What is Cast Iron Wafer Butterfly Shutoff? A wafer design butterfly valve is made to make the complete removal of a control valve from a pipe simple, without influencing the honesty of the line. In the 'wafer' version, the value is pressed in between or fastened with flanges (what https://garrettdijfg.blogaritma.com/35636509/comprehending-the-benefits-applications-industrial-piping-equipments-resilient-cost-effective-flow-control-solution-valves-for-cast-iron-wafer-butterfly-valve