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Swing check valve, also known as one-way valve or check valve, its role is to prevent pipeline backflow of media. Opening and closing parts by the media flow and power to open or close their own to prevent media backflow valve called the check valve. Check valves are automatic valves, mainly used for medium flow of one-way pipe, only allow medium to flow in one direction to prevent accidents. This type of valve in the pipeline should be generally horizontal installation.

Swing check valve purposes

Swing check valve for nominal pressure PN1.0MPa ~ 42.0MPa, Class150-2500; Nominal diameter DN15 ~ 1200mm, NPS1 / 2 ~ 48; Operating temperature -196 ~ 540 ? on the various pipelines, to prevent Media backwards. Through the selection of different materials, can be applied to water, steam, oil, nitric acid, acetic acid, strong oxidizing media and urea.