Weld Parameters - Hobart Welding Products IronMan 250 Owner's Manual

4-2. Weld Parameters

Selecting Wire, Gas and Control Settings
What Material
are You Welding?
Steel
Steel − for outdoor,
windy applications or
when weld appearance
is not critical.
Stainless steel
Aluminum − with
Optional Hobart
3545−20
Spool Gun
4
5
3
2 6
1
VOLTA GE
OM-192 440 Page 22
Suggested
Suggested
Shielding Gases
Wire Types
and Flow Rate
Solid (or hard)
100% CO
ER70S−6
75% Ar/25% CO
(Ar/CO
spatter − better overall
appearance.
Flux Cored No shielding gas required
E71T−GS
Stainless steel Tri−Mix, 20 cfh
ER 308 (90% He/7.5% Ar/
2.5% CO
Aluminum 100% Ar, 20 cfh
4043 AL
Aluminum
100% Ar, 20 cfh
5356 AL
CAUTION! Do not change
Voltage switch position
while welding.
Input Line
Voltage
Higher
e.g. 240
Volts AC
230 Volts AC
Lower
e.g. 218
Volts AC
Wire Sizes
(Diameter)
.023"(0.6 mm)
, 20 cfh
2
.030"(0.8 mm)
.035"(0.9 mm)
.045"(1.1 mm)
.023"(0.6 mm)
, 20cfh
2
.030"(0.8 mm)
produces less
2
.035"(0.9 mm)
.045"(1.1 mm)
.030"(0.8 mm)
.035"(0.9 mm)
.045"(1.1 mm)
.023"(0.6 mm)
.030"(0.8 mm)
)
.035"(0.9 mm)
2
.030"(0.8 mm)
.035"(0.9 mm)
.047"(1.2 mm)
.030"(0.8 mm)
.035"(0.9 mm)
.047"(1.2 mm)
50
60
40
Wire Speed listed is a starting value only − Wire Speed
70
30
setting can be fine−tuned while welding. Wire Speed
20 80
also depends on other variables, such as stick out,
10
90
travel speed, weld angle, cleaniness of metal, etc.
WIRE SPEED
Parameter
Chart Settings
Weld Will Be
Hotter
Lower Settings
Use Parameter
Chart Inside
Door
Weld Will Be
Colder
Raise Settings