Safety Valves
KNG743 ASME Code Safety Relief Valve
KNG743 safety and relief valves are engineered for heavy-duty industrial usage. Multiple purpose safety and relief valve for all services. Available with the full array of metal and seating options.
Stainless steel nozzle, ring, disc, all internals and springs. Stainless steel body, bonnet.
1500 PSI (103.4 Bar) for air/gas and liquid, 300 PSI (20.7 Bar) for steam.
Features:
- Full nozzle – Top guided design
- Short, precise blow-down
- Wide choice of inlet/outlet sizes
- Dual-lapped precision seating
- 100% Back-pressure tight
- Drain hole with threaded plug
- Cryogenic compatible
| Style | Captured Exhaust |
|---|---|
| Size | 1/2", 3/4", 1", 1 1/4", 1 1/2", 2", 2 1/2", 3" |
| Pressure Range | 1 – 1500 PSI |
| Temperature Range | -320°F to 800°F |
| Material | Stainless Steel |
| Media | Air, Gas, Liquid, Steam |
| Certifications | Canadian Registration Number (CRN), CE, National Board/ASME Section XIII |
| Applications | Air Compressors, Air Dryers, Boiler Systems, Cryogenic, Nitrogen Generators, Process Control Equipment, Sterilizer / Autoclave |