Matters needing attention in installation of telescopic weld

Writer： admin Time：2021-10-14 22:39 Browse：℃

Note for the installation of the telescopic welded bellows vacuum valve 1. The installation of the vacuum valve is the key to determining the service life of the valve. Improper installation may degrade the performance of the valve. Therefore, the following points should be confirmed before installing the valve: (a) Carefully disassemble the valve packaging, check the label or label against the list of materials, specifications and schedules, To ensure that it meets the requirements of the order and working conditions; (b) Pay attention to the special warning labels or signs attached to the valve or accompanying the valve, and take appropriate measures; (c) Check the valve to indicate the flow direction of the signs, if the flow is marked Direction, the valve should be installed in accordance with the specified flow direction; (d) Through the passages at both ends of the valve, check whether the inside of the valve is clean, whether there are foreign objects and harmful corrosion. Remove special packaging materials, such as obstructions used to prevent the valve from moving during transportation and handling; (e) Before installing the valve, check whether the pipeline connected to the valve is clean and whether there are foreign objects"