Cast Iron Ball Check Valve 1.Size:1-1/2"to 64" ... Check Valve 1) Size: 1-1/2"to 64" or larger 2) Class: PN10, PN16.125LB, 150LBSpecificationsCast Iron Flange Ball ... F4-F5, JIS B2002, ANSI B16.10 4) Flanged end: BS4504, DIN 2532, JIS B2212, ANSI B16.10/ANSI ... 150LB 3) Type: Cast iron ball valve, butterfly valve, gate valve, globe valve, swing check valve, wafer butterfly valve, y-strainer etc. 4) Material: ...