This lesson is designed so that no prior knowledge is required.
This lesson covers basic welding terminology and principles. Various types of welding methods are introduced including: shielded metal arc, gas tungsten arc, gas metal arc, and oxygen fuel gas, and the use of consumable and non-consumable electrodes are covered. Metallurgy, and how it relates to welding, is also covered. This includes tensile strength, ductility, hardness, corrosion resistance, and thermal properties.
This lesson is designed for participants who are familiar with the basic principles of welding and metallurgy.
This lesson covers the four basic elements of joint design, the five basic welding joints including their individual parts, and the standardized names given to the parts of fillet and groove welds. This lesson also covers the separate components of welding symbols, how the symbols are constructed, and how to read these symbols.
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