Lack of Fusion Assessment in Industrial Furnace Shells- A Practical Guide
https://weld-quality-analysis.moderncairn.com/posts/making-weld-test-records-work-for-crane-structures
Lack of Fusion Assessment in Industrial Furnace Shells: A Practical Guide Furnace shells combine plates, stiffeners, and openings under thermal duty. Lack of fusion is a planar flaw that may form at a weld sidewall or between passes