Performance includes the ability to place equipment in operation, perform minor repairs, select machine settings, select electrodes, and perform the following procedures:
- perform fillet and groove welds in flat, horizontal, and vertical positions
- perform single- and multiple-pass welds with organic and low hydrogen electrodes in flat, horizontal, and vertical positions.
Process/Skill Questions:
- How does a welder determine the proper shade filter lens?
- Does SMAW welding require a constant current or constant voltage machine, and why?
- What is open circuit voltage?
- What are the considerations when selecting an electrode?