Advantages to an inverter machine versus a conventional machine - ️️Lower input
current draw, smaller size, higher energy efficiency.
How do you prepare the tungsten to weld steel - ️️Grind to Conical Shape 2-3
Times Diameter
According to the American welding society, what does GTAW sta...
Tig Welding Exam Rated A+
Advantages to an inverter machine versus a conventional machine - ✔️✔️Lower input
current draw, smaller size, higher energy efficiency.
How do you prepare the tungsten to weld steel - ✔️✔️Grind to Conical Shape 2-3
Times Diameter
According to the American welding society, what does GTAW stand for. - ✔️✔️Gas
Tungsten Arc Welding
What does TIG stand for - ✔️✔️Tungsten Inert Gas
What is the proper type of power source for GTAW - ✔️✔️Constant Current
The AWS classification of GTAW filler metal, ER70S-6, what does the "S" represent? -
✔️✔️Solid
Inadequate gas flow can cause what common weld defect in GTAW - ✔️✔️Porosity
What is the recommended tungsten preparation for AC GTAW - ✔️✔️Ball the end of
the Tungsten
What is the name of the part in a GTAW torch designed to "hold" the tungsten? -
✔️✔️Collet
The proper organization to call regarding safety concerns when arc welding is. -
✔️✔️ASME
What is the best filler metal for welding on "dirty" carbon steel - ✔️✔️ER70S-2
What tungsten is the best choice for GTAW of aluminum - ✔️✔️Pure Tungsten
What is the identifying color band found on 2% thoriated tungsten - ✔️✔️Red
What converts AC input current into DC current - ✔️✔️Rectifier
What is not an advantage to GTAW pulse welding - ✔️✔️Deeper Penetration
What is a cause of tungsten "frosting" or disscoloration - ✔️✔️Inadequate Shielding
Gas
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