concentric flange PTFE lined butterfly valve-Belo Valve

Concentric flange type PTFE lined butterfly valve is a common anti-corrosion valve in modern industry. The flow channel, disc plate, valve stem and all parts contacting with medium of flange butterfly valve are fully lined with PTFE, which has good acid resistance and corrosion resistance. Concentric flange type PTFE lined butterfly valve is mainly used in various chemical and other industrial pipelines with corrosive mediums.

concentric flange PTFE lined butterfly valve-Belo Valve
concentric flange PTFE lined butterfly valve-Belo Valve
pneumatic concentric flange PTFE lined butterfly valve-Belo Valve
pneumatic concentric flange PTFE lined butterfly valve-Belo Valve

the concentric flange PTFE lined butterfly valve is using the handle lever or hand wheel mechanism on the top of the butterfly valve to rotate, and pushes the valve stem to drive the disc plate to rotate to complete the switch and adjustment of the flange butterfly valve. 

how butterfly valve operates-Belo Valve
how butterfly valve operates-Belo Valve

Common used model Nos: D41F46, D341F46. 

Nominal Diameter: DN50-DN600mm

Nominal pressure: 1.0Mpa-1.6Mpa 

Working temperature: -29℃-150℃. 

Design standard: GB/T12237-1989

Flange end connect standard: GB/T9112-9131

Face to face standard: GB/T12221-1989

Testing standard: JB/T9092-1999

body material: cast steel, ductile iron, stainless steel.

Applicable medium: concentrated acid, sulfuric acid, aqua regia. 

DN800 PN10 concentric PTFE lined worm gear operated flanged butterfly valve ductile iron body stainless steel CF8M valve disc-Belo Valve
DN800 PN10 concentric PTFE lined worm gear operated flanged butterfly valve ductile iron body stainless steel CF8M valve disc-Belo Valve

Applications of concentric flange PTFE lined butterfly valve: 

Concentric flanged PTFE lined butterfly valve is suitable for various concentration of aqua regia, sulfuric acid, hydrochloric acid, hydrofluoric acid and various organic acids, strong acids, strong oxidants(with temperature 50-150℃), and also suitable for various concentrations of strong alkalis. It is used in pipelines of organic solvents and other corrosive gases and liquid mediums, and has good anti-corrosion performance, which is more popular in the selection of anti-corrosive valves. 

for more information or prices about PTFE lined flange butterfly valves, do not hesitate to contact us:

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