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GOST DN80 PN16 Stainless Steel CF8 Flange Gate Valve

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The CHINA J-VALVES GOST DN80 PN16 Stainless Steel CF8 Flange Gate Valve is a high-performance flanged gate valve that complies with the Russian GOST standard. This valve is made of high-quality 316L stainless steel (CF8), featuring outstanding corrosion resistance and mechanical strength, and is capable of adapting to various harsh working conditions. Its flange connection method ensures seamless integration with the pipeline system and is widely used in industries such as petroleum, natural gas, chemical engineering, and water treatment.
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Main Features

  • Stainless steel material: The valve body and main components are made of 316L stainless steel (CF8), featuring excellent corrosion resistance and high-temperature resistance, suitable for various media.

  • Flange connection: Adopts GOST standard flange connection, with reliable sealing performance and easy integration with pipeline systems.

  • High sealing performance: Equipped with high-quality metal sealing materials to ensure zero leakage under high-pressure conditions.

  • Fire-safe design: Complies with API 607 fire safety standards, ensuring sealing performance is maintained in extreme situations such as fires.

  • Anti-static design: Prevents static accumulation caused by medium flow, enhancing safety.

  • Multiple operation methods: Can be equipped with manual, gear-operated, or electric actuators to meet different operational needs.

  • Compact design: Features a compact structure and light weight, saving installation space and facilitating transportation and maintenance.

Technical Specifications

  • Nominal diameter: DN80 (3 inches)

  • Pressure rating: PN16 (1.6 MPa)

  • Applicable media: Water, oil, natural gas, steam, acidic media, etc.

  • Applicable temperature: -20℃ to 200℃ (the temperature range may vary depending on the sealing material)

  • Valve body material: 316L stainless steel (CF8)

  • Sealing material: Stainless steel, graphite, etc.

  • Connection method: Flange connection, compliant with GOST 12820-15 standard

  • Design and manufacturing standards: GOST, API 602

  • Testing standards: API 598, GOST R 50670

Application Fields

  • Oil and gas industry: Used in oil and gas transmission pipelines, natural gas processing plants, oil refineries, etc.

  • Chemical industry: Suitable for chemical reaction systems, acid-alkali transmission pipelines, etc.

  • Water treatment industry: Applied in seawater desalination, municipal water supply systems, etc.

  • Power industry: Used in cooling water systems and steam systems of power plants, etc.

  • Food and beverage industry: Utilized 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-safe and anti-static designs.

  • Wide applicability: Suitable for various media and working conditions, meeting the needs of different industries.


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