api5000In the API 5000™ system, we use the same proven principle of collisional focusing in the hh pressure region directly behind the orifice. The QJet ion guide desn allows the free jet toAPI has specified weld necks for many 6BX flanges, and not done so for many others, but API has provided the basis for determining the dimensions of a 6BX integral flange that the manufacturer may attach to a