ConnectionWafer, Lug
Fig.211M - Marine approved
Size rangeDN25 - DN800
Standard pressure10bar, 16bar
Flange standardPN10/16, Class150, BS table D/E, JIS B2239 10K/16K
Face to faceEN558 Series 20; API 609 Table 1
Top flangeISO5211
Temperature range-20°C to +150°C
(depending on pressure, medium and material)
NoteWRAS approval available for sizes ≤ DN300
Fig.211/211M rubber seat butterfly valve features a one-piece through-shaft design with a square drive connection between the disc and stem, without using pin. This design provides improved mechanical strength and precise torque transmission.
The valve is designed for reliable shut-off and flow control in industrial piping systems across a wide DN range.
Fig.211M is a marine-approved version, suitable for use in marine and offshore applications.