Author Question: In GMAW welding, AC is used for ____________________ metals like aluminum. DC current is used for ... (Read 152 times)

cartlidgeashley

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In GMAW welding, AC is used for ___________________ _ metals like aluminum. DC current is used
  for ___________________ _ metals like steel and cast iron.


 
  Fill in the blank(s) with the appropriate word(s).

Question 2

When GMAW welding, the voltage adjustment and wire-feed speed must be set according to the
  ___________________ _ of the wire being used.


 
  Fill in the blank(s) with the appropriate word(s).



amcvicar

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Answer to Question 1

ANS: nonferrous, ferrous

Answer to Question 2

ANS: diameter



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