CONTROTEK Swing Check Valves are provided with properly guided and balanced Swing Disc through a hinge. The hinge and swivel disc are inter-connected maintaining balanced flexibility for smooth and efficient sealing. CONTROTEK Swing Check Valves are available with metal to metal sealing for high temperature & pressure; soft sealing for pneumatic and vacuum applications. Perfect design ensures smooth and trouble free performance of the Valve. CONTROTEK Non Return Valves open and shut with a very nominal differential pressure from either side. The flow profile is meticulously designed to ensure minimum pressure drop across the Valve.
| Size Range | 50NB through 900NB |
| Pressure Range | 150# through 1500# |
| Mfg. Std. | API 6D/BS 1868 |
| End Connection | RF/ RTJ/ BW/ Victaulic |
| Inspection | API 598/ BS 6755 |
| Certification | Third Party/ Customer/ Our QC |
| NDT | Customer Requirement |
| Type | Bolted / Pressure Seal Cover |
| Sealing | Metal to Metal, Soft Seat (optional) |
| Seat | Seal Welded or Threaded |
| Ends | Flanged RF, RTJ/Butt Weld/ Victaulic |
| MOC | Iron, Carbon & Carbon Alloy Steel: Nodular Iron, Carbon Steel, Low Temperature Steel, High Temperature Carbon- Alloy Steel etc. Stainless, Duplex and Nickel Alloy Steel: Duplex and Super Duplex Steel of all Grades, Austenitic Stainless Steel of all Grades, and other High Nickel Alloys. Refer MOC Chart |