... " 2.Pressure:Class150/300 3.Material:cast iron,cast steel Wafer Type Electrically Actuated Knife Gate Valves1.Size:2"-80",2 ... , Hard Alloy5.Operator:electric/motor.6.Connection type:lug type,wafer type7.Medium:Pulp & Paper,Wastewater Treatment,Plants Power Plants,Chemical ... according to ANSI B16.34, API 600 and API 6D. Wafer Type Electrically Actuated Knife Gate Valves