CHAPTER 22 FLUX CORED ARC WELDING (FCAW UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

CHAPTER 22 FLUX CORED ARC WELDING (FCAW
UPDATED ACTUAL QUESTIONS AND CORRECT
ANSWERS

Question:
1. Tubular electrodes are used for FCAW
Answer:
True

Question:
2. A typical electrode extension for self-shielded electrodes ranges from 1/4" to 1 3/4"
Answer:
False

Question:
3. FCAW-G commonly uses carbon dioxide as a shielding gas.
Answer:
True

Question:
4. Some flux cored electrodes can be used without the addition of a shielding gas.
Answer:
True

Question:
5. FCAW welding most commonly uses AC current for flat position.
Answer:
False

Question:
6. For FCAW, welding current is adjusted by increasing or decreasing the wire feed speed at the wire
feeder
Answer:
True

Question:
7. The FCAW-S process requires a shielding gas from an external source.
Answer:
False

Question:
8. Gas flow rates can change from 30 cfh to 45 cfh .
Answer:
True