needle globe valve

The gate valve is used to stop or regulate the flow of medium in pipelines, mainly used in petroleum, chemical industry, power station and other industries. The gate valve with stainless steel body and bonnet is equipped with a disc sliding seal which combines the advantages of a packing seal system and ball seat pressure seal. Heavy duty disc seals combine the advantages of a packing seal system and a ball seat pressure seal. The sliding seal is close to both sides of the gasket, and it can ensure no lubrication seal even at high speed or large flow