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Manual Wafer Type Thin Ball Valve

The manual wafer - type thin - profile ball valve features a compact, space - saving design with wafer - style flanged connections for easy pipeline integration. Its thin - profile structure reduces flow resistance and allows quick on - off control via a manual handle. Made of stainless steel (visible in the image), it offers good corrosion resistance, suitable for media like water, gas, and light chemicals in industrial systems, ensuring efficient flow regulation and reliable sealing in limited - space installations.

1. Structural Design


  • Compact Wafer - Type Structure: Adopts a wafer - type connection design, which can be directly clamped between two flanges, saving installation space. The thin - profile structure reduces the overall volume of the valve, making it suitable for pipeline systems with limited installation space.
  • Stainless Steel Material: As can be seen from the figure, the valve body is made of stainless steel, which has good corrosion resistance and can adapt to various media environments, such as water, gas, and some light chemical media.
2. Operational Principle


  • Manual Operation: Controlled by a manual handle, rotating the handle can drive the ball core to rotate 90 degrees to achieve quick on - off of the medium. The operation is simple and direct, and the on - site operation by personnel is convenient.
  • Flow Control: The design of the ball valve structure enables efficient flow control. It can realize full - bore flow conduction with small flow resistance, and can also perform certain flow regulation functions within a certain range to meet the different needs of the pipeline system.
3. Technical Specifications


Parameters Details
Body Material Stainless Steel (e.g., 304, 316)
Nominal Size DN15 - DN100 (Common Sizes)
Pressure Rating PN16, PN25 (Common Pressure Levels)
Temperature Range - 20℃ - 200℃ (Depends on Sealing Material)
Connection Type Wafer - Type Flange Connection
4. Application Scenarios


  • General Industrial Pipelines: Widely used in general industrial fluid transportation pipelines, such as water supply and drainage, gas pipelines, and light chemical liquid transfer pipelines. It is especially suitable for pipeline systems with limited installation space, providing reliable medium control functions.
  • HVAC Systems: In heating, ventilation, and air - conditioning systems, it can be used to control the flow of water or other heat - exchange media, with the advantages of small size and convenient operation.
  • Light Industry and Civil Engineering: In light industry production lines (such as food, beverage industries) and civil building pipeline systems, it is used to control the flow of media, meeting the requirements of simple operation and space saving.
5. Compliance and Certifications


  • Design Standards: Complies with relevant national and industry standards for wafer - type ball valves, ensuring that the product design meets basic safety and quality requirements.
  • Quality Management: Manufacturers generally have ISO 9001 quality management system certification, which ensures that the production process from raw material procurement, processing and manufacturing to product inspection is strictly controlled, and the product quality is guaranteed.
  • Testing and Inspection: Undergoes strict factory tests, including pressure test (shell test and seat test), leakage test, etc. These tests ensure that the valve can operate reliably under rated working conditions and meet the requirements of pipeline system use.
  • Material Certifications: For stainless steel valve bodies, relevant material certification documents can usually be provided to prove that the material meets the corresponding quality and performance standards (such as 304 stainless steel compliance with GB/T 20878 standards).

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