DELVAL
Series 7-8 Trunnion Mounted Ball Valve
Trunnion mounted ball valve with flanged (RF, RTJ) or buttweld ends, sized 2" to 14" as Series 7 and 16" to 24" as Series 8, rated Class 150 to 1500 in full and reduced bores. Firesafe design is the default and NACE versions are available: a primary soft seal backs onto a secondary metal seat, and seats are SPE x SPE (DBB) as standard with DIB-1 and DIB-2 arrangements available.
- Body type
- Flanged (RF, RTJ), buttweld
- Body
- CS, SS, Duplex SS
- Ball
- CS + ENP, CF8M, CF3M, Duplex SS
- Stem
- 410 SS, 316 SS, 304 SS, XM-19, Duplex SS
- Seat
- RTFE, PEEK, Devlon, Nylon, Viton
- Seat seal
- HNBR, FKM
- Size range
- Series 7: 2" to 14" (DN 50 to 350); Series 8: 16" to 24" (DN 400 to 600)
- Pressure rating
- Class 150 to 1500, full and reduced bores
- Design standard
- API 6D, ASME B16.34
- Testing standard
- API 6D, API 598, ISO 5208
- Features
- Cast body with ISO 5211 top plate for direct mounting; double seal combination of O-rings and fire safe spiral wound gasket for perfect body joint sealing; O-ring stem sealing with (2) pre-energised graphite seals for emission control; SPE x SPE seats as standard (DBB), DPE x DPE seats (DIB-1) and SPE x DPE seats (DIB-2) available; primary soft seal and a secondary metal seat for fire safe design; anti-blowout proof stem design; fully machined body bore provides less resistance to flow hence increasing flow
Typical response within one working day. Cut-to-length and site support available.
DELVAL
Series 64 Three-Piece Ball Valve
Three-piece ball valve with threaded or socket weld ends, 1/2" to 2".
DELVAL
Series 65-72 Floating Ball Valve
Flanged floating ball valve, 1/2" to 12", Class 150 to 900 by series.
DELVAL
Series D65-D69 Automated Flanged Floating Ball Valve
Two-piece flanged floating ball valve with actuator mounted, ANSI Class 150.
DELVAL
Series 75/76 One-Piece Ball Valve
Flanged ball valve with a solid one-piece ball, 1" to 4", Class 150 or 300.