GemmellG
Materials
- Jun 28, 2012
- 89
Erecting API tank (Material is (CSA G40.21 350WT) Customer specifications states welding procedures are to be as-per ASME Sec IX. 350WT is not am ASME designated steel. When I complete the QW-482 & QW-483 do I identify the the material P No as unlisted. Would also appreciate any input.