WorksheetsUnderstanding TIG Welding Basics
Total questions: 20
Worksheet time: 10mins
Which of the following is the primary shielding gas used in TIG welding?
Oxygen
Argon
Nitrogen
Carbon dioxide
What is the main function of the tungsten electrode in TIG welding?
To melt and join the metals
To conduct electricity and create the arc
To provide shielding gas
To cool the weld area
Which piece of equipment is essential for protecting your eyes during TIG welding?
Safety goggles
Welding helmet with appropriate shade
Sunglasses
Face shield
What is the recommended minimum shade number for a welding helmet when TIG welding at 100 amps?
Shade 5
Shade 8
Shade 10
Shade 12
Which material is most commonly welded using TIG welding due to its need for precise control?
Cast iron
Aluminium
Lead
Brass
What is the typical colour of the argon gas cylinder used in the UK?
Red
Blue
Green
Grey
Why is it important to wear flame-resistant clothing when TIG welding?
To keep warm
To prevent burns from sparks and hot metal
To look professional
To avoid static electricity
Which of the following metals requires AC (alternating current) for TIG welding?
Mild steel
Stainless steel
Aluminium
Copper
What is the main hazard associated with the ultraviolet light produced during TIG welding?
Skin irritation
Eye damage (arc eye)
Hearing loss
Respiratory problems
Which type of tungsten electrode is recommended for welding aluminium?
Pure tungsten (green)
Thoriated tungsten (red)
Ceriated tungsten (grey)
Lanthanated tungsten (blue)
What is the purpose of the foot pedal in TIG welding?
To control the flow of shielding gas
To adjust the welding current
To switch the machine on and off
To change the electrode
Which of the following is NOT a suitable material for TIG welding?
Stainless steel
Aluminium
Wood
Copper
What is the recommended minimum distance to keep flammable materials away from the welding area?
1 foot
3 feet
5 feet
10 feet
Which safety equipment is necessary to protect your hands during TIG welding?
Cotton gloves
Leather welding gloves
Rubber gloves
Wool mittens
What is the melting point of tungsten, the material used for TIG electrodes?
342°C
1,200°C
2,000°C
3,422°C
Which of the following is a common filler rod material for TIG welding stainless steel?
ER308L
ER4043
ER70S-6
ER5356
Why should you avoid touching the tungsten electrode with the filler rod during welding?
It will cool the weld
It can contaminate the electrode and the weld
It will increase the arc length
It will make the weld stronger
What is the main advantage of TIG welding over other welding processes?
Faster welding speed
Greater control and cleaner welds
Lower equipment cost
Less skill required
Which of the following should be checked before starting a TIG welding job?
The weather forecast
The condition of cables and connections
The price of metal
The colour of your clothing
What is the recommended minimum ventilation rate for a welding area to prevent exposure to fumes?
10 cubic feet per minute
100 cubic feet per minute
1,000 cubic feet per minute
10,000 cubic feet per minute
