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BROEN butterfly valves can be applicable in pipelines as one - off and regulating valves, available in interflanged version ("close at each other" type), and welding ends and in flanged version.the triple eccentric construction is on the highest tightness class at the low for remuneration and away suspension harper with them and also enables efficient opening of the disc at the maximum differential pressure.BROEN butterfly valve seal structure is elliptical and the contour of the seal is a part of the surface of the cone whose axis is inclined relative to the axis perpendicular to the disk and passing through its center (see the figure below).
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