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

Manhole 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.，is a kind of high quality and low price Manhole blind flange，it is widely used in Petroleum industry, food processing, chemical lines, Natural gas industry, pharmacy and other industries，is a kind of Manhole blind flange manufactured by Jianing forging。

1、Brief introduction of Manhole blind flange

Manhole blind flangeis a common sealing product for pipelines and equipment.。

Manhole blind flange

2、Manhole blind flange HD real shot

Jianing Manhole blind flangethe product looks atmospheric., the following is a panoramic shot of the Manhole blind flange for your reference.。

Manhole blind flange

Note: All the pictures in this article were taken by Jianing forging manufacturer.。

3、Manhole blind flange advantage

Manhole blind flanges have the following advantages.

1. Simple structure and convenient installation

The structure of the Manhole 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 Manhole blind flange very convenient and can quickly adapt to different use scenarios and needs. During pipeline maintenance, replacement or system debugging, the Manhole blind flange can quickly achieve isolation and cut-off functions, improving work efficiency.

2. Economical and practical

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

3. Excellent sealing performance

The Manhole 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 Manhole 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.

4. Recycling, environmental protection and energy saving.

Some Manhole blind flanges made of special materials have the characteristics of Recoverable utilization. This kind of Manhole 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 Manhole blind flanges will gradually become the mainstream products in the market.

5. Wide range of application

Manhole blind flanges are widely used in the sealing of pipelines and equipment in industries such as Petroleum industry. In these industries, Manhole 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, Manhole blind flange are often used in pipeline maintenance and replacement, which provides strong support for industrial production.

Manhole blind flange

4、Introduction of Manhole blind flange characteristics

Manhole blind flangeit has the characteristics of Various materials, be of simple construction, easy installation, Good sealing performance and Economical and practical，it is widely used infood processing,make paper,Natural gas industry,food processing,pharmacy and other industries，is a kind of flange with no hole in the middle, which is mainly used to plug the pipeline mouth and isolate and cut off the medium in the pipeline.，it is an ideal choice for customers to buy Manhole blind flange。

Manhole blind flange

5、Manhole blind flange video detail

Speak directly with facts on the spot。

Manhole blind flange

As you can see from the live video.，Jianing Excellent performance and long life make the overall cost-effectiveness very high. The Manhole blind flange can reduce the loss caused by medium leakage and pollution, and reduce the maintenance cost and production cost.、It is widely used in the sealing of pipelines and equipment in industries such as Petroleum industry. In these industries, Manhole blind flanges can effectively prevent media leakage and pollution, and ensure the safety and stability of production. At the same time, because of its Various materials, Manhole blind flanges are also commonly used in pipeline maintenance and replacement, which provides strong support for industrial production.、The structure is relatively simple, usually consisting of three parts: main body, sealing element and connecting piece. This structure makes the installation and disassembly of the Manhole blind flange very convenient and can quickly adapt to different use scenarios and needs. During pipeline maintenance, replacement or system debugging, the Manhole blind flange can quickly achieve isolation and cut-off functions, improving work efficiency.、The materials are varied, including carbon steel, stainless steel, alloy steel, copper, aluminum, PVC and PPR. These Manhole blind flanges made of different materials can adapt to different working environments and media requirements, ensuring excellent sealing performance and service life under various working conditions. At the same time, some Manhole blind flanges made of special materials can also resist the corrosion and erosion of media and prolong the service life of equipment.、It has the characteristics of recycling. This kind of Manhole 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 Manhole blind flanges will gradually become the mainstream products in the market.。

6、Brief introduction of Manhole blind flange

Manhole 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.，It is a product series that integrates Completely isolated medium, Prevent medium leakage, Control medium flow direction, Prevent medium leakage and Convenient maintenance and repair，the product looks beautiful.，the main features are Good sealing performance, easy installation, Wide range of application, be of simple construction and Strong adaptability，support customization。

Manhole blind flange

Manhole blind flangeWidely used inControl medium flow direction,Isolated piping system,Convenient maintenance and repair,Improve security,Overhaul and replace equipment and so on，features include Wide range of application, Environmental protection and energy saving, Strong adaptability, Environmental protection and energy saving and Economical and practical。