A Plain-English Guide to Lack of Fusion Assessment for Modular Steel Buildings

https://weld-quality-compass.westhavenscope.com/posts/what-to-know-about-weld-test-procedure-design-in-lifting-attachments

A Plain-English Guide to Lack of Fusion Assessment for Modular Steel Buildings Modules use many short welds at corners, frames, and lifting points. Lack of fusion is a planar flaw that may form at a weld sidewall or between passes