api 5000The API 5000 System - 2005 The API 5000 system is launched and is the most sensitive triple quadrupole ever made. It includes innovative QJet technology, the first RF quadrupole usedThe inside diameter of a # API 6A 5000 PSI weld neck flange is machined to match the inside diameter of the pipe. Tesco Steel & Engineering manufacture a wide range of hh quality