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Forged Steel Check Valve
J-VALVES
Main Features
Forged Steel Material: The valve body and main components are made of forged steel (A105), which boasts high strength, high toughness, and excellent corrosion resistance, making it suitable for high-pressure and harsh working conditions.
Piston-Type Structure: Adopting a piston-type design, the valve disc automatically rises or closes under the pressure of the medium, ensuring one-way flow of the medium and preventing backflow. This design reduces the impact of the medium on the valve disc, thereby extending the service life of the valve.
High Sealing Performance: Equipped with high-quality sealing materials to ensure zero leakage under high-pressure conditions. The tight fit between the valve disc and the valve seat can effectively prevent medium backflow.
F-NPT Threaded Connection: Utilizing F-NPT connection, it is easy to install with reliable sealing performance, and can be seamlessly integrated with standard pipeline systems.
Bidirectional Sealing: The piston check valve features a bidirectional sealing function, ensuring that the medium can be reliably prevented from backflow in both positive and negative directions.
Fire-Safe Design: Complies with the API 607 fire safety standard, ensuring that the sealing performance can be maintained even in extreme situations such as fires.
Compact Design: With a compact structure, small volume, and light weight, it saves installation space and is convenient for transportation and maintenance.
Multiple Operation Methods: Can be equipped with manual, pneumatic, or electric actuators to meet different operational needs.
Technical Specifications
Nominal Diameter: 1/2" ~ 2" (DN15~DN50)
Pressure Class: 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: Forged steel A105
Sealing Material: Stainless steel, PTFE, cemented carbide, etc.
Connection Method: F-NPT threaded connection, conforming to ASME B1.20.1 standard
Design and Manufacturing Standards: API 6D, ASME B16.34
Testing Standard: API 598
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