The Definox butterfly valve range has a compact interflange version for quick assembly and disassembly on process lines.
Features
- New compact interflange valve design
- O-rings that seal between the half bodies and the flange
- Quick assembly and disassembly
- Can be used for a variety of applications
- Low pressure loss and line transfer without retention
- Easy to adjust operating devices
Materials
- Half body: stainless steel 1.4404 / 316L
- Disc: stainless steel 1.4404 / 316L
- Weld end: stainless steel 1.4404 / 316L
- Seal: EPDM - fluorinated elastomer (FKM) or silicon
- Flange and fastening: stainless steel 1.4301 / 304
- Operating devices: stainless steel 1.4301 / 304
Service conditions
- Max. temperature: + 120oC, depending on seal type
- Min. temperature: 0oC/+32oF
- Max. working pressure:
- 14 bar (1400 kPa) / 203 psi DN 25 to DN 51
- 12 bar (1200 kPa) / 174 psi DN 63 to DN 80
- 10 bar (1000 kPa) / 145 psi DN 100
- 8 bar (800 kPa) / 116 psi DN 125 to DN 150
- Actuator air supply pressure:
- min. 5,5 bar (550 kPa) / 80 psi
- max. 8 bar (800 kPa) / 116 psi
- Vacuum resistance: 0,4 cm3/s