Hobart Champion 145 Manual De Proprietário página 37

13-2. Electrode and Amperage Selection Chart
3/32
1/8
6010
5/32
&
3/16
6011
7/32
1/4
1/16
5/64
3/32
1/8
6013
5/32
3/16
7/32
1/4
3/32
1/8
5/32
7014
3/16
7/32
1/4
3/32
1/8
5/32
7018
3/16
7/32
1/4
3/32
1/8
5/32
7024
3/16
7/32
1/4
3/32
1/8
Ni-Cl
5/32
3/16
3/32
1/8
308L
5/32
13-3. Striking an Arc
6010
6011
6013 EP,EN
7014 EP,EN
7018
7024 EP,EN
NI-CL
308L
*EP = ELECTRODE POSITIVE (REVERSE POLARITY)
EN = ELECTRODE NEGATIVE (STRAIGHT POLARITY)
1
2
3
1
2
3
EP ALL DEEP
MIN. PREP, ROUGH
HIGH SPATTER
EP ALL DEEP
ALL LOW GENERAL
SMOOTH, EASY,
ALL MED
FAST
LOW HYDROGEN,
MED
EP ALL
STRONG
FLAT
SMOOTH, EASY,
HORIZ LOW
FASTER
FILLET
EP ALL LOW CAST IRON
EP ALL LOW STAINLESS
!
Weld current starts when elec-
trode touches workpiece.
1 Electrode
2 Workpiece
3 Arc
Scratch Technique
Drag electrode across workpiece like
striking a match; lift electrode slightly
after touching work. If arc goes out,
electrode was lifted too high. If elec-
trode sticks to workpiece, use a quick
twist to free it.
Tapping Technique
Bring electrode straight down to
workpiece; then lift slightly to start
arc. If arc goes out, electrode was
lifted too high. If electrode sticks to
workpiece, use a quick twist to free it.
OM-267 225 Page 35
Ref. S-087 985-A
S-0049 / S-0050