The valve when cleaning cleaning steps

Valves in the process of use, we always to maintenance and cleaning, cleaning is a very important part of, but we have many users at the time of cleaning, don't know how to start, here, our team of valve cleaning for a simple step-by-step instructions. Main said here is that the valve after removed, clean the parts in the assembly of the valve in front of the assembled before must go through the following process: 1, according to the processing requirements, some parts need to do polishing processing, surface can't be machining burrs, etc. ; 2, all parts for degreasing process; 3, degrease pickling passivation, after the completion of cleaning agent does not contain phosphorus; 4, pickling with purified water is rinsed clean, cannot have drug residues, carbon steel parts leave out this step; 5 parts with non-woven fabric, shot for dry, not cable MAO retained components surface, or use a clean dry nitrogen; 6, with non-woven fabric or precision filter analysis of pure alcohol to wipe components one by one, until no dirty color. As long as strictly according to the above steps, the valve after cleaning, ensure that look brand-new. Article: always fine letter valves WWW mau valve co. , LTD. zjxmfm。 com