Design and manufacturing in compliance with Chinese national standards

Basic structural form (the butterfly plate shaft coincides with the center of the valve body/valve seat)

A. D71F4 village wide valve body, village wide/butterfly plate, village level/village level screw plate and butterfly plate shaft double D matching

B. D71F46 village wide valve body, village wide/butterfly plate, village wide/integrated with butterfly plate

C. D71F4 (46)/P Half Village Type Valve Body Full Solid/Butterfly Plate Made of Stainless Steel/Butterfly Plate and Butterfly Plate Shaft Double D Fit