PTFE Valves:
Nominal Diameter:
DN350 - DN900
Face-to-Face:
EN 558 Series 20
ISO 5752 Series 20
API 609 Table 1
Flange accomodation:
EN 1092 PN 10/16
ASME Class 150
ASME B16.47, Serie A, Serie B
AS 4087
Flange Surface Design:
EN 1092 Form A/B
ASME RF, FF
Top Flange:
EN 19
Tightness Check:
EN 12266 (Leakage Rate A)
–40 °C to + 200 °C (depending on operation pressure)
Max. Operating Pressure:
max. 6 bar (10 bar for spec. version)
DN 350 - DN 600 max. 200mbar absolutDN 700 - DN 900 max. 500mbar absolut(with silicon elastomer inserts)