1) Size:2"-48" or DN50-DN1200

 2) Class:150LB-2500LB or PN10-PN250 or 10K-40K

 3) Material:WCB,LCB,CF8 304,CF8M,CF3,CF3M

WCB Butterfly valve part material :

a) Body:ductile iron,cast iron,stainless steel,carbon steel

b) Disc:plated ductile iron,aluminum bronze,stainless steel

c) Stem:stainless steel

d) Seat:NBR,EPDM,FKM and CR

WCB Butterfly valve Standards:

a) Valve design to:API609

b) Valve test to:API 598,GB13927

c) Face to face:API 609

d) Flange drilled is accoding to:GB/T17241,ANSI B16.42,ANSI B16.1 and EN1092-2 Features.

 WCB Butterfly valve characteristic:

1) Small in size and light in weight;easy in installation and maintenance;can be mounted wherever needed.

 2) Small torque of operate,energe saving

 3) Flow curve tending to straight the test of tens of thousands opening/closing operation

 4) Long service life.Standing the test of tens of thousands opening/closing operation

 5) Perfect sealing without leakage under the pressure test

 6) Wide selection of materials,applicable for various mediums