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

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