Opening and closing pieces by medium flow and power to open or close, in order to prevent the media back valve is called the check valve. Check valves are automatic valves, mainly for the medium one-way flow of the pipeline, only to allow the media to flow in one direction, in order to prevent the occurrence of accidents
Note: parameters are for reference only, or are not full. Valve can be used in accordance with the requirements of different pressure, material, diameter, drive, etc.. Specific please contact or online advisory contact.
Welding connection valve for the nominal pressure of PN20.0 ~ 32.0Mpa, the temperature is not higher than 540 DEG (P (57) 170V operating temperature of 570 DEG C) pipeline in various working conditions of petroleum and chemical industry, hydropower and thermal power plants and other, cut off or connected to the media. Applicable medium: water, oil, steam, etc..
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