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Forged Steel Check Valve
J-VALVES
Main Features
Integral Forged Steel Material: The valve body is made of integral forged steel (A105), featuring high strength, high toughness, and excellent corrosion resistance, suitable for high-pressure and harsh working conditions.
Flange Connection: Adopts RF (Raised Face) connection method, conforming to ANSI B16.5 standard, with reliable sealing performance and easy integration with pipeline systems.
Swing-Type Structure: The disc adopts a swing design, which automatically opens when the medium flows and closes when the medium flows in the reverse direction, ensuring one-way flow of the medium and preventing backflow.
High Sealing Performance: Equipped with high-quality sealing materials to ensure zero leakage under high-pressure conditions. The tight fit between the disc and the valve seat can effectively prevent medium backflow.
Fire-Safe Design: Complies with API 607 fire safety standards, ensuring sealing performance is maintained even in extreme situations such as fires.
Anti-Static Design: Prevents static accumulation caused by medium flow, improving safety.
Compact Design: With a compact structure, small volume, and light weight, it saves installation space and is easy to transport and maintain.
Multiple Operation Methods: Can be equipped with manual, pneumatic, or electric actuators to meet different operational needs.
Technical Specifications
Nominal Diameter: 1/2" to 2" (DN15 to DN50)
Pressure Rating: 150LB ~ 2500LB
Applicable Media: Petroleum, natural gas, water, steam, air, oil products, etc.
Applicable Temperature: -29℃ to 425℃ (the temperature range may vary depending on the sealing material)
Valve Body Material: Integral forged steel A105
Sealing Material: Stainless steel, PTFE, cemented carbide, etc.
Connection Method: Flange connection, conforming to ASME B16.5 standard
Design and Manufacturing Standards: API 6D, ASME B16.34
Testing Standards: API 598
Application Fields
Oil and Gas Industry: Used in oil and gas transmission pipelines, natural gas processing plants, petroleum refineries, etc.
Chemical Industry: Suitable for chemical reaction systems, acid-alkali transmission pipelines, etc.
Water Treatment Industry: Used in seawater desalination, municipal water supply systems, etc.
Power Industry: Used in cooling water systems and steam systems of power plants.
Food and Beverage Industry: Used in food processing, beverage production, etc.
Advantages
High Reliability: Undergoes strict quality inspection and factory testing to ensure the performance and reliability of each valve.
Easy Maintenance: Reasonable design facilitates disassembly and maintenance; there is no need to disassemble the entire pipeline system when replacing seals or repairing internal components.
High Safety Performance: Fire and anti-static design.
Wide Application Range: Suitable for various media and working conditions, meeting the needs of different industries.

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