What is Cast Iron Wafer Butterfly Shutoff? A wafer style butterfly valve is developed to make the complete 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 secured with flanges (what https://cast-iron-wafer-butterfly27916.oblogation.com/36536874/understanding-the-conveniences-applications-industrial-piping-equipments-sturdy-cost-efficient-circulation-control-option-shutoffs-for-cast-iron-wafer-butterfly-valve