Z85X groove type concealed rod elastic seat sealing gate valve is a new type of soft seal gate valve produced by introducing advanced foreign technology. It has various advantages that traditional valves do not have and has a wide range of applications. It has significant advantages such as lightweight switch, reliable sealing, good elastic memory, and long service life. The groove gate valve is lightweight and made of high-grade ductile iron, which reduces the weight by about 20% -30% compared to traditional gate valves. It is easy to install and maintain. Widely used as regulating and intercepting devices on fluid pipelines such as tap water, sewage, construction, petroleum, chemical, food, medicine, textiles, electricity, ships, metallurgy, energy systems, etc.