What is Cast Iron Wafer Butterfly Shutoff? A wafer design butterfly valve is designed to make the full elimination of a control valve from a pipeline very easy, without affecting the integrity of the line. In the 'wafer' variation, the worth is pressed in between or attached with flanges https://cast-iron-wafer-butterfly35434.affiliatblogger.com/89587011/understanding-the-conveniences-applications-industrial-piping-equipments-long-lasting-cost-efficient-circulation-control-option-valves-for-actors-iron-wafer-butterfly-shutoff