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          large size butterfly valve

          The butterfly valve are suitable to be used for industry pipe line as two-way opening-closing and regulating devices.

          1.Short in face to face length AWWA C54 short body,

          2.Disk is trussframed with two plate and flow resistance is lower.

          3.It has reliable sealing structure for two-way stopping without and leakage.

          4.PN 10, PN16 OR PN25.

          5.With large size of DN4800MM.

          6.It has resilient seal and metal seal two types.

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