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WorksheetsSection 2-GMAW
Total questions: 10
Worksheet time: 5mins
GMAW uses for shielding, gases that are?
inert
active
exotic
inert and active
GMAW uses the following current?
DCEP
DCEN
AC
ACHF
In GMAW current is determined by the?
voltage
shielding gas
wire feed speed
machine type
What is not a type of metal transfer?
short circuiting
spray
droplet
pulsed
What gas would you choose for spray transfer welding?
75% Ar 25% CO2
100% He
98% CO2 2% Ar
98%ar 2% CO2
What type of transfer requires a special machine?
pulsed
spray
globular
short circuiting
The welding current is transferred to the wire via the?
conduit
feed rolls
contact tip
liner
What type of metal transfer would produce the least spatter?
short ciruiting
spray
droplet
globular
Short circuiting transfer can be used in what position?
vertical down and flat only
flat and horizontal only
all positions
flat only
The point where spray metal transfer begins is called the?
short circuit point
spray transfer point
upslope point
transition current
