Resilient Seated Butterfly Valve

Thanks to their design and material diversity, centrally mounted, resilient seated shut-off and control valves are almost universally usable. Whether the medium is water, powder or gas – with a broad range of materials, we can offer you the optimal solution for your application.

Nominal diameter:

DN 20 – DN 1200 (DN 20 only PN10/16)

Face-to-face:

EN 558 Series 20
ISO 5752 Series 20
API 609 Table 1

Flange accommodation:

EN 1092 PN 6/10/16
ASME Class 150
AS 4087 PN 16

Flange Surface Design:

EN 1092 Form A /B
ASME RF, FF

Top flange:

EN ISO 5211

Marking:

EN 19

Tightness check:

EN 12266 (Leakage rate A)
ISO 5208, Category 3

Working standard:

EN 593

Temperature range:

-40 °C to + 200 °C (depending on pressure, medium and material)

Max. Operating pressure:

max. 16 bar