What is Cast Iron Wafer Butterfly Valve? A wafer style butterfly valve is created to make the complete removal of a control shutoff from a pipe easy, without influencing the stability of the line. In the 'wafer' variation, the value is pressed in between or attached with flanges (what https://finnhopmj.theblogfairy.com/36562116/comprehending-the-benefits-applications-industrial-piping-equipments-long-lasting-economical-flow-control-option-valves-for-cast-iron-wafer-butterfly-shutoff