Xinertai Hydraulic Machinery
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Buried parts of the door connection
Buried parts of the door connection

The flap door is a one-way valve installed at the outlet of the drainage pipe by the river. At the end of the drainage pipe, when the tide level of the river is higher than the outlet pipe and the pressure is greater than the pressure in the pipe, the flap door panel is automatically closed to prevent the river The tide poured back into the drainage pipe. The types of slap doors can be divided into cast iron slap doors, integral folding slap doors, square side opening doors, energy-saving side opening slap doors, steel side opening doors, steel round, square opening doors, and steel single-side opening doors. The shutter is suitable for water, river water, river water, sea water, domestic and industrial sewage and other media.

Steel racket doors are divided into vertical shaft steel racket doors, ordinary racket doors, floating tank racket doors, and reservoir drainage racket doors.

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