Orifice Union Fittings
Does your flush system need an orifice? Reduce threaded connections.
This simple fitting eliminates the need for welding bulky flange assemblies, and reduces threaded connections so your prone to fewer leaks due to vibration and freeze/thaw cycles. It also has a tag for visual identification.
Swagelok orifice unions can connect to the discharge port to allow for the high pressure discharge fluid to travel to the seal chamber and re-enter the process. These are also used in Plan 76s to control nitrogen flow to flare.
These fittings are in stock so try them out today and you will see the difference this makes in any of your API 682 Seal Plans.