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What is Butterfly Valve?

What is Butterfly Valve?

The butterfly valve is an improved type of valve which can be used for control of liquid, gas or particulate, viscous fluids with a simple, storable and compact structure. These types of valves give opportunity for more economical control of fluids with

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Where are pneumatic butterfly valves used

Where are pneumatic butterfly valves used

Generally, pneumatic butterfly valves are installed in small diameter pipe.

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What is the difference between butterfly valve  handle drive and worm gear drive?

What is the difference between butterfly valve handle drive and worm gear drive?

Both the handle butterfly valve and the worm gear butterfly valve are valves that need to be operated by hand manually. They are generally called manual butterfly valves, but there are still differences between the two in use.

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How much is the soft seal butterfly valve

How much is the soft seal butterfly valve

Soft seal butterfly valve has to wafer soft seal butterfly valve and flange soft seal butterfly valve.Both have excellent sealing performance, can be used in petroleum, chemical, urban water supply an

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Analyze the difference between soft seat butterfly valve and metal seat butterfly valve

Analyze the difference between soft seat butterfly valve and metal seat butterfly valve

Butterfly valve is also called flap valve, which is widely used. It is generally installed on the pipelines for conveying various corrosive and non corrosive fluid media in gas, natural gas, liquefied petroleum gas, hot and cold air, chemical smelting and

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Selection of valves

Selection of valves

Selection of valves
The first step in ensuring valve life is to achieve the best performance level of the valve, so we should make sure to select the right valve to use in the right place. In many cas

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How to choose valves in chemical industry

How to choose valves in chemical industry

In chemical industry, the medium transported in pipelines usually has certain corrosiveness, such as sulfuric acid, hydrochloric acid, nitric acid and other corrosive media. Corrosion protection is the most basic requirement of chemical equipment. Valves

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Function of butterfly valve

Function of butterfly valve

The name of butterfly valve comes from the shape of its butterfly plate, which is wing like structure, like the wings of a butterfly. The valve body channel of the butterfly valve is cylindrical, and the disc-shaped butterfly plate rotates around the cent

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Which is better to use, triple eccentric butterfly valve or double eccentric butterfly valve

Which is better to use, triple eccentric butterfly valve or double eccentric butterfly valve

Question: Hello! Butterfly valve has triple eccentric butterfly valve and double eccentric butterfly valve. Apart from the literal meaning, what are the main differences between the two kinds of butterfly valves? Triple eccentric butterfly valve and doubl

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How to know whether the switch of manual butterfly valve is on or off

How to know whether the switch of manual butterfly valve is on or off

Question: Hello Bundor! How to know whether the switch of manual butterfly valve is on or off? My manual butterfly valve has been installed on the pipeline and the flow has been cut off in the pipelin

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Application of flange butterfly valve and wafer butterfly valve

Application of flange butterfly valve and wafer butterfly valve

Flange butterfly valve and wafer butterfly valve belong to the same category of butterfly valve. They have many similarities. In some working conditions, except for the size limit, they can be used in general. However, due to the different connection form

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Difference between flange gate valve and gate valve   Principle of flange gate valve

Difference between flange gate valve and gate valve Principle of flange gate valve

Flange gate valve is a kind of gate valve. There are many categories of gate valve. For example, according to the connection mode, gate valve can be divided into flange gate valve, screw gate valve, welding gate valve and so on.

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What are the drain valves

What are the drain valves

Drain valves are used in urban, construction, enterprise water supply and drainage projects, industrial and domestic sewage treatment , water conservancy projects and other fields, and are mainly used for liquid discharge or level control.

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What is the hard back seat and soft back seat of the butterfly valve

What is the hard back seat and soft back seat of the butterfly valve

What is the difference between hard back seat and soft back seat of butterfly valve?

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Difference between PTFE coated butterfly valve and rubber coated butterfly valve

Difference between PTFE coated butterfly valve and rubber coated butterfly valve

There are many people who don't know the difference between PTFE coated butterfly valve and rubber coated butterfly valve. In this article, we will introduce it for you.

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What are the advantages of gate valve

What are the advantages of gate valve

In this article, we will introduce the advantages of gate valves.

Gate valve is a gate with disc, and the movement direction of the gate disc is perpendicular to the direction of the fluid. Gate valve can only be fully opened and fully closed, and cann

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Representation method and the model code of check valve

Representation method and the model code of check valve

In this article, we will introduce the representation method of check valve model, and show you the model code of check valve.

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Difference between z41 and Z45 gate valves

Difference between z41 and Z45 gate valves

As a purchase, we should all know that if we want to inquire about gate valve, we must provide the manufacturer with an important information, that is, the model of gate valve. What is the difference

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Application field of ball valve

Application field of ball valve

Bundor Valve will introduces the applications of ball valves for you.
Many unique characteristics of the ball valve determine the relatively wide application of the ball valve. Generally, it is recomm

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What are the three eccentricity butterfly valves?

What are the three eccentricity butterfly valves?

Traditional hard-sealed butterfly valves have no guarantee of sealing performance and large leakage.

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Leakage prevention and elimination method of valve sealing surface

Leakage prevention and elimination method of valve sealing surface

Bundor valve reminds you that to understand the leakage prevention and elimination method of the valve sealing surface, we must first understand why the valve sealing surface leaks.

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What is the cause of the valve's loose sealing?

What is the cause of the valve's loose sealing?

Where there is a pipeline, it can not be separated from the valve. The valve is installed on the pipeline, which controls the flow of fluid medium in the pipeline. It is an important control component. However, the valve is also a consumable part. A commo

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Ball valve structure schematic diagram

Ball valve structure schematic diagram

Ball valve came out in the 1950s. With the rapid development of science and technology, the continuous improvement of production technology and product structure, ball valve has rapidly developed into a major valve type in just 40 years. In the industrial

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Difference between handle butterfly valve and worm gear butterfly valve

Difference between handle butterfly valve and worm gear butterfly valve

We found that there are still many customers who are not clear about the handle butterfly valve and worm gear butterfly valve. They don’t know when to use the handle butterfly valve and when to use the worm gear butterfly valve. Today Bundor Valve will ma

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Common check valve types!

Common check valve types!

A check valve is a valve whose opening and closing member is a circular disc and acts on its own weight and medium pressure to block the backflow of the medium.

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