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Author Question: The absorption of hydrogen into the weld pool is the primary cause of _____. a. undercut b. ... (Read 17 times)

dbose

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on: Jul 24, 2018
The absorption of hydrogen into the weld pool is the primary cause of _____.
 
  a. undercut
  b. excessive reinforcement
  c. porosity
  d. solidification cracks

Question 2

The filler metal alloys that are used in roughly 85 percent of aluminum welds are _____.
 
  a. ER4043 and ER4145
  b. ER4043 and ER5356
  c. ER4145 and ER5356
  d. ER5183 and ER5554


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mtmmmmmk

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Reply #1 on: Jul 24, 2018
Answer to Question 1

c

Answer to Question 2

b


dbose

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

bigcheese9

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Reply 3 on: Yesterday
:D TYSM

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