API 594 Cast Steel Check Valves
Size & Pressure
- Class 150/300/600/900 for 1/2" ~ 36" ( DN15 ~ DN900 )
- PN16/40 for 1/2" ~ 36" ( DN15 ~ DN900 )
End Connection
- Raised Face/Flat Face/RTJ Flanged Ends
Feature
- Bolted Bonnet
API 594 Cast Steel Dual Plate Check Valve
Size & Pressure
- Class 150/300/600 for 2" ~ 36" ( DN50 ~ DN900 )
- PN16/40 for 2" ~ 36" ( DN50 ~ DN900 )
End Connection
- Wafer Type, Lug Type, Double Flange Type Ends
Feature
- Investment Casting
Cast Steel Check Valve - General Purpose
Pressure & Size
- 200PSI for 1/4" ~ 2" ( DN8 ~ DN50 )
End Connection
- Threaded / Socket Weld / Butt Weld Ends
Feature
- Investment Casting
Three Pieces Spring Type Check Valves
Size & Pressure
- 800PSI for 1/4" ~ 4" ( DN8 ~ DN100 )
- PN40 for 1/4" ~ 4" ( DN8 ~ DN100 )
End Connection
- Threaded / Socket Welded / Butt Welded End
Feature
- Investment Casting
- Horizontal or Vertical Installation
- Low Pressure Drop
- For General Chemical and Industrial Application
Y type Spring Check Valves - General Purpose
Pressure & Size
- 800PSI for 1/4" ~ 2" ( DN8 ~ DN50 )
- PN40 for 1/4" ~ 2" ( DN8 ~ DN50 )
End Connection
- Threaded End
Feature
- Investment Casting
- Screwed Bonnet, Replaceable Seat Design
- Low Pressure Drop
- For General Chemical and Industrial Application
