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2205 Duplex Stainless Steel Material: The valve body, disc, and key components are made of 2205 duplex stainless steel, offering a perfect balance of high strength (twice that of austenitic stainless steels) and exceptional corrosion resistance, making it suitable for aggressive media and high-pressure systems.
High-Pressure Design: Optimized structural integrity to withstand Class 1500LB (PN260) pressure ratings, ensuring reliable operation in high-pressure pipelines.
Swing Disc Mechanism: Adopts a swing-type disc design that automatically opens with fluid flow and closes promptly when flow stops, effectively preventing backflow and minimizing water hammer effects.
Flange Connection: Equipped with standard flange connections (conforming to ASME B16.5) for secure and leak-tight installation, ensuring compatibility with existing pipeline systems.
Fire-Safe Design: Complies with API 607 standards, maintaining sealing integrity even in fire emergencies to prevent medium leakage and enhance operational safety.
Anti-Static Device: Integrates built-in anti-static components to dissipate static charges, reducing the risk of sparks and potential explosions in hazardous environments.
Stem Blowout Prevention: Features a stem blowout-proof design, ensuring the stem remains securely in place under high pressure, enhancing operational safety.
Compact & Durable: Compact structure with high mechanical strength, facilitating easy installation and long service life with minimal maintenance.
Size Range: 1/2″ to 48″ (DN15 to DN1200)
Pressure Rating: Class 1500LB (PN260)
Temperature Range: -29℃ to +300℃
Materials:
Valve Body: 2205 Duplex Stainless Steel
Disc: 2205 Duplex Stainless Steel
Stem: 2205 Duplex Stainless Steel
Sealing Material: Metal-to-metal seal (with optional PTFE or graphite inserts for enhanced tightness)
Connection Type: Flanged (RF/Raised Face or RTJ/Ring Type Joint, per ASME B16.5)
Design Standards: API 6D, ASME B16.34
Testing Standards: API 598
Face-to-Face Dimensions: Compliant with ASME B16.10
Oil and Gas Industry: Ideal for high-pressure pipelines in upstream exploration, midstream transportation, and downstream refining, handling crude oil, natural gas, and corrosive well fluids.
Chemical Processing: Suitable for aggressive chemical media, including acids, alkalis, and solvents, in reaction systems and transfer pipelines.
Offshore and Marine Engineering: Resistant to seawater corrosion, making it suitable for offshore platforms, subsea pipelines, and marine cooling systems.
Power Generation: Used in high-pressure feedwater systems, cooling water circuits, and chemical injection lines in thermal and nuclear power plants.
Mining and Metallurgy: Applicable to slurry transport and process pipelines with high pressure and abrasive media.
Superior Durability: 2205 duplex stainless steel ensures resistance to corrosion, erosion, and high pressure, reducing maintenance frequency and extending service life.
Enhanced Safety: Fire-safe and anti-static designs, combined with reliable backflow prevention, protect pipeline systems and personnel from potential hazards.
Efficient Flow Control: Swing disc design minimizes pressure drop and ensures quick response to flow changes, optimizing system efficiency.
Broad Compatibility: Suitable for a wide range of media (including corrosive fluids, gases, and slurries) and operating conditions, making it a versatile solution for complex industrial environments.
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