Tablet has a unique valve gate valve is a kind of social structure, can be used in a variety of media in the pipeline, meet the demand of our country enterprise by different production and living, so we need to before on a flat plate gate valve installed a student to be prepared for what? Before installing a. The clean one. 。 All parts skim. Swing check Industrial Valves can also be used to give the pressure could rise to more than the system pressure of the secondary system supply piping. Check Industrial Valves disc around the seat to the clamp pin shaft rotate within the check valve. Disc check valve has simple structure, can only be installed in horizontal pipe runs, sealing is good. Carbon steel check Industrial Valves is the valve is used as boiler feed water and steam to cut off the valve, it can lift check valve and globe or Angle valves of the comprehensive function. 2. A need to do polishing processing, surface can't be machining burrs, etc. 。 After the completion of the degreasing, pickling passivation. 。 After pickling passivation, rinse clean with water, there can be no drug residues. 。 4. With non-woven dry one by one, can not be cable, and keep some surface, or use a clean dry nitrogen. 。 5. Dip in with non-woven or precision filter paper take analysis of pure alcohol each parts, wiping until no dirt color. 。 b。 1 assembly requirements. 。 Installation workshop must ensure clean, or to build temporary clean areas, to prevent dust into the installation process. 。 2. Assembly tools must be degreased before assembly, in order to ensure clean. c。 Other requirements 1. Sealed with clean PE cap seal after test qualified, before use, in an organic solvent to wipe clean. 。 2. With nitrogen purging of assembled valves at least 1 minute. 3. Air test must use pure nitrogen. 。 4. Need to use vacuum bag sealing. So check before installing we need students prepare for the work, in order to ensure that the valve can really play an important role.
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