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Product Name

Wafer Butterfly Valve

Nominal diameter: DN50-DN250
Affiliate classification
沒有此類產品
Description
Technique parameters  
Nominal diameter  DN50-DN250
Face-face standard EN558 Series 20
           ISO 5752 Series 20
  API 609 Table 1
Flange connection   EN 1092 PN10/16
  ASME Class 150
  JIS B 2012 10K
   
Flange seal EN 1092 Form A/B
  ASME RF,FF
Top flange     EN ISO 5211
Seal standard   EN12266
  ISO 5208
Working pressure  biggest 16bar
 
 
Product features:
1.complete two-way seal.
2.precise machining on both valve body and disc,ensuring small torque and long life.
3.Three bushings on valve shaft to prevent skew; even after many years usage,still ensure very high positioning precision. 4.Four flange positioning holes ensuring the correct position of valve when installing.
 
Application industry:
1.Chemical and petroleum.
2.Water processing and waste water processing.
3.transmission of gas.
4.ship building.
5.Power plant project,Environment protection project and thermal engineering project.
 
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Key words
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