The shielding gas used on carbon steel is ____.
A) helium
B) carbon dioxide, or a mixture of carbon dioxide and argon
C) argon
D) argon, or a mixture of argon and helium
Correct Answer:
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Q1: When the GMAW-S process is properly tuned,
Q2: MAG is short for _.
A) metal arc
Q3: The purpose of the _ is to
Q5: Which of the following is true of
Q6: As much as _ can be added
Q7: In the pulsed-arc metal transfer current cycle,
Q8: In the pulsed-arc metal transfer current cycle,
Q9: _ is a series of ridges cut
Q10: GMA welding machines have _ duty cycle.
A)
Q11: Which of the following is true of
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