The 9100 Series Model 20 is a high pressure safety relief valve designed for CNG and other high pressure applications. Unique design and Auto Seat Technology allows for longer life, less leakage and consistent set pressures. Use for applications from 3000 psi up to 8700 psi. Soft seat 9100 Series has field-proven lip seal design for tighter seal up to set pressure which reduces leaks and limits product loss.
9100 Series Model 20 Features
Auto Seat Technology
Consistent Set Pressures allowing repeatable uses without repair or resetting.
Open, Close, Seat and Seal.
Fully guided disk keeps the disk properly aligned, opening and closing, helping to reseat the valve.
Mechanical Stop prevents wear on parts and controls valve lift.
Low rated and fully guided spring allows for more consistent set pressures from pop to pop.
Pop Action relief allows valve to go to full lift at set pressure. Helps with DOT regulated applications.
Built in accordance with the requirements of ASME Boiler and Pressure Vessel Code. Sec. VIII Div 1.
Non-rising stems allowing valves to be installed in small areas.