The lost foam casting material of high-pressure valve body is carbon steel ZG230-450, with good toughness and plasticity and excellent lost foam casting performance. The outline dimension of the valve body lost foam casting is 300 mm × 170mm × 82 mm, with a volume of 2912 290 mm...
With the development of the foundry industry in the direction of specialization, intelligence and green, compared with the traditional sand casting, the lost foam casting technology can obtain high-quality, high-precision and high-performance castings, which is praised as “the green revolution of the foundry industry” and “the foundry technology of...
Carry out trial production of valve castings according to the improved process of the test plan. A batch of 6 valve bodies were trial-produced, and no pressure leakage occurred. At the same time, 100% radiographic inspection shall be carried out for the inlet and outlet flange positions according to...
For three different processes, the MAGMA casting simulation software is used to simulate the valve casting process, and the results are shown in Figure 1-3. Figure 1 is the simulation result of test plan 1. It can be seen that under the valve casting process, about 10% of the...
In view of the problems existing in the current casting process, three test schemes are designed to improve the process performance by increasing the flow performance of castables and changing the cooling rate, and comparative experimental studies are carried out. (1) Test plan 1: increase the number and area...
Testing and certification of gate valve bodies are crucial to ensure their performance, reliability, and compliance with industry standards and regulations. These tests and certifications ensure the safety and functionality of the valves under various operating conditions and provide confidence to end-users in their performance. Below are some of...
Gate valve bodies are integral components of fluid flow control systems. They are designed to regulate or isolate the flow of liquids and gases in various industrial applications, including water and wastewater treatment, power generation, chemical processing, and oil and gas production. This article discusses the principles of gate...
Gate valve body design has evolved over the years to enhance efficiency, reliability, and overall performance. Several innovative design features have been incorporated to address common challenges and improve the functionality of gate valve bodies. Here are some notable innovations in gate valve body design: These innovations in gate...
Gate valve body technology has significantly evolved over the years to meet the ever-growing needs and demands of various industries. These industries require gate valve body technology that provides them with improved performance, operational efficiency, and cost-effectiveness. As a result, there have been numerous advancements in the materials used,...
Proper maintenance and regular inspection of gate valve bodies are essential to ensure their longevity and reliable performance. Here are some best practices for the maintenance and inspection of gate valve bodies: By following these best practices for maintenance and inspection, gate valve bodies can be kept in optimal...