wafer hard seal eccentric Butterfly Valve:

Design & manufacture standard: API609

flange connection dimension:  ANSI B 16.5

face to face dimension std.: ANSI B 16.10

Pressure test & inspection: API 598

 

size: 2"-36";
pressure: Class150~Class300;

metal to metal sealing structure;

characteristic:  due to use three eccentric configuration with reliable hermetic capability ,which ensure disc never touch sealing seat when it start, solve the problem of hermetical seat burden unequally,prolong service life, together with the advantage of high temperature resistant, wearable,antisepsis etc.

 

Material components:

body--- WCB, 304,316SS etc; 

disc--- WCB, 304, 316;

stem--- 416, 316, 2Cr13, 304 ;

sealing ring--- 316, fluorine plastic; 

packing--- flexible graphite, fluorine plastic;

 

More details, welcome to contact us at once.