André Andrzejewski

Metallurgy and Mechanical Engineer


69 years old

Seniority: 36 years, partner

German - English - Polish

  • Corrosion of metals
  • Fracture mechanics, Fatigue of structures
  • Metallurgy mechanical & chemical
  • Characteristics of metals
  • Structured calculations
  • Engineering
  • Welding/Machining
  • Electricity – Electromechanics
  • Data processing
  • Railway Equipment
  • Lifts

Member of S.F.2M. French Society of Metallurgy and Mechanics
Member of S.I.S., Society of Welding Engineers


PhD in Engineering
Technological University of Compiegne (UTC)

Engineering DegreeNational
Engineering School of Metz

University Degree in Mechanical Engineering
Technological University of Valenciennes

Professional background

Institut de soudure – French Welding Institute
Head of Fatigue and Fracture Mechanics Laboratory

Alsthom-Atlantique (now Alstom)
Steam and Gas Turbines – Turbine generators – Rail Equipment
Laboratory Engineer, CERM, – Materials Research Development Centre
Expert in : metallurgy – mechanics fatigue and fractures mechanics

Technological University of Compiegne (UTC) and University of Metz
Teacher and researcher: Fatigue and fracture mechanics of steels and aluminium alloys

Trainee at the National Engineering School of Metz

Key areas of expertise

Faulty Design

  • Faulty design of hydraulic and mechanical equipments
  • Faulty design of railway equipment, harbour cranes
  • Automotive serial withdrawals

Stress Cracking, Fracture, Corrosion, Instability of Structures and Equipment

  • Damages of three-dimensional steel frames
  • Fatigue cracking of welded structures
  • Corrosion stress cracking of steam pipe and high pressure equipment
  • Fatigue cracking and fracture of bearing rollers
  • Fatigue cracking and fracture of cranes and elevating work platforms
  • Damages on railway maintenance machines
  • Turbomachine vibrations and damage of steam turbines, turbine generators, gas turbines
  • Damages of conveyors
  • Trains’ derailments


  • Mechanical damages on welded cement works crushers
  • Cracking due to hydrogen embrittlement
  • Reversible tempering embrittlement
  • Cold and hot cracking of welded components
  • Non-compliance surface treatment of metals
  • NDT of massive moulded marine parts
  • Stress corrosion of steels and welded alloys
  • Damages to boilers and steam superheaters