Name: Double Eccentric Butterfly Valve / Double Flanged Eccentric Butterfly Valve / Double Eccentric Double Flanged Butterfly Valve .
Size :DN100-DN1200 .
Design Standard:BS, AWWA, DIN , JS.
Face to Face:DIN3202 F4/F5,ISO5752 Service 13/14 , BS5155.
Feature :
1. The double eccentric structure reduces friction of the sealing ring , providing the valve a long service life .
2. “T” structure of the disc sealing ring , The sealing pair is linear sealing .
3. Replacing materials of the disc ring , “O “-ring , disc and shaft , the valve can be used for various medium and temperature .