keystone
Brand reference:73969
Products from this brand
German keystone valve keystone model keystone price
keystone valves include vacuum ball valves, vacuum gate valves, vacuum venting valves, pneumatic vacuum valves, etc. Their function in a vacuum system is to change the direction of airflow, regulate the flow rate, and cut off or connect pipelines; such components are called vacuum valves. keystone valve connection method: flange connection, which is the most commonly used connection form for valves. According to the shape of the joint surface, it can be divided into the following types: 1) Smooth type: used for valves with low pressure. Easy to process. 2) Male-female type: higher working pressure, medium-hard gaskets can be used. 3
German keystone seals keystone model keystone price
keystone seals refer to devices that prevent fluid leakage, formed by at least one pair of end faces perpendicular to the axis of rotation maintaining contact and sliding relative to each other under the action of fluid pressure and the elastic force (or magnetic force) of the compensation mechanism, in conjunction with auxiliary seals. When the auxiliary seal of the compensation ring is a metal bellows, it is called a bellows mechanical seal. There are mainly the following four types of components. a. Primary sealing elements: rotating ring and stationary ring. b. Auxiliary sealing elements: O-rings. c. Clamping elements: springs, thrust rings. d. Drive elements: spring seats and keys or fixing screws. keystone