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 simple, without impacting the integrity of the line. In the 'wafer' variation, the value is pressed in between or fastened with flanges (what https://donovanxmrqx.blog-mall.com/38243122/recognizing-the-conveniences-applications-industrial-piping-systems-resilient-cost-efficient-circulation-control-service-shutoffs-for-actors-iron-wafer-butterfly-valve