Welding Metallurgy and Weldability Course
Gain practical knowledge of welding metallurgy and weldability. Learn microstructures, HAZ control, weld defects, and material behavior. CPD accredited.
- Online – Microsoft Teams
- 23 – 24 March 2026
- 2 CPD Points
- Price : R 8 999.00
LEARNING OUTCOMES
After successfully completing this course, you will be able to:
Define the practical applications of metallurgy
Identify the composition and classification of base metals.
Identify grain structures and hard facing of a weldment.
Identify fundamental principles and practices of welding metallurgy.
Explain the physical characteristics and mechanical properties of metals.
Identify hydrogen cracking and the effects of welding on metals.
Special welding processes
- Describe the various special welding processes.
- Identify and specify these special welding processes using AWS abbreviations.
- Identify equipment that is used with many of the special welding processes.
Special ferrous welding applications
- Define low-, medium-, and high-carbon steel.
- Describe preheat, inter pass heat and post heat treatment and why is each done.
- Describe the proper procedure for welding stainless steel, tool steel, and cast iron.
Special nonferrous welding applications
- Define a nonferrous metal and alloy.
- Discuss how to weld both wrought and cast aluminium
- Describe how to GTAW brass, titanium, and other nonferrous metals.
- Identify the equipment that makes up a plastic welding station.
Special Cutting Processes
- Identify various cutting processes by AWS abbreviations.
- Explain when a particular cutting process would be pick over another.
- List safety hazards involved when using the cutting processes.
Hot Cracking
- Weld Solidification Cracking
- Liquation Cracking
- weld metal Liquation Cracking
- Variables that Influence Susceptibility to Liquation Cracking
- Preventing Liquation Cracking
Solid-State Cracking
- Ductility-dip Cracking
- Reheat Cracking
- Reheat Cracking in Low-Alloy Steels
- Reheat Cracking in Stainless Steels
- Underclad Cracking
- Relaxation Cracking
- Identifying Reheat Cracking
- Preventing Reheat Cracking
- Strain-age Cracking
- Identifying Strain-age Cracking
- Preventing Strain-age Cracking
- Lamellar Cracking
- Identifying Lamellar Cracking
- Preventing Lamellar Cracking
- Copper Contamination Cracking
- Identifying Copper Contamination Cracking
- Preventing Copper Contamination Cracking
Failure Analysis
- Fracture Modes
- Sample Removal and Testing Protocol
- Sample Removal Cleaning and Storage
- Chemical Analysis
- Mechanical Testing
- Nondestructive Evaluation Techniques
- Structural Integrity Assessment
Weldability Testing
- Types of Weldability Test Techniques
- The Varestraint Test
- Technique for Quantifying Weld Solidification Cracking
- The Cast Pin Tear Test
- The Hot Ductility Test
- The Strain-to-Fracture Test
- Reheat Cracking Test