The American standard gate valve plays the role of cutting off or connecting the medium in the pipeline. It can perform good operations on the pipelines of thermal power plants, petroleum, chemical and other working conditions at a temperature of -29℃～600℃. The medium can be oil, Water, steam, etc. The structural length and characteristics of the American standard gate valve mainly have the following points:

1. The American standard gate valve meets the requirements of domestic and foreign advanced technology production standards, its sealing performance is good, and its appearance is beautiful and generous. Commonly used non-metal seat materials for American standard gate valves

2. The structure adopted by the gate valve is a wedge-type elastic gate structure and a rolling bearing with medium and large diameters, which has the advantages of low friction and easy opening and closing.