This specification addresses processing and quality
control requirements for electron beam welding. Processing
includes both high- and low-voltage welding
equipment and high and medium vacuum variations.
AWS D18.2-1999 history
1970AWS D18.2:2020 Guide to Weld Discoloration Levels on Inside of Austenitic Stainless Steel Tube
2009AWS D18.2-2009 GUIDE TO WELD DISCOLORATION LEVELS ON INSIDE OF AUSTENITIC STAINLESS STEEL TUBE
1999AWS D18.2-1999 Guide to Weld Discoloration Levels on Inside of Austenitic Stainless Steel Tube