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Author Question: For which one of the following types of tungsten electrodes can the electrode tip be balled ... (Read 71 times)

Sufayan.ah

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on: Jul 24, 2018
For which one of the following types of tungsten electrodes can the electrode tip be balled (spherical)?
 
  a. thoriated
  b. zirconiated
  c. lanthanated
  d. ceriated

Question 2

The typical shielding gas for GTAW on deoxidized copper that is over 1/8 (3.2 mm) thick is _____.
 
  a. helium
  b. hydrogen
  c. oxygen
  d. argon


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triiciiaa

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

b

Answer to Question 2

a


Sufayan.ah

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  • Posts: 512
Reply 2 on: Jul 24, 2018
Excellent

Dnite

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Reply 3 on: Yesterday
Gracias!

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