fan shaped blind valve

1.The gear blind plate valve is also known as valves,flap valves, fan-shaped valve, cut off the gas line equipment and reliable media GB6222-86 "Industrial Gas Safety Regulation" requirements. Google valve is used in industrial and mining enterprises,municipal,environmental protection and other industries in teh gas medium pipeline system,especially for hazardous, toxic,flammable gas asolute cut end of the pipe is also suitable as blind to shorten the repair time ro the easy connection o new piping system. 2.The gear blind plate valve compared with other do absolutely out off valve in the pipeline equipment, has a novel structure, light weight,small size, easy operation,and prompt action to cut off gas performance is absolutely reliable.

1.The stainless steel blind valve are mainly consisted of body,disc,disc seal ring,disc locknut,bonnet,bonnet gasket ect.The valve disc is used for cutting off or dredging the pipeline.The suitable medium can be water,oil,gas and the suitable temperature can be-29℃-150℃.The main property is simple structure and reliable performance. 2.A blind plate is installed in the middle of the upper one of the three lead screws, and the blind plate rotates around the axis. The following two lead screws are equipped with blind plate positioning blocks on the same position, which can prevent the blind plate from drifting when the blind plate rotates and avoid abrasion of the sealing rubber ring.