... .Standard:ANSI,JIS,DN,BS Cast Iron Ball Check Valve 1) Size: 1-1/2"to 64 ... Class: PN10, PN16.125LB, 150LBSpecificationsCast Iron Flange Ball Check Valve1) Size: 1-1/2"to 64" or ... 2) Class: PN10, PN16.125LB, 150LB Cast Iron Valves Standard compliance: 1) Design and manufacture: BS5163, DIN ... valve, butterfly valve, gate valve, globe valve, swing check valve, wafer butterfly valve, y-strainer etc. 4) ...