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API Stainless Steel Floating 2PC Flange Ball Valve

The CHINA J-VALVES API Stainless Steel Floating 2PC Flange Ball Valve is a high-performance two-piece floating ball valve designed for industrial applications requiring high reliability and corrosion resistance. Constructed from stainless steel, it offers excellent corrosion resistance and high strength, making it particularly suitable for high-pressure environments in industries such as oil and gas, chemical processing, pharmaceuticals, and more. Its flange connection ensures reliable installation and tight sealing, while the manual or pneumatic operating mechanism facilitates on-site operation and maintenance.
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API Stainless Steel Floating 2PC Flange Ball Valve

Structural Features

  • Stainless Steel Material: The valve body is made of 316 stainless steel, providing high strength and good corrosion resistance.

  • Two-Piece Design: The valve body is divided into two parts, facilitating maintenance and component replacement, thus reducing downtime.

  • Floating Ball Design: The ball floats freely under medium pressure, forming a tight seal by closely fitting the valve seat.

  • Flange Connection: Adopts RF (Raised Face) flange connection in compliance with ASME B16.5 standards, ensuring reliable installation and sealing.

  • Fire-Safe Design: Complies with API 607 standards, maintaining sealing performance even in fire conditions to prevent medium leakage.

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

  • Blowout-Proof Stem: The stem features a blowout-proof design 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 8″ (DN15 to DN200)

  • Pressure Rating: 150LB to 600LB (PN20 to PN100)

  • Temperature Range: -29℃ to 425℃

  • Materials:

    • Valve Body: 316 stainless steel

    • Ball: 316 stainless steel

    • Stem: 316 stainless steel

    • Sealing Material: PTFE, RPTFE

  • Connection Type: Flange connection (RF)

  • Operation Mode: Manual (handwheel operation), pneumatic

  • Design Standards: API 608, ASME B16.34

  • Testing Standards: API 598

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

Application Fields

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

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

  • Pharmaceutical Industry: Applied in pipeline systems during pharmaceutical production to ensure media isolation and cleanliness.

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

  • HVAC: Utilized in cooling water and hot water systems to ensure efficient operation.

  • General Industrial Use: Suitable for controlling and isolating media such as water, oil, and gas.

Advantages and Value

  • High Reliability: The stainless steel material and floating ball design ensure stable operation under high pressure and temperature, reducing maintenance and downtime.

  • Precise Control: The pneumatic actuator enables fast and accurate opening/closing, ideal for automated systems.

  • High Safety: Fire-resistant and anti-static designs, along with reliable sealing, effectively reduce leakage risks and protect personnel and equipment.

  • Easy Installation and Maintenance: Flange connections simplify installation and facilitate maintenance and repairs.

  • Wide Applicability: Multiple material options and a broad range of pressure and temperature ratings allow adaptation to complex working conditions and media characteristics.

API Stainless Steel Ball Valve material list:

API stainless steel ball valve-masoneilan valve


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Zhejiang Masoneilan Valve Co.,LTD is located in Wenzhou city, Zhejiang Province, which is a VALVES center in China. Masoneilan Valve, is a manufacturer and exporter for industry valves, is a innovative enterprise including R&D, design, production, sales & service. 

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