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Author Question: Preheating of the weldment helps to: A) Remove moisture B) Reduce martensite formation C) Reduce ... (Read 78 times)

jessicacav

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Preheating of the weldment helps to:
 
  A) Remove moisture B) Reduce martensite formation
  C) Reduce hydrogen absorption D) All of the above

Question 2

To reduce cracking during welding of aluminum:
 
  A) Choose smaller continuous welds rather than intermittent welds
  B) Fill craters when ending weld
  C) Choose a filler metal with a very different chemistry
  D) All of the above



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Cnarkel

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Answer to Question 1

A

Answer to Question 2

D





 

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