Instructor Biography

John Hadjioannou - Director EPI Materials Testing Group
John's Resume
Bio: John is a registered Mechanical Engineer specializing in Forensic Engineering and Failure Analysis. He has been with EPI Materials Testing Group since 2002.


Present: Mechanical Engineer, Laboratory Director at EPI, Materials Testing Group

2002  present: EPI Materials Testing Group

  • Mechanical Engineer (2002-2006), Director (2006-present)
  • Activity included providing support to principal engineers in litigation and insurance matters while at the same time completing many failure analyses of products/parts utilizing FEA, SEM and the metallurgical laboratory to come to accurate conclusions. Director activity included executive and managerial duties for operation of laboratory.


  • Registered Mechanical Engineer (License #100137) specializing in Forensic Engineering and Failure Analysis
  • Analyzed failures in both the field and laboratory for various industries including:
      • oil and gas production
      • refinery/chemical plants
      • railroads
      • pipelines
      • sub-sea products
      • automotive
      • construction/industrial equipment
      • insurance/litigation
  • Corrosion mechanisms of metals and coatings
  • Fractography, both micro and macro, to determine failure modes
  • Experience in litigation related matters, from beginning investigations through trial
  • Experience in all forms of engineering testing and inspection
  • Finite Element Analysis (FEA) to simulate actual situations to provide a complex stress analysis on products and materials when under applied forces
  • Scanning Electron Microscopy (SEM) to evaluate fracture morphology, modes of failure, research and development projects, and corrosion
  • Design of proprietary products including being project manager from the conceptual stage through prototypes and into market


  • Bachelor of Science in Mechanical Engineering (BSME) from Southern Methodist University Dallas, TX (2002)
  • ALGOR Finite Element Analysis (FEA) software classes  ALGOR Professional, "Mechanical Event Simulation", "Heat Transfer" and "Vibration"
  • Princeton Gamma-Tech (PGT) software class  "Spirit X-Ray Microanalysis"


  • American Society of Mechanical Engineers (ASME)
  • American Society of Metals International (ASM Intl)
  • American Society for Testing and Materials International (ASTM Intl)


  • PETEX Fundamentals of Petroleum, 5th ed; Part 2; Oilfield Metallurgy

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