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What is a Q235B blind flange? Introduction to the Working Principle of blind plate

2025-5-26

Q235B blind flangeis a kind of flange with no hole in the middle, which is mainly used to plug the pipe mouth. Its function is similar to that of the head and pipe cap, but the blind plate seal is a detachable sealing device, and the head seal is usually not ready to be opened again.。The following is to introduce the Q235B blind flange:

1、Brief introduction of Q235B blind flange

Q235B blind flangeis an important component in the pipeline system, and its function is similar to that of head and cap. is mainly used to block the pipeline mouth and prevent medium leakage.,reliable quality,favorable price。

Q235B blind flange

Q235B blind flange

2、Q235B blind flange introduction video

You can buy Q235B blind flange according to your needs and show you Q235B blind flange videos.。

Q235B blind flange

As you can see from the live video.,Shanxi jianing forging co., ltd is a kind of high quality and low price Q235B blind flange。

3、Q235B blind flange advantage

The advantages of Q235B blind flange are as follows:

  1. Recycling, environmental protection and energy saving.
  2. Some Q235B blind flanges made of special materials have the characteristics of Environmental protection and energy saving. This kind of Q235B blind flange has low energy consumption and pollution in the process of production and use, which conforms to the concept of green development. With the continuous improvement of environmental awareness, recyclable Q235B blind flanges will gradually become the mainstream products in the market.

  3. Excellent sealing performance
  4. The Q235B blind flange can achieve excellent sealing performance through its unique sealing surface design and material selection. Whether it is plane seal, concave-convex seal or other forms of seal, the Q235B blind flange can ensure that the medium in the pipeline or equipment will not leak, thus ensuring the safety and stability of production. This sealing performance is of great significance for preventing medium pollution and protecting equipment and environment.

  5. Simple structure and convenient installation
  6. The structure of the Q235B blind flange is relatively simple, and it usually consists of three parts: the main body, the seal and the connector. This structure makes the installation and disassembly of the Q235B blind flange very convenient and can quickly adapt to different use scenarios and needs. During pipeline maintenance, replacement or system debugging, the Q235B blind flange can quickly achieve isolation and cut-off functions, improving work efficiency.

  7. Wide range of application
  8. Q235B blind flanges are widely used in the sealing of pipelines and equipment in industries such as pharmacy. In these industries, Q235B blind flange can effectively prevent media leakage and pollution, and ensure the safety and stability of production. At the same time, because of its simple structure and convenient installation, Q235B blind flange are often used in pipeline maintenance and replacement, which provides strong support for industrial production.

  9. Economical and practical
  10. Although the initial investment of the Q235B blind flange may be relatively high, its excellent performance and long life make the overall cost-effectiveness very high. The Q235B blind flange can reduce the loss caused by medium leakage and pollution, and reduce the maintenance cost and production cost.

Q235B blind flange

Q235B blind flange

4、Q235B blind flange use

The purpose of Q235B blind flange is introduced as follows:

  1. Convenient maintenance and repair
  2. The disassembly of the Q235B blind flange makes the maintenance and repair of the pipeline system more convenient and faster, and improves the work efficiency.

  3. Protect equipment and pipelines
  4. In some cases, the pipeline system may be impacted by high pressure, high temperature or corrosive media. The use of Q235B blind flanges can protect equipment and pipelines from these harsh conditions and prolong their service life.

  5. Prevent medium leakage
  6. The Q235B blind flange has excellent sealing performance, which can effectively prevent the leakage of medium in the pipeline. This is very important to protect the environment and personnel safety, especially when dealing with toxic, harmful or flammable and explosive media.

  7. Improve security
  8. By setting the Q235B blind flange, the medium leakage caused by the lax closing of the cut-off valve can be avoided, thus reducing the accident risk and improving the safety of the pipeline system.

  9. Isolated piping system
  10. Q235B blind flanges are used to isolate a part of the piping system for maintenance, overhaul or replacement of equipment. By installing the Q235B blind flange, the medium flow in the pipeline can be cut off and the safety of the working area can be ensured.

Q235B blind flange

Q235B blind flange

5、Q235B blind flange application

Q235B blind flanges have the following purposes.

  1. Control medium flow direction
  2. The Q235B blind flange can also be used to control the flow direction of the medium in the pipeline. By installing the Q235B blind flange, the flow path of the medium can be changed to meet the process requirements or optimize the production process.

  3. Overhaul and replace equipment
  4. In the pipeline system, the equipment needs regular maintenance and replacement. The use of Q235B blind flanges makes this process safer and more convenient. By installing the Q235B blind flange, the equipment that needs to be repaired or replaced can be isolated without affecting the operation of the whole pipeline system.

  5. Prevent medium leakage
  6. The Q235B blind flange has excellent sealing performance, which can effectively prevent the leakage of medium in the pipeline. This is very important to protect the environment and personnel safety, especially when dealing with toxic, harmful or flammable and explosive media.

  7. Auxiliary device of safety valve
  8. In some safety valves or pressure relief devices, Q235B blind flanges are used as auxiliary devices to ensure that the flow of media can be quickly cut off in an emergency.

  9. Convenient maintenance and repair
  10. The disassembly of the Q235B blind flange makes the maintenance and repair of the pipeline system more convenient and faster, and improves the work efficiency.

Q235B blind flange

Q235B blind flange

6、Brief introduction of Q235B blind flange

Q235B blind flangeis a common sealing product for pipelines and equipment.,It can be used for Control medium flow direction, Prevent medium leakage, Isolated piping system, Prevent medium leakage, Control medium flow direction, Overhaul and replace equipment and so on,the product looks beautiful.,is based on Jianing forging is a kind of Q235B blind flange manufactured by Jianing。

Q235B blind flange

Q235B blind flange

Q235B blind flangeis a kind of flange with no hole in the middle, which is mainly used to plug the pipe mouth. Its function is similar to that of the head and pipe cap, but the blind plate seal is a detachable sealing device, and the head seal is usually not ready to be opened again.,it can be used in make paper, Natural gas industry, pharmacy, food processing, Petroleum industry and other industries。