Check Valve

1. Pressure rating : ASME Class 150 to 4500
2. Size : 2-1/2″ to 80″
3. Material
   1. Carbon steel
   2. Low alloy steel including ASTM A217-C12A
   3. Austenitic stainless steel
   4. Special alloy steel
4. Cover type
   1. Bolted type cover including lip seal type
   2. Pressure seal type bonnet
5. Disc type
   1. Swing check type
   2. Lift check type including Y-pattern type
   3. Tilting disk check type
   4. Stop check valve type
6. Option : Pneumatic operator, By-pass line (w/valve), Limit switch, Balance weight, etc.