Resilient Seated Centre Flanged Valve
Butterfly valve with centre flange enables the one side lugging of the pipe. Due to the diversity of base materials available, this valve is suitable for various fields of application.
Technical data
Nominal diameter:
DN 80 – DN 400
Face-to-face:
EN 558 Series 20
ISO 5752 Series 20
API 609 API 609 Table 1
ISO 5752 Series 20
API 609 API 609 Table 1
Flange accommodation:
EN 1092 PN 6/10/16
Flange Surface Design:
EN 1092 Form A /B
ASME EF
ASME EF
Top flange:
EN ISO 5211
Marking:
EN 19
Tightness check:
EN 12266 (Leakage rate A)
ISO 5208, Category 3
ISO 5208, Category 3
Working standard:
EN 593
Temperature range:
-20°C to + 200°C (depending on pressure, medium and material)
Max. Operating pressure:
max. 16 bar
Vacuum:
0,2 bar absolute (depending on medium and temperature)
