Used as a purchase specification, the basic requirements, such as orifice designation and area; valve size and pressure rating, inlet and outlet; materials; pressure-temperature limits; center-to-face dimensions; and inlet and outlet requirements, are given for direct spring-loaded pressure relief valves and pilot-operated pressure relief valves.
API 526
Original price was: $133.00.$66.00Current price is: $66.00.
Flanged Steel Pressure Relief Valves
American Petroleum Institute , 06/01/1995