Cast Iron Ball Check Valve 1.Size:1-1/2"to 64" or larger 2.Pressure:PN10/PN16 3. ... Standard:ANSI,JIS,DN,BS Cast Iron Ball Check Valve 1) Size: ... or larger 2) Class: PN10, PN16.125LB, 150LB 3) Type: Cast iron ball valve, butterfly valve, gate valve, globe valve ... , wafer butterfly valve, y-strainer etc. 4) Material: CAST IRON, DUCTILE IRON 5) Operation: Hand wheel, gear, ...