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Welder
GAS TUNGSTEN ARC WELDING
Set 6
Set 6
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Q13135
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Which gas is inactive or deficient is active chemical properties in TIG welding?
A
Argon
B
Oxygen
C
Hydrogen
D
Acetylene
Q13136
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What is the purpose of inert gas used in TIG welding?
A
Contamination in the weld metal
B
To protect the molten metal from the atmospheric contamination
C
To stabilize the Arc
D
To get more spatters
Q13137
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Which gas is used as inert gas in GTAW for increased speed?
A
Oxygen
B
Helium
C
Acetylene
D
Hydrogen
Q13138
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How much temperature GTAW process can produce?
A
3000 Degree F
B
3500 Degree F
C
4000 Degree F
D
4500 Degree F
Q13139
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What is the main source of heat to the workpiece in TIG welding?
A
Cable current
B
By Torch
C
By tube
D
By electrode
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