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Author Question: The two principal shielding gases used for GTAW are _____. A) argon and carbon dioxide B) argon ... (Read 129 times)

kodithompson

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The two principal shielding gases used for GTAW are _____.
 
  A) argon and carbon dioxide B) argon and helium
  C) hydrogen and carbon dioxide D) nitrogen and oxygen

Question 2

Of the various types of tungsten electrodes available, the tungsten electrodes that are used for AC welding are _____.
 
  A) pure B) thoriated C) lanthanated D) irradiated



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yeungji

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Answer to Question 1

B

Answer to Question 2

A




kodithompson

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Reply 2 on: Jul 24, 2018
:D TYSM


meganmoser117

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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