DN40-800 double flanged hard sealing butterfly valve

Model of valve : D343H-10/16  quick closing valve

Body of valve : CI, DI, carbon steel SS304

Discofvalve : Ni coated ductile iron, Nylon coated ductile iron,SS304,SS316, aluminum bronze

Shaft of valve : 20# steel,SS420,SS304&316

Seat of valve : EPDM, wear-resistant EPDM,NBR,PTFE,Viton

Handle of valve  : iron, punching malleable iron, aluminum,handle

Normal Diameter of valve: DN50-700

Normal Pressure of valve: PN10/16

Applicable medium: water ,sea water, sewage , oil, air, weak acid and soda etc.

Applicable temperature of electro valve : <300°C

Valve main structure material:

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