Badger Meter, Research Control Valves” Ultra-High Pressure Valve Assembly HP-60 is designed for high-pressure chemical applications, including research, injection and pilot plants. The HP-60 is a 60,000 PSI low-flow control valve, featuring a 17-4 ph alloy (chromium-copper precipitation hardening stainless steel) and solid Stellite Innervalve assembly, the valve is able to withstand intense pressure and provides a moderate level of corrosion resistance. The HP-60 can be used for both flow control and as a Class IV shutoff valve. Customizable variables for the valve include end connections, trim characteristics, solenoids, actuators, positioners, transducers, regulators, and other accessories that allow for seamless connection to most systems. – badgermeter.com