PRODUCTS > Check valve > Internal thread check valve

                  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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