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

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


Lugged body, double eccentric disc, adjustable stuffing box, extended bonnet (vapor space),  anti-static device, fire safe, blow-out proof stem.


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

DesignAPI 609 
ConnectionsEN 1092 part 1
Face to faceAPI 609 cat.B. 
Top flangeISO 5211
Testings API 598 
Fire safe testedISO 10497 

Fire safe
 Lloyd’s Register
Type approval
 Det Norske Veritas
 Bureau Veritas
Download the catalog Bac Valves 2015