DN300 pre-opening high pressure globe valve

The shut-off valve has a compact structure, is easy to manufacture and maintain, and has good adjustment performance, and is widely used in conveying pipelines of various media. However, when the fluid passes through the shut-off valve, the direction changes, so the resistance is relatively large, and it is not suitable for high-viscosity, containing suspended substances and is a commonly used shut-off valve, mainly used to connect or cut off the medium in the pipeline. The shut-off valve has a compact structure, is easy to manufacture and maintain, and has good adjustment performance. It is widely used in conveying pipelines of various media.