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Author Question: To avoid atmospheric contamination of the rod when using the GTAW freehand technique, keep the tip ... (Read 69 times)

ssal

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on: Jul 24, 2018
To avoid atmospheric contamination of the rod when using the GTAW freehand technique, keep the tip
  _____.
 
  a. above the weld axis
  b. within the shielding gas envelope
  c. away from the shielding gas envelope
  d. coated with flux

Question 2

The stainless steel type that has the poorest weldability due to carbide precipitation and intergranular
  corrosion are the _____
 
  a. ferritic steels
  b. carbon steels
  c. martensitic steels
  d. austenitic steels


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briezy

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

b

Answer to Question 2

a


ssal

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Reply 2 on: Jul 24, 2018
Gracias!

yeungji

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Reply 3 on: Yesterday
Excellent

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