stainless steel or a fortified engineering polymer (POM) for enhanced durability and resilience.
- Seals: Available in EPDM, NBR, or FKM, each tailored for optimal compatibility with various media.
- Connection: Features a reliable threaded connection (G/NPT/BSP standards) for firm and secure installation.
2. Key Features
- Spring-assisted closure: Present in select models to ensure quick response and mitigate water hammer effects.
- Low-pressure drop: An expertly optimized flow path design significantly reduces system resistance, promoting efficiency.
- Compact footprint: Engineered for space efficiency, perfect for installations with spatial constraints.
- Maintenance-free operation: Designed with a self-actuating mechanism that requires no external control, ensuring hassle-free operation.
Operating Principle
The valve functions based on differential pressure. Fluid pressure elevates the disc, permitting forward flow, while reverse flow instinctively closes the disc using gravity, spring force, or backpressure, effectively preventing any backflow.
Technical Specifications
- Media Compatibility: Efficiently handles water, oils, steam, gases, and mildly corrosive fluids.
- Pressure Rating: Ranges from 0.6-4.0 MPa, with options for even higher ratings available to suit diverse needs.
- Temperature Range: Operates seamlessly from -20°C to 180°C, subject to seal material.
- Connection Sizes: Available in DN15-DN100 (½"-4"), with custom sizes available upon request, catering to unique specifications.
- Cracking Pressure: Adjustable from 0.05-0.1 MPa in models with spring assistance, providing adaptability.
Typical Applications
-Petrochemical: Ideal for pipeline transport and securing tank inlets/outlets.
-Water Treatment: Essential for pump discharges, filtration systems, and efficient desalination processes.
-HVAC: Perfect for regulating boiler feedwater and managing cooling circuits effectively.
-Food/Pharma: Suitable for sanitary pipelines with GMP-compliant versions available.
-Industrial Machinery: Reliable performance for compressors, hydraulic systems, and fire protection measures.
Product Advantages
1. Superior Reliability: Designed with corrosion-resistant construction, ensuring leak-free and dependable performance in demanding environments.
2. Reduced Maintenance: The self-operating design greatly minimizes service requirements, offering convenience and cost-effectiveness.
3. Broad Compatibility: Versatile compatibility with a wide range of media and piping standards, making it a universal choice.
4. System Protection: Spring-assisted models effectively mitigate hydraulic shock, enhancing system safety and longevity.
Installation & Maintenance
-Orientation: Ensure installation aligns the flow arrow with the media direction for optimal performance.
-Maintenance: Recommend periodic inspection of disc movement and seal integrity to maintain peak performance.
| Working pressure | PN16 |
| Suitable medium | Water, gas, air and some corrosive liquid |
| Investment | Casting body and cap |
| Delivery time | Usual 15 days |
| Shipping port | NingBo,YiWu |
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