Gas Welding (Leaving Cert Engineering): Flashcards
📚Flashcards
Practise the cards
15 cards from this deck
ShowHide
Practise the cards
15 cards from this deck
Type of process: oxy-acetylene welding
Type of process: oxy-acetylene welding
Fusion joining process
Two gases used in oxy-acetylene welding
Two gases used in oxy-acetylene welding
Acetylene and pure oxygen
Material of filler rod
Material of filler rod
Same as parent metal
Neutral flame temp at inner cone tip
Neutral flame temp at inner cone tip
Neutral flame colour & use
Neutral flame colour & use
Bright blue; for mild steel welding
Oxidising flame: excess gas & use
Oxidising flame: excess gas & use
Excess oxygen; for copper, bronze, brass
Carburising flame: excess gas & use
Carburising flame: excess gas & use
Excess acetylene; for aluminium/stainless steel
Flash back arrestor function
Flash back arrestor function
Prevent flames travelling back through hoses
Oxygen equipment colour
Oxygen equipment colour
Blue
Acetylene equipment colour
Acetylene equipment colour
Red
How is acetylene stored?
How is acetylene stored?
Dissolved in acetone
Why is acetylene dissolved in acetone?
Why is acetylene dissolved in acetone?
Pure compressed acetylene would explode
Thread direction for oxygen attachments
Thread direction for oxygen attachments
Right-hand threads
Thread direction for acetylene attachments
Thread direction for acetylene attachments
Left-hand threads
Essential eye protection for oxy-acetylene welding
Essential eye protection for oxy-acetylene welding
Welding goggles with appropriate filter lenses