These BP series control valves are upstream pressure control valves, these valves are general purpose self-operated pressure relieving valves for controlling different kind gases & Fluids and being used in PSA gas plants.
The opening of these valves is in proportional to the rise in inlet pressure beyond set value, for different types of sealing are used for different types of fluids and gases additional to this these valves are available with Zero gland leakages.
These valves are available in ½”,1”, and 2” sizes in flanged as per ASA 150 rating material of construction is ASTM-A_216 Gr , WCB,and CF8