Safety Relief Valves offer pressure ratings to 750 psi.

Press Release Summary:

Available in sizes from ½ x ¾ in. to 2 x 3 in. with 17 choices of inlet/outlet combinations, Series 740 offers soft or metal-to-metal seating choices, with closed cap, open, or packed lift levers. Full nozzle valves couple pivoted and bearing based post design with swivel styled seating. Constructed of stainless steel, bronze, carbon steel, or Monel, valves are designed for all ASME Section VIII services (air/gas/steam and liquid). 

Original Press Release:

Aquatrol is Pleased to Announce the Addition of our Newest Product Line, "Series 740 Safety Relief Valve"

The Series 740 is a full nozzle safety and relief valve, designed for all ASME Section VIII services. (Air/Gas/Steam and Liquid). Ideally suited for most applications where a safety and relief valve is required. Options include the full choice of metals; including stainless steel, bronze, carbon steel, Monel and more.

Sizes are from from ½” x ¾” to 2” x 3”, with 17 choices of inlet/outlet combinations. Pressures settings to 750 PSI. The 740 valve line offers either soft or metal to metal seating choices, with closed cap, open or packed lift levers.

The Series 740 valve is built to the highest of industrial standards, including all elements of safety. Drawing from 70 years of experience and working closely, or ‘listening to’ our customer base, the 740 valve is designed to fit within multiple applications. Pivoted and bearing based post design coupled with swivel styled seating has allowed us to create industry-leadings standards for seating tightness. Flow characteristics, for all ‘services’ air-gas-steam and liquid are among the industries highest; allowing for customers to choose the most cost effective options.

With this, Aquatrol has also launched our next-gen website at . Aquatrol’s new site is comprehensive and user friendly; quick. All valve details are easily accessible. New is the ability to pick CAD style engineering prints, detailed installation instructions as well as maintenance procedures.

The 740 Series compliments the Aquatrol product line with ASME Liquid, more metal choices and higher set pressures. Our increased product offering allows us to service all major markets within the screwed/portable safety and relief valve industry.

Aquatrol is a US based manufacturer of ASME Safety and Relief valves, servicing the industrial and commercial marketplace. Visit for general information or phone at 800-323-0688 or 630-365-5400.

Bert Lowden


630-544-9624 (cell)

Contact This Company

All Topics