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    • Valve cleaning procedure
    • 2017/5/11 TIME:[1139]
    • The parts of the valve must be dealt with in the following steps before assembly:
      1, according to the processing requirements, some parts need to be polished, the surface can not have burr, etc.;
      2, all parts degreasing treatment;
      3, after degreasing, pickling passivation, cleaning agent does not contain phosphorus;
      4, after the purification of purified water with clean water, can not have pesticide residues, carbon steel parts to eliminate this step;
      5, one by one spare parts with non-woven cloth to dry, can not be retained on the surface of the wire, such as hair, or with a clean nitrogen to blow dry;
      6, the use of non-woven cloth or precision filter paper analysis of pure alcohol on the part of the wipe, until there is no dirty color.

    Sales Hotline:0515-80862777 18936333631 HOTLINE:0515-89119300  FAX:0515-89119877
    ADD:Jiangsu coastal ridge North Oubei valve industrial park, No. 29 North Road E-mail:yyfmgroup@163.com
    Jiangsu Yuanyang valve Limited by Share Ltd Copyright  Record number:蘇ICP備17028251號
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