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The Resource - (Inert Gas Equipment)
4.12
TUNGSTEN ELECTRODES
ISO 6848
COLOR CHART
TYPE
SIZE
PART NUMBER
10 PIECE
3 PIECE
GREEN
Pure Tungsten:
Balls easily, low cost, tends to
spit at higher currents, used
for non-critical welds only
.040” x 7” (1.0mm x 175mm) WEM WM417040
AWS A5.12 EWP
ISO 6848 WP
1/16” x 7” (1.6mm x 175mm) WEM WM417116 WEM WMT1582C
1/8” x 7” (3.2mm x 175mm)
WEM WM41718 WEM WMT1584C
3/32” x 7” (2.4mm x 175mm) WEM WM417332 WEM WMT1583C
RED
2% Thoriated Tungsten:
Best stability at medium
currents, good arc starts,
medium tendency to spit,
medium erosion rate
1/8” x 3” (3.2mm x 76mm)
WEM WM43318
AWS A5.12 EWTH-2
ISO 6848 WT20
3/32” X 3” (2.4mm x 76mm)
WEM WM433332
.040” x 7” (1.0mm x 175mm) WEM WM437040
1/16” x 7” (1.6mm x 175mm) WEM WM437116 WEM WMT1592C
1/8” x 7” (3.2mm x 175mm)
WEM WM43718 WEM WMT1594C
3/32” x 7” (2.4mm x 175mm) WEM WM437332 WEM WMT1593C
5/32” x 7” (4.0mm x 175mm) WEM WM437532
GOLD
1.5% Lanthanated Tungsten:
Lowest erosion rate, wide
current range, no spitting,
best DC arc starts and stability
.040” x 7” (1.0mm x 175mm) WEM WM457040
AWS A5.12 EWLA-1.5
ISO 6848 WL15
1/16” x 7” (1.6mm x 175mm) WEM WM457116
1/8” x 7” (3.2mm x 175mm)
WEM WM45718
3/32” x 7” (2.4mm x 175mm) WEM WM457332
GRAY
2% Ceriated Tungsten:
Low erosion rate, wide current
range, AC or DC, no spitting,
consistent arc starts, good
stability
.040” x 7” (1.0mm x 175mm) WEM WM477040
AWS A5.12 EWCE-2
ISO 6848 WC20
1/16” x 7” (1.6mm x 175mm) WEM WM477116 WEM WMT1572C
1/8” x 7” (3.2mm x 175mm)
WEM WM47718 WEM WMT1574C
3/32” x 7” (2.4mm x 175mm) WEM WM477332 WEM WMT1573C
5/32” x 7” (4.0mm x 175mm) WEM WM477532
Other sizes available
GROUND
FINISH!