... 2) Class: PN10, PN16.125LB, 150LBSpecificationsCast Iron Flange Ball Check Valve1) Size: 1-1/2" ... larger 2) Class: PN10, PN16.125LB, 150LB Cast Iron Valves Standard compliance: 1) Design and manufacture ... : PN10, PN16.125LB, 150LB 3) Type: Cast iron ball valve, butterfly valve, gate valve, globe ... ) Material: CAST IRON, DUCTILE IRON 5) Operation: Hand wheel, gear, square head Cast Iron Flange Ball Check ...