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Pressure-seal Swing Check Valve

Pressure-seal Swing Check Valve
  • Product description

    Pressure-seal Swing Check Valve


    H61H/Y Pressure-seal Swing Check Valve

    Nominal diameter

    NPS 2"~36"

    Operating temperature

    -196℃~593℃(the range of service temperature may vary for different materials)

    Operating pressure




    Design standard

    BS 1868、ASME B16.34、API 6D

    Structural length

    ASME B16.10、API 6D、EN558

    Connecting end

    ASME B16.5、ASME B16.47

    Test standard

    API 598

    Operation method

    The valve clack can be automatically opened and closed with the medium force, movement weight can be increased to facilitate fast closing of valve clack, hydraulic cylinder can be increased to facilitate slow closing of valve clack to prevent vibration of pipeline, and pigging can be performed through manual opening and locking the valve clack at the opening position.

    Application fields

    For application in fields such as electric power industry, petroleum refining, petrochemical engineering, offshore oil, tap water engineering in urban construction, chemical engineering, etc.