введение в общие структуры кузова шарового клапана
Ball valves are a common type of fluid control device, widely used in industries such as oil, gas, chemical processing, power generation, and water supply due to their simplicity, good sealing performance, and long service life. Depending on the valve body structure, ball valves can be categorized into top-entry, two-piece, three-piece, and fully welded types. Each type has its own design advantages and limitations, making it crucial to select the appropriate ball valve for reliable system operation...