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Forged Steel A105 Socket Welding Bellow Seal Gate Valve

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CHINA J-VALVES Forged Steel A105 Socket Welding Bellow Seal Gate Valve is a high-performance forged steel gate valve, specifically designed for industrial applications requiring high reliability and corrosion resistance. Constructed from ASTM A105 carbon steel, it offers excellent corrosion resistance and high strength, making it particularly suitable for high-pressure environments in industries such as petroleum, natural gas, and chemical engineering. Its bellows seal design ensures sealing performance under high-pressure and high-temperature conditions, while being equipped with socket welding connections to guarantee reliable installation and sealing.
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  • Forged Steel Gate Valve

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Forged Steel A105 Socket Welding Bellow Seal Gate Valve

Structural Features

  • Forged Steel Material: The valve body is made of ASTM A105 carbon steel, featuring high strength and good corrosion resistance.

  • Bellows Seal: Adopts bellows seal technology to effectively prevent stem leakage, improving the valve's sealing performance and service life.

  • Socket Welding Connection: Uses socket welding connection, conforming to ASME B16.11 standards, ensuring reliable installation and sealing performance.

  • Flexible Wedge Disc: Utilizes a flexible wedge disc design, which can compensate for the wedge angle deviation between the disc and the valve seat sealing surface, achieving an ideal sealing effect.

  • Fire Safety Design: Complies with API 607 standards, ensuring the valve maintains sealing performance even in case of fire to prevent medium leakage.

  • Anti-Static Device: Built-in anti-static device effectively prevents static accumulation, reducing the risk of fire and explosion.

  • Stem Blowout Prevention Design: The stem is designed with blowout prevention to ensure operational safety.

  • Compact Design: Small in size and light in weight, facilitating installation and integration into existing systems.

Technical Parameters

  • Size Range: 1/2″ to 2″ (DN15 to DN100)

  • Pressure Class: Class 150 to Class 1500 (PN20 to PN250)

  • Temperature Range: -29℃ to +425℃

  • Materials:

    • Valve Body: ASTM A105

    • Bonnet: ASTM A105

    • Disc: A182 F304, F316

    • Stem: A276 410, F304, F316

    • Sealing Material: PTFE, flexible graphite

  • Connection Method: Socket welding (SW)

  • Operation Mode: Manual (handwheel operation)

  • Design Standards: API 602, ASME B16.34

  • Testing Standards: API 598

  • Face-to-Face Dimensions: Compliant with ASME B16.10 standards

Application Fields

  • Oil and Gas Industry: Used in exploration, gathering, and processing systems of oil and gas fields to ensure reliable isolation and control of media.

  • Chemical Industry: Suitable for transportation and reaction systems of various chemical media, preventing medium leakage and ensuring production safety.

  • Pharmaceutical Industry: Applied in pipeline systems during pharmaceutical production to ensure medium isolation and cleanliness in the drug manufacturing process.

  • Food and Beverage Industry: Meets food-grade requirements, used in pipeline systems for food and beverage production to ensure hygiene and safety.

  • HVAC: Used in cooling water systems, hot water systems, etc., to ensure efficient operation of the system.

  • General Industrial Applications: Suitable for control and isolation of media such as water, oil, and gas.

Advantages and Value

  • High Reliability: The forged steel material and bellows seal design ensure stable operation of the valve in high-pressure and high-temperature environments, reducing maintenance frequency and downtime.

  • High Safety: Fire-resistant and anti-static designs, along with reliable sealing performance, effectively reduce leakage risks and ensure the safety of personnel and equipment.

  • Easy Installation and Maintenance: The socket welding connection simplifies the installation process and facilitates maintenance and overhaul.

  • Wide Application Range: Multiple material options and a broad range of pressure and temperature make it adaptable to various complex working conditions and medium characteristics.

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