close
Choose Your Site
Global
Social Media
 |
| Quantity: | |
|---|---|
HR77
NIPO
As a premier manufacturer and trusted supplier of industrial flow control solutions, we introduce the Wafer-Style Tilting Disc Non-Return Valve featuring a state-of-the-art retainerless design. Engineered for critical infrastructure and demanding pipeline networks, this valve delivers uncompromising backflow prevention while optimizing installation space. By sourcing directly from a specialized manufacturer, facility operators gain access to superior engineering that prioritizes safety, longevity, and operational efficiency.
Compact wafer-style footprint for streamlined pipeline integration.
Innovative retainerless body eliminating external leak paths.
Rapid, non-slamming tilting disc mechanism to prevent system shock.
Extensive material selection catering to highly aggressive media.
A tilting disc check valve is a highly engineered type of check valve that uses a meticulously balanced, hinged disc to allow fluid flow in one direction while instantaneously preventing backflow in the opposite direction. When the fluid dynamics shift, the precision-machined disc tilts smoothly to close the valve. This action is accompanied by a subtle, reassuring metallic engagement that signifies an absolute seal, allowing for efficient and rapid flow control without the destructive shock of water hammer. The cold, robust touch of the heavy-duty cast steel or stainless steel body reflects its premium industrial-grade craftsmanship, specifically forged to withstand immense pipeline pressures and harsh environmental conditions.
These valves are commonly utilized in applications where backflow prevention is absolutely critical. You will find them silently safeguarding municipal water and wastewater systems, high-pressure oil and gas pipelines, and aggressive chemical industrial processes. The smooth, unblemished exterior of the retainerless architecture not only looks streamlined but physically removes potential leak points, providing facility managers with profound peace of mind. They are available in various premium materials, precise sizes, and robust pressure ratings to perfectly suit different demanding applications, ensuring that every drop of fluid is directed exactly where it needs to go.
Part Name | Carbon Steel (GB / ASTM) | Low Temp Steel (GB / ASTM) | Stainless Steel (GB / ASTM) |
|---|---|---|---|
Body | WCB / A216-WCB | LCB, LCC / A352-LCB, A352-LCC | CF8, CF8M / A351-CF8, A351-CF8M |
Disc | WCB / A216-WCB | LCB, LCC / A352-LCB, A352-LCC | CF8, CF8M / A351-CF8, A351-CF8M |
Guiding part | WCB / A216-WCB | LCB, LCC / A352-LCB, A352-LCC | CF8, CF8M / A351-CF8, A351-CF8M |
Sleeve | 12Cr18Ni9, SS304 | 12Cr18Ni9, 00Cr17Ni12Mo2, SS304 | 12Cr18Ni9, 00Cr17Ni12Mo2, SS304, SS316 |
Spring | SS304, SS316, Inconel X-750 | ||
Size Range | 2" - 60" (DN50 - DN1500) |
Pressure Rating | Class 150 - Class 2500 / PN16 - PN100 |
Temperature Range | -196℃ ~ 550℃ |
Design Standards | API 594, ASME B16.34, API 6D |
Test Standard | API 598 |
Applications | Water and wastewater systems, oil and gas pipelines, industrial processes |
Upgrading your pipeline infrastructure requires components that deliver measurable improvements in safety and efficiency. Our Wafer-Style Tilting Disc Non-Return Valve is meticulously engineered to resolve common fluid control bottlenecks, offering a seamless blend of mechanical durability and hydrodynamic excellence. By integrating this valve into your systems, you actively reduce maintenance downtime and protect downstream equipment from catastrophic failures.
Space-Saving Architecture: The ultra-compact wafer profile drastically reduces the face-to-face dimension, saving valuable installation space and minimizing the need for extensive piping modifications.
Weight Reduction: Compared to traditional flanged swing check valves, this design significantly lowers the overall weight, reducing structural stress on pipeline supports and lowering transportation costs.
Rapid Response Mechanics: The precisely angled seating and optimized center of gravity allow the disc to react to flow reversals in fractions of a second.
Maintenance-Friendly: Designed with fewer moving parts and premium wear-resistant materials, ensuring that internal components remain functional over millions of cycles without requiring constant lubrication or adjustment.
Versatile Orientation: Capable of being installed in both horizontal and vertical (upward flow) pipelines, providing ultimate flexibility for complex engineering layouts.
When dealing with high-pressure systems or toxic media, external leakage is a critical concern for procurement engineers and facility safety officers. We address this directly through our advanced retainerless design. By completely eliminating hinge pin penetration through the valve body, we have eradicated the most common source of fugitive emissions found in standard check valves.
Zero Fugitive Emissions: A solid, unpierced body shell ensures that hazardous or valuable fluids remain strictly contained within the pipeline.
Blow-Out Proof Integrity: The internal hinge mechanism is inherently blow-out proof, safeguarding personnel and the environment during unexpected pressure spikes.
Environmental Compliance: Exceeds stringent environmental regulations, making it the ideal choice for chemical processing and volatile oil and gas applications.
The destructive force of water hammer can rupture pipes, destroy expensive pumps, and cause catastrophic system failures. Our tilting disc mechanism is specifically engineered to neutralize this threat. The disc pivots on an offset hinge, meaning a shorter travel distance from fully open to fully closed.
Non-Slamming Operation: Aided by a high-performance Inconel X-750 spring, the disc closes silently before the reverse flow can reach maximum velocity.
Kinetic Energy Absorption: The specialized geometry absorbs the kinetic shock of reversing fluids, protecting your entire infrastructure.
Acoustic Comfort: Eliminates the loud, jarring metallic bangs associated with traditional swing check valves, contributing to a safer and quieter industrial working environment.
For large-scale engineering projects and continuous operational facilities, energy consumption is a massive line item. Every pressure drop across a valve forces pumps to work harder, consuming more electricity. Our wafer-style tilting disc valve features an aerodynamically contoured internal profile.
Low Head Loss: The streamlined disc and flow path present minimal resistance to the fluid, maintaining optimal line pressure.
Energy Savings: Reduced flow resistance directly translates to lower power consumption for your pumping stations over the lifespan of the facility.
Material Cost Efficiency: The flangeless wafer design requires fewer bolts, nuts, and gaskets during installation, driving down initial procurement and construction costs.
A non-return valve is only as good as its seal. We utilize a highly precise conical seating design that leverages the line pressure to force the disc tightly against the seat. Whether you require metal-to-metal seating for abrasive media or soft seating for absolute bubble-tight shutoff, the performance remains flawless.
Zero Leakage Guarantee: Precision lapping of the seating surfaces ensures a tight, impenetrable barrier against backflow.
Anti-Galling Sleeves: Internal guiding parts are equipped with premium SS316 or 12Cr18Ni9 sleeves, drastically reducing mechanical friction.
Extended Service Life: The reduction in mechanical wear means the valve maintains its sealing integrity through countless open-close cycles, minimizing costly system shutdowns.
Industrial processes rarely operate in gentle conditions. From the freezing depths of cryogenic liquefied natural gas (LNG) processing to the blistering heat of superheated steam lines, the materials must perform without compromise. As a dedicated manufacturer, we boast a robust supply chain capable of providing the exact metallurgical makeup your project demands.
Cryogenic Readiness: Low-temperature carbon steels (LCB, LCC) maintain structural ductility down to -196℃, preventing brittle fractures.
High-Heat Endurance: Premium stainless steels (CF8M) and specialized alloys ensure dimensional stability and corrosion resistance in temperatures soaring up to 550℃.
Corrosion Immunity: Options for highly aggressive acidic or alkaline environments ensure the internal mechanisms do not degrade over time.
Trust is built on verification. For multinational engineering firms and global procurement teams, adherence to recognized international standards is non-negotiable. Every valve that leaves our manufacturing facility is a testament to rigorous quality assurance and precise engineering tolerances.
Design Compliance: Strictly manufactured in accordance with API 594 and ASME B16.34, ensuring perfect dimensional accuracy and structural integrity.
Global Interchangeability: Standardized face-to-face dimensions mean our valves can seamlessly replace existing infrastructure without pipe modifications.
Flawless Testing: 100% hydrostatically and pneumatically tested to API 598 standards before shipment, guaranteeing out-of-the-box reliability.
Selecting the right manufacturing partner is just as critical as selecting the right valve. When you source your flow control components directly from us, you are partnering with a facility that understands the high stakes of industrial fluid management. We bridge the gap between premium engineering and cost-effective procurement.
Direct Manufacturer Advantage: Bypass intermediaries to secure highly competitive pricing for large-scale project sourcing without sacrificing quality.
Custom Engineering Capabilities: Our in-house technical team can tailor valve dimensions, materials, and spring tensions to meet unique project specifications.
Rigorous Traceability: Every valve is supplied with comprehensive material test reports (MTRs) and certification documents, ensuring full compliance for your project audits.
Reliable Global Logistics: We have a proven track record of packaging and delivering heavy industrial valves safely and on schedule to project sites worldwide.
A retainerless design eliminates the need for hinge pins to penetrate the outer wall of the valve body. In standard valves, these penetration points are sealed with plugs or gaskets, which can degrade over time and cause hazardous leaks (fugitive emissions). By removing these holes entirely, a retainerless valve provides a solid, unbroken pressure boundary, drastically improving safety in high-pressure or toxic applications.
Water hammer occurs when a fluid abruptly reverses direction and slams a valve shut, creating a massive pressure wave. The tilting disc features a pivot point located slightly above the center of the valve. Combined with a responsive Inconel spring, this geometry allows the disc to travel a very short distance and close smoothly just before the reverse flow reaches its maximum velocity, thereby absorbing the shock and preventing the hammer effect.
Yes, our Wafer-Style Tilting Disc Non-Return Valve is highly versatile. It performs exceptionally well in horizontal pipelines and can also be installed in vertical pipelines provided the normal fluid flow is moving in an upward direction. The internal spring ensures the disc closes securely regardless of gravitational orientation.
Standard stainless steel springs can lose their tension or succumb to corrosion when exposed to extreme heat or highly corrosive chemicals. Inconel X-750 is a high-performance nickel-chromium alloy specifically chosen for its incredible resistance to relaxation at high temperatures (up to 550℃) and its immunity to severe chemical attacks, ensuring the valve's non-slam characteristics remain reliable for decades.
Material selection depends heavily on the fluid medium, operating temperature, and pressure. For standard water and mild chemicals, Carbon Steel (WCB) is highly durable and cost-effective. For cryogenic applications like LNG, Low Temp Steel (LCB/LCC) is required to prevent brittleness. For highly corrosive media or extreme high temperatures, Stainless Steel (CF8/CF8M) is the optimal choice. Our technical engineering team is always available to assist you in matching the exact metallurgical requirements to your system's parameters.
