Product description
Specifications rubber sealed butterfly valve
DN1000,DN1200,DN1400,DN1600,DN1800,DN2000,DN2200,DN2400,DN2600,DN2800,DN3000,up to DN3600
1.Designing, manufacturing, testing of the butterfly valve employee BS EN593-1998 /AWWA C504.Butterfly Valve standard. 2. Face to face dimension: EN558-1.14. 3. Flange connection: BS EN1092:1997 PN10/16. 4. Body, disc of ductile iron Shaft of SS420/304 body Seal ring :SS316 disc Seal ring:NBR/EPDM Bolts and nuts of CS/SS304 5.After strictly grind, inside surface coat with blue non-toxic epoxy resin paint.