Page 4 of Industrial Valves News: Company, Products, Industry

Principles and Considerations for Valve Pressure Testing

The production process for industrial valves combines both complexity and systemization, generally involving multiple stages from raw material preparation to final product testing. Common types of valves typically take about three days to manufacture. However, to ensure reliability and safety in real-world applications, finished valves must undergo rigorous performance testing, with pressure testing being among the most critical. Pressure testing is designed to verify whether an industrial valve...

Oct 26, 2024

How to Ensure Proper Operation of Pneumatic Ball Valves

Pneumatic hard-seal ball valves are widely used in various industrial processes, including oil, chemical, metallurgy, power, and water treatment, due to their excellent sealing performance and durability. However, these ball valves may occasionally fail to operate correctly. To ensure their proper functioning, it's crucial to troubleshoot any issues promptly. This article provides a detailed analysis of common failure modes in pneumatic hard-seal ball valves and offers methods for resolving...

Oct 25, 2024

How to Improve the Durability of Ultra-High Pressure Valve

Ultra-high pressure valves are widely used in high-pressure and high-velocity fluid environments, particularly in industries such as oil, chemical, and energy. However, these industrial valves often face challenges related to cavitation and erosion wear during operation. Understanding the causes of these failures and their influencing factors, as well as taking effective measures to improve the valves' resistance to cavitation and erosion, is essential for ensuring the safety and stability of...

Oct 24, 2024

API 6D and API 608 Ball Valves in the Oil and Gas Industry

In the oil and gas industry, ball valves are essential components of fluid control systems. Two primary standards for ball valves are API 6D and API 608, each with unique designs, structures, and applications. This article explores the features, functions, installation, and maintenance requirements of these two types of ball valves to help engineers and procurement professionals select the right ball valve for their needs. API 6D Ball Valves API 6D ball valves are mainly used in long-distance oil...

Oct 23, 2024

Installation Considerations for Eccentric Butterfly Valves

Eccentric butterfly valves play a crucial role in industrial piping systems, and their proper installation is vital for ensuring safety and efficiency. Before installing an eccentric butterfly valve, it is important to consider the sealing direction and other relevant details to ensure smooth operation and effective sealing. Here are some key aspects to focus on during installation. Importance of Sealing Direction Choosing the correct sealing direction is critical for valve performance. Many users...

Oct 22, 2024

Analyzing Defects and Prevention Measures of Cast Steel Valves

Cast steel valves play a crucial role in various industrial applications, including petroleum, chemical, power generation, and water supply. Their reliable performance directly affects the overall safety of system operations. However, due to the complex structure of cast steel valves, various casting defects can arise during the manufacturing process, such as porosity, shrinkage cavities, and shrinkage porosity. These defects not only impair the mechanical performance and service life of cast steel...

Oct 21, 2024

Detection and Treatment of Internal Leakage in Plug Valves

Plug valves are essential components in fluid control systems, widely used in industries such as oil, chemicals, and water supply. Internal leakage can not only reduce system performance but also pose safety risks. Therefore, timely and effective detection and treatment of internal leakage in plug valves are crucial for ensuring the safety and reliability of the system. Below is a detailed guide on how to identify and address internal leakage in plug valves. Identifying Internal Leakage The detection...

Oct 18, 2024

Causes and Solutions for Low-Temperature Valve Sticking

Low-temperature valves are typically installed at normal temperatures but operate in very cold environments. Due to the significant temperature variations, these valves are prone to sticking, which can severely affect their performance and the overall safety of the system. To ensure the stable operation of low-temperature valves, it's essential to understand the causes of sticking and implement appropriate solutions. This article discusses the sticking issues associated with low-temperature...

Oct 17, 2024

Structure and Principle of Double Eccentric Semi-Ball Valves

The double eccentric semi-ball valve is an advanced industrial valve commonly used in fluid pipelines to control the flow, connection, and distribution of fluids. Its operation is based on the rotation of the main control valve, which provides significant advantages such as easy operation, a frictionless opening process, zero leakage, and a long service life. These features make the double eccentric semi-ball valve an ideal choice for industrial applications, especially in situations where high...

Oct 16, 2024

Causes of Sealing Damage in Eccentric Half-Ball Valves

Eccentric half-ball valves, a novel type of ball valve, are becoming increasingly popular in industries that require precise control, such as petroleum, chemical engineering, and urban water supply and drainage. Compared to traditional ball valves, eccentric half-ball valves offer several distinct advantages: they facilitate smoother fluid flow, provide tighter sealing, and are easier to operate. However, like any precision mechanical component, the sealing surface of an eccentric half ball valve...

Oct 15, 2024

The Structural & Design Advantages of Three-Way Plug Valves

  A three-way plug valve is an efficient and flexible fluid control device that allows for quick switching, shut-off, or diversion of fluid by rotating the valve plug. Due to its simple structure, easy operation, and excellent sealing capabilities, it has wide applications in industrial pipeline systems. It is especially suitable for handling media containing suspended particles or multi-channel fluid distribution scenarios. With its diverse design and material options, the three-way plug valve...

Oct 14, 2024

Buried Ball Valves: Design Features & Maintenance Guidelines

  Buried ball valves are essential fluid control devices that play a crucial role in various applications. With their fully welded design, excellent sealing capabilities, and adaptable channel structure, these valves can withstand harsh conditions of high pressure and temperature while providing reliable solutions for deep-buried installations. To ensure the long-term stability and safety of these ball valves, proper maintenance and care are vital. This article will explore the design features...

Oct 12, 2024