What is Cast Iron Wafer Butterfly Shutoff? A wafer design butterfly valve is designed to make the full removal of a control valve from a pipe easy, without influencing the honesty of the line. In the 'wafer' variation, the value is pressed between or fastened with flanges (what's good https://castironwaferbutterflyval40359.blogoscience.com/44009570/comprehending-the-conveniences-applications-industrial-piping-equipments-sturdy-cost-effective-circulation-control-remedy-shutoffs-for-cast-iron-wafer-butterfly-valve