Features: (swing check valve) 1) Standard: API, JIS, DIN, BS 2) Type: swing and Bolted cover 3) Material: WCB, CF8, CF8M, CF3, CF3M, 4) Pressure: 150lbs-2,500lbs 5) Size: 2"-28" 6) Face to face dimension: ANSI B 16.10 7) Flange ends to ANSI B 16.5 B.W ends to ANSI B 16.25 Socket Weld to ANSI B 16.11 Thread to ANSI B 1.20.1 8) Inspection and test: API598
