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Double-Disc Design: Equipped with two independent discs, which can close quickly when the fluid flows backward, providing double sealing protection and effectively preventing fluid backflow.
Stainless Steel CF8 Material: The valve body and main components are made of stainless steel CF8, which has good corrosion resistance and high-temperature resistance, suitable for various media.
High Pressure Rating: With a pressure rating of 300LB, it can withstand high working pressure and is suitable for high-pressure pipeline systems.
Compact Structure: The wafer structure design features small volume, light weight, convenient installation, and space saving.
Automatic Operation: No external power or manual operation is required; it completely relies on fluid pressure to automatically control the opening and closing of the discs.
Reliable Sealing Performance: The disc and valve seat are precision-machined, resulting in excellent sealing performance, which can remain good even after long-term use.
Simple Maintenance: The structure is simple, easy to disassemble and maintain, reducing maintenance costs and time.
Nominal Diameter: 2"~84" (DN50~DN2100)
Pressure Rating: 150LB~2500LB
Applicable Media: Water, steam, oil products, natural gas, corrosive media, etc.
Working Temperature: -20℃ to 350℃ (the temperature range may vary depending on the material and seals)
Connection Method: Flanged connection (RF)
Design Standards: API 594, ASME B16.34
Testing Standard: API 598
Materials:
Valve body: Stainless steel CF8
Disc: Stainless steel CF8
Sealing surface: Stainless steel or cemented carbide
Operation Mode: Automatic
Oil and Gas Industry: Used in natural gas transmission pipelines to prevent gas backflow and protect the safety of the pipeline system.
Chemical Industry: Used in pipeline systems for transporting corrosive media to prevent medium backflow and avoid equipment corrosion.
Power Industry: Used in cooling water systems and steam systems of power stations to ensure one-way fluid flow.
Water Treatment Industry: Used in water supply systems to prevent water backflow and protect water pumps and pipelines.
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