33F, 37F, 40F series of bourdon tube pressure gauges 33F, 37F, 40F series of bourdon tube pressure gauges
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  • Brand:
  • product name:33F, 37F, 40F series of bourdon tube pressure gauges
  • 33F, 37F, 40F series

    Character:

    • Punch forming 304 stainless steel casing, copper thread connection.

     

    33FS, 37FS, 40FS series

    Character:

    • Punch forming 304 stainless steel casing, 304 stainless steel thread connection, and 304 stainless steel bourdon tube.
    • The excellent corrosion resistance of 304 stainless steel make it can be used for all kinds of extinguishing agent.

     

    33FL, 37FL, 40FL series

    Character:

    • Aluminum alloy casing, surface treated to avoid chemical reaction with copper valves. Punching aluminum alloy case, ecnomic price. Has same appearance with 33F, 37F, 40F

     

    Common Character:

    • 304 stainless steel bourdon tube, big indicating angle of the pointer due to the high elasticity of the material.
    • Work at temperature from -30℃ to 60℃
    • The material does not fatigue after subject to 1000 pressure cycle test.
    • Laser welding of the bourdon tube ensures excellent leakage resistance, and will not leak under a pressure 6 times of the working pressure.
    • The window is made from unbreakable PC plastic.
    • The indication is accurate and distinct for reading.

     

    Indication Accuracy:  Comply with UL standard

     

    Beginning of the green zone: ±4%

    End of the green zone: ±4%

    Working Pressure: ±4%

     

     

    Various threads are available for choice. For special threads, we also can supply if order quality is sufficient.

     

     

     

    Various dials are available for choice. For special dials, we also can supply if order quality is sufficient.

     

single cylider unit

single cylider unit

Hangzhou Jiean Fire Equipment Co., Ltd.

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double cylinder unit

double cylinder unit

Hangzhou Jiean Fire Equipment Co., Ltd.

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three cylinder unit

three cylinder unit

Hangzhou Jiean Fire Equipment Co., Ltd.

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23A, 23SA series of diaphragm pressure gauges

23A, 23SA series of diaphragm pressure gauges

Hangzhou Jiean Fire Equipment Co., Ltd.

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27A 35A series of diaphragm pressure gauges

27A 35A series of diaphragm pressure gauges

Hangzhou Jiean Fire Equipment Co., Ltd.

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23C, 23CL series of bourdon tube pressure gauges

23C, 23CL series of bourdon tube pressure gauges

Hangzhou Jiean Fire Equipment Co., Ltd.

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23CA, 23CAL series of bourdon tube imitating diaphragm pressure gauges

23CA, 23CAL series of bourdon tube imitating diaphragm pressure gauges

Hangzhou Jiean Fire Equipment Co., Ltd.

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37F, 40F series of high pressure bourdon tube pressure gauges

37F, 40F series of high pressure bourdon tube pressure gauges

Hangzhou Jiean Fire Equipment Co., Ltd.

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