PN 10-16-25-40
DN 80-600

Butterfly, double eccentric , PN 10-16-25-40
WR Type


Wafer body, double eccentric disc, adjustable stuffing box, anti-static device, fire safe, blow-out proof stem.


Butterfly valve of high performance with bidirectional seats for all the pressures range.

PTFE seats with a core formed by a spring and a self-centring ring which give adaptability to changes of temperature and pressure.


Internal wetted parts are in acc. to NACE Standard MR0175.

Cryogenic service
Metal to metal tightness

DesignAPI 609
ConnectionsEN 1092 part 1
Face to faceAPI 609 cat.B.
Top flangeISO 5211
TestingsAPI 598
Fire safe tested       ISO 10497
Fire safe
 Lloyd’s Register
Type approval
 Det Norske Veritas
 Bureau Veritas
Download the catalog Bac Valves 2015