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SHANGHAI HUIXUAN VALVE

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Address: NO.720, Suide Road, Jiading District,Shanghai, China.
 


Metal seat steam jacketed butterfly valve

Model:

  • Port size:DN50~1200, NPS 2〞~ 48〞
  • Pressure:PN16 ~ 25 CLASS 150/300LB
  • Medium:Easy crystallizating medium
  • Temperature :-29~425℃
  • Body material:WCB CF8 CF3 CF8M CF3M or others
  • Description:
Metal seat steam jacketed butterfly valve also known as jacket insulation butterfly valve,Metal seat steam jacketed butterfly valve is in the ordinary tripple eccentric metal hard seal butterfly valve on the basis of the external welding of the metal jacket, in the Metal seat steam jacketed butterfly valve body on both sides of the jacket interface can contain steam or other overheating gas, in order to prevent the medium in the normal temperature of solidification or crystallization.Metal seat steam jacketed butterfly valve flange is bigger than ordinary metal hard seal butterfly valve flange to one to two specifications, Metal seat steam jacketed butterfly valve mainly used in petroleum, chemical, metallurgy, pharmaceutical and other systems.
 
Metal seat steam jacketed butterfly valve features:
1 Metal seat steam jacketed butterfly valve adopts three eccentric sealing structure, seat and butterfly plate almost no wear, with more and more tight sealing function.
2 the seal ring is made of stainless steel, with the dual advantages of metal hard seal and elastic seal, regardless of the low temperature and high temperature, Metal seat steam jacketed butterfly valve have excellent sealing performance, corrosion resistance, long service life and other characteristics.
3 The sealing surface of the Metal seat steam jacketed butterfly valve disc is hard faced with cobalt-based carbide, which is resistant to wear and has a long service life.
4 Large size Metal seat steam jacketed butterfly valve adopts the structure of quilting, with high strength, large flow area and small flow resistance.
5 Metal seat steam jacketed butterfly valve has a two-way sealing function, installation is not limited by the flow of the medium, nor by the impact of the space position, can be installed in any direction.
6 The driving device of Metal seat steam jacketed butterfly valve can be installed in multiple stations (rotating 90° or 180°), which is convenient for users to use.
 
How to choose the types of Metal seat steam jacketed butterfly valve:
1 About the Metal seat steam jacketed butterfly valve working condition
What structure do you want to use?
What is the medium of pipeline?
Medium through pipeline working pressure ?
Medium through pipeline working temperature?
Pipeline connection size?
 
2 About the jacket working condition
What is the medium through Jacket, Steam or hot oil?
Medium through jacket working pressure ?
Medium through jacket working temperature
Jacket connection form (thread or flange connection)?
Jacket coupling size?  NPS1/2’’ is ok?
 
3 Structure and material for the whole set of Metal seat steam jacketed butterfly valve
 It is full jacket or partial half jacket design?
what material do you choose for valve and jacket?
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