Bell Metallurgy Metallurgical Failure Analysis 3568 Caminito El Rincon, #93 San Diego, California, 92130 Worldwide Service 209 367-1398 - Email: bell.metallurgy@gmail.com Mark Douglas Bell, PE Consulting Metallurgical Engineer

Failure of Welds

In the image above poor welding skills resulted in severe undercut. The fatigue initiated at the multiple undercut sites.
In the image at right,