Aquatrol 743 Series
Series 743 safety and relief valve is designed for accuracy and reliability. Engineered for heavy-duty industrial usage. Multiple purpose pressure relief valve for all services: Liquid, Steam and Air/Gas. ASME and National Board Certified for Section VIII service as well as CE and CRN certifications. Pressures are to 1500 PSI.
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.
Temperatures -320°F (-196°C) to 800°F (427°C)
Pressure Vessels, Pumps, Hydraulics, Tanks, Steam Systems, Chemical, Cryogenic, Air and Gas Compressors, Separators, by-pass and over pressure protection. Choose for most industrial applications requiring a safety relief valve.
- 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