CHECK VALVE

1. Pressure rating : ASME Class 150 to 4500
2. Size : 1/2" to 6"
3. Material
   - Carbon steel
   - Low alloy steel including ASTM A182-F91
   - Austenitic stainless steel
   - Special alloy steel
4. Cover type
   - Bolted type cover
   - Pressure seal type cover
   - Seal welded type cover
5. Disk type
   - Swing check type
   - Lift check type including Y-pattern type
   - Stop check valve