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 pipe very easy, without affecting the integrity of the line. In the 'wafer' variation, the value is pressed between or attached with flanges (what https://cast-iron-wafer-butterfly82333.timeblog.net/73203332/understanding-the-advantages-applications-industrial-piping-equipments-resilient-cost-efficient-flow-control-option-shutoffs-for-cast-iron-wafer-butterfly-valve