What is Cast Iron Wafer Butterfly Shutoff? A wafer design butterfly shutoff is created to make the full elimination of a control valve from a pipeline very easy, without influencing the stability of the line. In the 'wafer' variation, the value is pressed in between or fastened with flanges https://castironwaferbutterflyval29490.dailyblogzz.com/38119061/understanding-the-perks-applications-industrial-piping-solutions-long-lasting-economical-flow-control-service-valves-for-cast-iron-wafer-butterfly-shutoff