Ichor Systems performs orbital GTAW welding on Ultra High Purity (UHP) components in cleanroom environment using state of the art computer-controlled equipment and processes. Orbital welded tube sizes range from 1/8" to 2" in 300 series stainless steels and similar alloys such as C-22 Hastelloy. Smaller diameter tube weldments are performed in a Class 100 cleanroom while larger diameter tube weldments are performed in environments ranging from Class 100 to Class 10K or clean shop environments depending on the customer’s purity specifications.