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Welder Practice Test: TIG Welding
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Related: Welder Practice Test: MIG/MAG Welding 

Welder Practice Test: TIG Welding
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25 Questions

1. Which will not be present on the weld bead due to use of shielding gas in TIG welding process?
2. What is the function of a little hydrogen added to argon for welding of stainless steel in GTAW process?
3. Why HPU is used in GTAW machine?
4. When helium is used as a shielding gas in place of argon during tungsten inert gas welding, then
5. What is the process of replacing the air in a pipe with argon gas that will not react with the root of the weld?
6. In Gas tungsten arc welding (TIG) the following polarity is used
7. The re ignition in the case of sinusoidal wave AC welding during tungsten inert gas welding is achieved by
8. How is the inert gas directed to flow over weld pool, in TIG welding?
9. Select the false statement on tungsten inert gas welding
10. How heat effected zone is covered and protected from atmospheric contaminations in GTAW?
11. Which process can easily weld thin metal?
12. Which is the welding process that maintains electric arc between non-consumable tungsten electrode and the base metal?
13. What is the defect while TIG welding if the current is too low?
14. What is the defect caused by high current in TIG welding?
15. 30: How molten metal is shielded from the atmospheric contamination as a blanket in GTAW?
16. The arc stability during AC welding of tungsten inert gas welding is
17. Which of the following welding process uses non-consumable electrode?
18. Which type of tungsten electrode is suitable for welding of SS by TIG process with DC?
19. How to avoid fast burning of tungsten in TIG welding process?
20. What is the angle of electrode tip by setting DCEN for SS welding by TIG welding process?
21. The weld bead width in the case of tungsten inert gas welding is decided by the
22. What is right about DCRP electrode TIG welding?
23. What is the full form of GTAW?
24. What is the purpose of H.F. unit in TIG welding?
25. Why argon gas is used in welding of stainless steel welding in TIG welding process?

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