Expert Witmess, Mark Douglas Bell, PE, Consulting Metallurgical Engineer, San Diego, California, USA 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

Expert Witness Services



Metallurgy Expert Witness

Expert witness in Federal, Superior and County Courts. Provided testimony in trails, depositions and arbitration in Metallurgical Failure Analysis.

Consulting and Expert Witness in Metallurgical Failure Analysis in machinery failures, product defect investigation and personal injury.

No preference in accepting plaintiff or defendant cases; the ratio of plaintiff to defendant files is approximately 50/50.

Declined to work on some cases that had no engineering viability.

Generated engineering protocols for testing among parties involved.

Metallurgical Failure Analysis has been successful because:
  • Attention to detail in investigations - root cause solution.
  • Completed assigned work in timely manner.
  • Focused investigation, no scope of work creep.
  • Expertise in understanding the required processing and metallurgy of components and their effect on the serviceability of the components.
  • Clear communications skills, reporting, verbal and sworn testimony.
Work product is to determine the cause for failure in a prompt manner. Expertise in thoroughly investigating failures to uncover hidden causes.


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Installed September 26, 2009, Last Revised July 7, 2017 - Hosted and maintained by Don Robertson