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SF1

Centric / high performance butterfly valve

BR82 series butterfly valve can be installed in the petroleum, chemical, food, pharmaceutical, textile, paper, water, electricity, metallurgy, energy systems. It also can be used as regulation and interception device to deal with corrosive, non-corrosive gases, liquids, semi-fluid and solid medium in pipelines and containers of powder. Because of bi-directional sealing function, it can be installed in any position of the pipeline.
 
Features
Nominal Diameter:DN40 to DN1400 (1-1/2” to 56”)
Pressure Rating:PN10 to PN40 (ANSI 150~300 lbs)
Connections:
Flanged:ANSI B 16.5(U type)
Wafer type:DIN 2501/ASME B 16.1
Body material:
WCB (1.0619/GP240GH/WCB)
Stainless steel (1.4408/CF8/CF8M/CF3/CF3M)
Trim material:
Stainless steel
Optional material hastelloy/ dual-phase steel
for the valve plate
Working temperature:
Centric structure: -35℃ ~ +150℃
Double-eccentric soft seal :-20℃ ~ +160℃;
Three-eccentric metal seal : -20℃ ~ +425℃
Flow characteristic KVS:
Equal percentage
Quick opening/cut off
Leakage class:Metal sealing IV/V, soft sealing VI
Actuator:
PRS/PRD series pneumatic actuator;
NN series manual drive;
Hydraulic actuator
Electric actuator specified by the customers
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