Can a manual ordinary butterfly valve be refitted into a pneumatic butterfly valve? The answer is yes. I. Purchase a Pneumatic Actuator To convert a manual ordinary butterfly valve into a pneumatic butterfly valve, a pneumatic actuator needs to be installed. First, it is necessary to purchase a suitable pneumatic actuator according to the requirements…
In industries such as petroleum, natural gas, chemical engineering, and sewage treatment, slurry is a common fluid medium, which is characterized by high viscosity and large particles. In order to ensure the normal transportation and treatment of slurry, it is necessary to select appropriate valves. This article will introduce several common slurry valves and analyze…
Center Line Butterfly Valve The center line butterfly valve is also known as the center line soft sealing butterfly valve. Its most prominent structural feature is that the axis of the valve stem, the center of the butterfly disc, and the center of the valve body passage are in the same position. The center line…
A ball valve is a common fluid control valve that is widely used in the industrial field. The ball valve with a balance hole is a special design, which has some unique characteristics and application scenarios. This post will provide a comprehensive and detailed introduction to the ball valve with a balance hole. Structure of…
A brief guid to the installation and selection of check valves. About how to install and select check valves, you can refer to the following contents, which can give you a quick understanding and a concise operation reference for the installation and selection of check valves:
A check valve refers to a valve that automatically opens and closes，the valve disc relying on the flow of the medium itself, and is used to prevent the backflow of the medium. It is also known as a non-return valve, one-way valve, backflow valve, and backpressure valve. A check valve belongs to a type of…
The working temperature and nominal pressure ranges of common materials for valve bodies are as follows: The above are the main categories of common materials for valve bodies. Specifically, there are many different grades within each material category, and each grade is suitable for different pressure levels. Therefore, when selecting the material for the valve…
Are you curious about large diameter globe valves? Today, let’s uncover the mysterious veil of this “guardian” in the industrial pipeline system together! A large diameter globe valve, as the name implies, is a valve used to control the flow of fluids. Due to its relatively large diameter, it is often used in main pipelines…
Classification by Channel Direction Straight-through Globe Valve The inlet and outlet channels of the medium are in the same direction, forming an angle of 180°. The degree of destruction of the flow state is relatively small, and the pressure loss through the valve is relatively small. Direct-current Globe Valve The valve stem and the channel…
Overview of Advantages As a fluid control device, the butterfly valve has numerous advantages due to its unique structure and design. Its main advantages include: Disadvantages and Challenges Although small actuators have significant advantages in providing convenient operation for butterfly valves, they also have some drawbacks. One of them is that they may not be…
As a key component in fluid control systems, valves are widely used in various industrial fields. With the continuous development of science and technology, the valve industry is also constantly innovating and progressing. Today, let’s explore the advanced technologies and innovation trends in the valve industry. I. Technological Innovation Leads Industry Development. In the valve…
When selecting a valve, certain steps and criteria need to be followed. In terms of the basis for valve selection, factors such as the purpose of the valve, the operating conditions, the control mode, the properties of the working medium, the requirements of the fluid characteristics, the installation dimensions, and the external dimensions need to…
In sewage lift pumping stations, the selection of valves is of vital importance. The following are five commonly used types of valves, which play a crucial role in the sewage treatment process:
Valves are key components in pipeline systems, responsible for controlling the flow rate and direction of fluids. Today, let’s talk about the installation and cleaning of valves. Installation Requirements: Valve installation needs to comply with relevant regulations to ensure the correct flow of the fluid medium and avoid leakage or performance degradation caused by upside-down…
Valves, an important component in the field of fluid control, have a wide variety of types and extensive applications. They are like the guardians of fluid systems, precisely regulating the flow of various media. So, exactly how many types of valves are there? Today, let’s enter the world of valves and explore their diverse classifications….
Valves are one of the common devices used in both industrial and daily life. Different types of valves have different characteristics and application scenarios. Knowing that about various valve types can help us better select and use valves, improving the operational efficiency and safety of equipment. Accident Caused by Valve Fracture On one date of…
The ball is the opening and closing part of the ball valve. The ball rotates around the center line of the valve body to open and close the ball valve. The ball valve can cut off, adjust, distribute and change the flow direction of the medium in the pipeline. Ball valve has many advantages and…
Analysis of the sealing problem of high temperature butterfly valve The sealing performance of valve refers to the ability of valve sealing pair to prevent medium leakage. This is an important technical performance index of the valve. The sealing pair of butterfly valve is continuously developing and changing. The double eccentric butterfly valve uses the force exerted…
Gate valves are in various structural forms, among which the common ones are wedge-type double gate, parallel single gate, parallel double gate, rigid gate, H-type elastic single gate. What are their merits and drawbacks? The Wedge-type Double Gate Valve Advantaged with a low precision requirement for the wedge angle and a well abrasion resistance under…
Evolutionary History of Butterfly Valve In our daily life and production, pneumatic butterfly valve plays an important role. It is a kind of valve with great function. The appearance of pneumatic flange butterfly valve promotes the efficiency of production to a great extent. It is a kind of valve that revolves around the valve axis to open and close. It…
Pneumatic ball valve has been widely used in power generation, paper making, petroleum, chemical industry, atomic energy, aviation, rocket and other industries, as well as people’s daily life. Today, let’s share the relevant knowledge of the classification of pneumatic ball valves! Ⅰ. Overview of Pneumatic Ball Valve Pneumatic ball valve is a ball valve equipped…
There are two seat sealing rings in the valve body of the floating ball valve. A sphere is clamped between them. There are through holes in the sphere. The diameter of through holes is equal to the inner diameter of the pipeline. It is called full-diameter ball valve. The diameter of through hole is slightly smaller than…
1. Introduction of flanged end butterfly valve Flanged end butterfly valve is a kind of butterfly valve. It is the same as the wafer butterfly valve, which is another common connection method of butterfly valve, and has a wide range of uses. The flanged end butterfly valve is mainly used in industrial production pipelines. Its function is…
When the electric ball valves are used, it is expected that they can work stably for a long time. But the use of the equipment has a certain life cycle. As a user, we can take some measures to extend the service life of the electric ball valve. This article will discuss in detail how…