HMI 198 Series Back Pressure Check Valves
All HMI 198/199 Series Valves carry the flange rating 150#, 300#, etc. The body at a minimum is equivalent to schedule 160 pipe in wall thickness. The assembly is hydrostatic tested two times the required working pressure. Excess Flow Check Valves Back Pressure Check Valves
All HMI 198/199 Series Valves carry the flange rating 150#, 300#, etc. The body at a minimum is equivalent to schedule 160 pipe in wall thickness. The assembly is hydrostatic tested two times the required working pressure.
