Electric Arc Welding (Leaving Cert Engineering): Flashcards
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Practise the cards
12 cards from this deck
What is electro slag welding?
What is electro slag welding?
Automated process for joining thick steel plates
What does electro slag welding join?
What does electro slag welding join?
Thick steel plates
Electro slag vs MIG difference
Electro slag vs MIG difference
Enclosed weld pool vs open arc
Purpose of copper shoes
Purpose of copper shoes
Contain weld cavity along gap sides
Purpose of starting plate
Purpose of starting plate
Forms base of weld cavity
What do consumable electrodes do?
What do consumable electrodes do?
Provide filler material and generate heat
What does molten slag pool do?
What does molten slag pool do?
Floats on molten metal, seals from contamination
Why water-cool copper shoes?
Why water-cool copper shoes?
Prevents melting from intense heat
Main application of electro slag welding
Main application of electro slag welding
Shipbuilding
Main limitation of electro slag welding
Main limitation of electro slag welding
Can only be performed vertically
Why must electro slag be vertical?
Why must electro slag be vertical?
Gravity maintains slag pool position
Manual or automated process?
Manual or automated process?
Fully automated