This range of spring-loaded conventional and balanced safety relief valves is specifically designed for overpressure protection of unfired pressure vessel (ASME Section VIII application). Sizes and orifices are from 1” D 2” to 8” T 10”, face to face dimensions are in accordance to API526. Available set pressure range is from 0.4 Bar to 414 Bar and for pressure ratings up to 2500#.Different material of construction can be selected, depending on the application.
Media: Gas, Steam and Liquid.
Orifices: from “D” to “T” in accordance to API 526; intermediate orifices (K2, P2, Q2, R2) and orifices up to 1520.5 cm2 available
Set pressure range: From 0.4 bar to 414 Bar.
Temperature range: From -267 Deg C to 715 Deg C.
Overpressure : Gas 10%, Steam 5% & 10%, Liquid 10% & 21%.
Blowdown: Gas and Steam 5% to 7%
Materials: Carbon Steel, Alloy Steel, Hastelloy, Monel and other material upon request.
Options: Bellows, Flushing nozzles, Lifting lever, Test gag, Finned Bonnet, Limit Switch, Resilient or Hardened seat.
Additional Information
The Model SMU 7000 is approved by Indian Boiler Regulation 1950.
Full Nozzle & Full Lift Design.