Following safe practices should include identification of cylinders, parts, and torch assembly
- use of PPE
- selection and use of hand tools
- selecting the correct shielding gas to get the best result
- ensuring the work-piece is as clean as possible
- setting the power source according to the manufacturer’s instructions for electrode polarity
- following electrode specifications to set the amperage and voltage
- determining ground clamp positioning and attachment
- positioning the electrode properly over the weld joint
- manipulating the welding gun effectively based on the type of weld joint
- controlling travel speed.
Process/Skill Questions:
- What PPE should be used when performing GTAW operations?
- What inspections should be performed regularly to ensure safety?