WEL 204 Flux Core Arc Welding (Gas)– Beads Lab
Purpose:
To become familiar with flux core arc welding procedures with gas shielded wire by running beads on plain carbon steel plate.
Material:
¼” Steel Plate; .045 E71T-11
Tools and Equipment:
Flux Core Arc Welder; breaker bar, vice, pliers, welder’s helmet, gloves, apron
Safety:
- Ensure proper ventilation in welding station
- Follow PPE Checklist
- Do not touch welded material until it has cooled
Procedure: Flat Stringer Beads and Padding in the Flat Position
- Ensure that ventilation system is turned on.
- Ensure that ground cable is securely attached.
- Place ¼” steel plate (welding material) on workbench
- Adjust controls on welding machine to proper settings.
- Turn on welding machine.
- Practice starting, restarting, and terminating welds.
- Practice altering gun angles to see the effects on stringer and weave beads.
- Practice overlapping beads to build a pad.
- Shut down welding machine.
- Review practice welds with instructor.