FD-H Series Bi-eccentric High-Performance Butterfly Valve

  Overview and application  
 Bi-eccentric high-performance butterfly valve is an energy-saving valve with a long service life that applies eccentrically designed structure. It is widely applied on pipes with corrosive media such as air, coal gas, combustible gas and water in industries like metallurgical industry, electric power industry, petroleum industry and chemical industry, like working conditions involving sea water desalination, air separation, high and intermediate pressure condensate and coal gas. 

  Product features  
 
 	 
 ISO5211 standard top flange 
 
 	 
 Integrated valve rod, packing can be tightened on the spot 
 
 	 
 Low friction on sealing surface, low torque and wear-resistance 
 
 	 
 One-way seal and bi-directional seal for option 
 
 	 
 High pressure resistance, corrosion resistance, wear resistance and long service life 
 
 

 Technical parameters 
 
 	 
 Nominal diameter: DN50~DN1600 (2"~64") 
 
 	 
 Pressure rating: PN6~PN100 (class 150~600) 
 
 	 
 Working temperature: -45℃~200℃ 
 
 	 
 Connection: Lug, flange, wafer 
 
 
 Materials 
 
 	 
 Valve body: carbon steel, stainless steel 
 
 	 
 Valve plate: carbon steel, stainless steel 
 
 	 
 Valve rod: stainless steel, carbon steel, 
 
 	 
 Valve seat: R-PTFE, PPL, stainless steel 
 
 

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