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