... 2.Pressure:PN10/PN16 3.Standard:ANSI,JIS,DN,BS Cast Iron Ball Check Valve 1) Size: 1-1/2"to 64" or larger 2 ... : Cast iron ball valve, butterfly valve, gate valve, globe valve, swing check valve, wafer butterfly valve, y-strainer etc. 4) Material: CAST IRON, DUCTILE IRON 5) Operation: Hand wheel, gear, square head Cast Iron Flange Ball Check Valve