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DK-Butterfly Valve


Butterfly Valve

Leak-tightness at line stream

A perfect zero leakage seal at bi-direction is obtained by the compression of the inner between the valve body and the edge of the disc. A perfect zero leakage seal is provide by means of flatted liner area around both up and down shaft passages and the spherically machined disc.


DK – Butterfly Valve

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Wafer butterfly valve of which retentive elastomer line can be replaced on site without extra tools Complete, permanent and continuous leak-tightness provided by spherical contact between the disc and the liner and shaft sealing provided by flatly raised seat surface and polished disc-hub area.

Additional information


Butterfly Valve
Type BL301N / BG301N


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