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Related Expert Areas


heat-affected zone


metal mechanical property


microstructure analysis


base metal (welding)


metal welding








Heat-Affected Zone Experts

The following experts are available as heat-affected zone consultants and heat-affected zone expert witnesses.  ORC experts are peer-recommended authorities who have been carefully selected and rigorously screened.
    Definition:  Heat-Affected Zone - The portion of the base metal that has not been melted, but whose mechanical properties or microstructure has been altered by the heat of welding, brazing, soldering, or cutting.

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Heat-Affected Zone Experts
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Expert in Metallurgical Engineering, Failure Analysis, Heat Treatment, Supplier Development and Coatings
He has performed over 500 failure analysis of components which fractured due to fatigue. This has included both low cycle and high cycle fatigue failures due to mechanical, thermal mechanical and environmentally enhanced fatigue. See full profile

New Hampshire (NH), USA

Expert in Welding, Fabrication, Piping, Pressure Vessels, Shipbuilding, Brazing, Heat / Flame Straightening
He has successfully qualified hundreds of welding procedure qualifications for seam welding. Most notably he has worked with pipe manufacturers in Mexico to implement a 4 wire SAW process for piping longseams. He has been involved with all types of seam ... See full profile

New York (NY), USA

Expert in Quality Auditing, Welding Engineering,
Expert has applied his knowledge of Welding Engineering in training Welders/Fitters in the area of Welding Inspection and some of them are now AWS Certified Welding Inspectors which helped the companies they work for save a lot of money employing foreign ... See full profile

Alberta, Canada

Expert in Laser Welding, Laser Material, Laser Applications, etc.
Expert is a metallurgist who has been working with applications of high-powered lasers since 1979. He has worked extensively with carbon dioxide lasers. He has substantial experience in all of the major laser ... See full profile

California (CA), USA

Expert in Titanium Welding, Zirconium Welding, Hastaloy Welding, Stainless Steel Welding
After obtaining government certification danny has used his extensive knowledge and practical experiance to complete and teach fusion welding on such items as Heat exchangers for the pulp and paper and petro-chemical industries, and high pressure vessels. See full profile

Quebec, Canada

Expert in Steel Tube Technology Management, QMS, EMS, OHSAS, TQM, Stretch Target Process/ Product Development
General: Proficiency in the primary areas A post graduate in Metallurgy ( univ gold Medalist) and an MBA with 37 years of primary expertise in the following major areas: 1. Quality Management, Quality Assurance 2. Product and process development 3. See full profile

West Bengal, India

Expert in Forensic Engineering, Failure Analysis, Metallurgy, Corrosion, Slip and Fall, Mechanical Design, R&D
Expert is a registered & Board-Certified Professional Engineer in the State of Texas, with 74 publications, 23 Invited Talks and Lectures, and 27+ years of experience in engineering R&D in industry and academia, Consulting, and Expert Witness ... See full profile

Texas (TX), USA

Expert in Resistance Welding, Laser Welding, Arc Welding, Ultrasonic Welding, Brazing, and Soldering
He has extensive experience in brazing starting with his PhD (Penn State) in brazing of structural ceramics. He worked on the Alumnia-Titanium system using an active braze alloy of Ag-Cu-Ti composition. Active brazing has found wide acceptance in brazing ... See full profile

California (CA), USA

Expert in Welding, Fabrication, Failure Analysis conventional and nuclear stainless & nickel base
Expert learned that stainless steel parts in a carbon steel world are welded to another metal. Success requires attention, not only to chemistry mixtures (metallurgy) (Ferrite Diagrams), but also to mechanical forces before and during welding, as well as ... See full profile

Pennsylvania (PA), USA

Expert in Steel and Iron Casting Processes, Foundry Consulting, Metallurgy, and NDT Non Destructive Testing
Expert has extensive foundry experience with a strong emphasis in melting steel using both acid and basic processes. He developed metallurgical and operational melting procedures that optimized the acid and basic slags. He is very familiar with the use ... See full profile

Wisconsin (WI), USA

Expert in Electrical Connectors
Expert has applied his physics background to generate a fundamental understanding of temperature generation and material transport in electrical contact spots (a-spots) in bulk electrical interfaces. Over 25 years, his research showed that 1) Sintering ... See full profile


Expert in Nondestructive Testing
For over 50 years, Expert has been actively engaged in the technology of nondestructive testing. During that period, he has covered a wide range of industries and applications. His long-term affiliations with various technical societies have ... See full profile

Georgia (GA), USA

Expert in Materials Science, Particularly Corrosion: Microbial Corrosion, Materials Selection, Biodegradation
Biodegradation mainly refers to enhanced degradation and deterioration of non-metallic materials such as concrete and polymers to distinguish it from microbial corrosion of metals. Under certain circumstances, there are groups of micro-organisms that are ... See full profile

Western Australia, Australia

Expert in Machine Vision,Lasers, and Laser-based Systems, Light Processing, Optical Components Testing, Optics, Automation
Expert has developed automated inspection systems for various industries, that is, those systems needed for intermediate process control, as well as for final inspections. He is experienced with vision resolutions up to 4K by 4k with speeds up to 60 fps. See full profile

Pennsylvania (PA), USA

Expert in Metal Fabrication, QA/QC, Configuration Management
Metal fabrication including work process controls for quality assurance and maintaining design configuration; nonconformance identification and evaluations, material testing, standard dimensions/tolerances, metal forming, machining, welding, NDE, ... See full profile

California (CA), USA

Expert in Semiconductor Wafer and Packaging Materials, Process, Equipment & Quality
Semiconductor Manufacturing Processes and Control Electronic Assembly and packaging Project / Program Management Metallurgical Engineering & ... See full profile

Arizona (AZ), USA

Expert in Welding, Flame Straightening
Welding. Expert has over 20 years of practical welding experience working on products such as power plants, turbines, mining machinery, paper mill machines, rolling mill machinery, and rail car building. METAL FABRICATION. See full profile

Quebec, Canada

Expert in Metallurgy, Material Selection, Corrosion, Mechanical Testing, Failure Analysis, Surface Engineering
Expert has over 25 years in industry, academia, and consulting that provides the background and experience to assist in solving your problems. He notes that corrosion is ubiquitous and overlooked; a rusty bolt is just a ... See full profile

Oregon (OR), USA

Expert in Manufacturing Technology
Mechanical seals research. Expert is Co-Director of the Western Michigan University Tribology Laboratory, which has several active investigations of friction and wear processes. He is in the second phase of a multi-client study of ... See full profile

Tennessee (TN), USA


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