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Wafer type butterfly valve 411 (410) series is an on-off and control valve for demanding industrial pipelines. The valve is tight to both directions of flow. The body of this wafer type butterfly valve is full bore and made of stainless steel. The eccentric disc and stem are of stainless steel as well. Stem seals are tightable graphite seals and O-rings. Also tailor made stainless compositions are possible.
