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          Corrugated tube elastic hard sealing butterfly valve
          Product introduction

          Product standard: GB/T 12238-2008

          "Universal valve flange and clamp connection butterfly valve"

          JB/T 8527-1997 metal hard seal valve

          Nominal diameter: DN300-DN2400

          Nominal pressure: PN0.25MPa-2.5MPa

          Working temperature: less than or equal to 80 DEG C

          Connection form: flange

          Drive mode: manual, electric, hydraulic

          Main material: gray cast iron, nodular cast iron, cast steel, steel plate welding

          Uses: thermal power station circulating water system, urban water supply system, etc.. The utility model is used for regulating the water flow through the broken water flow and in the range of 40 DEG -90 deg.

          Structural features: bellows flexible metal floating seal valve seat. When opening and closing the sealing surface friction size, opening and closing torque is small. Sealing surface by special processing, high hardness, corrosion resistance, wear resistance, reliable sealing, long service life.


          Outline and installation dimensions
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          Product name Corrugated tube elastic hard sealing butterfly valve
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