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Internal thread check valve

PRODUCTS > Check valve > Internal thread check valve
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Internal thread check valve

Product model:H11W
Nominal diameter: DN15~50mm
Nominal pressure: PN1.0~1.6MPa
Applicable temperature: -29℃ ~+425℃
Applicable medium: water, steam, oil, other corrosive medium
Scope of application: beer, beverage, dairy, pharmaceutical, biological engineering, etc.
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[Standard parameter]

Design and manufactureGB12236
Structural lengthGB12221
Pressure temperature ratingGB9131、JB/T74、HG20604
Connection standardJB/T74、GB9113、HG20592-20635
Pressure testJB/T9092-1999、GB13927


[Valve features]
   Internal thread check valve, high precision, beautiful appearance, small shape, with a spring device, vertical and horizontal installation are all features. Mainly used to prevent the media back the use of pipeline system, internal thread check valve function is used to prevent the media back in the pipeline.


[Valve structure drawing]


[Adaptive condition]
      The internal screw check valve is used in the pipeline of petroleum, chemical, thermal power station and other working conditions.

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