Principal features The raw materiad of BD series butterfly valve is steel and aluminum. The aluminum butterfly valve employs O-shaped ring sealing and the steel butterfly valve employs mechanic sealing structure design. The locking cover at the series butterfly valve has three structural modes...
BD Series Transformer Butterfly Valves
型号说明 Model Direction
Nominal Diameter (mm)
Nominal Pressure (kpa)
Design Series Number
Plate Butterfly Valves for Transformer
Model sample for butterfly valve product:
Nominal pressure 150kpa, nominal diameter 80mm, model number of plate butterfly valve for transformer in the first design is BDB1-150/80
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