|
ISO Color Chart |
Type |
Part Number |
Size |
|
RED
AWS A5.12 EWTh-2
ISO 6848 WT20
|
2% Thoriated: Best stability at medium currents, good arc starts, medium tendency to spit, medium erosion rate |
T0207GT2 |
.020 x 7" |
| T0407GT2 |
.040 x 7" |
| T1167GT2 |
1/16 x 7" |
| T3327GT2 |
3/32 x 7" |
| T187GT2 |
1/8 x 7" |
| T5327GT2 |
5/32 x 7" |
|
|
|
|
|
|
GOLD
AWS A5.12 EWLa-1.5
ISO 6848 WL15 |
1.5% Lanthanated: Lowest erosion rate, wide current range, no spitting, best DC arc starts and stability |
T0207GL |
.020 x 7" |
| T0407GL |
.040 x 7" |
| T1167GL |
1/16 x 7" |
| T3327GL |
3/32 x 7" |
| T187GL |
1/8 x 7" |
| T5327GL |
5/32 x 7" |
|
|
|
|
|
|
GRAY
AWS A5.12 EWCe-2
ISO 6848 WC20 |
2% Ceriated: Low erosion rate, wide current range, AC or DC, no spitting, consistent arc starts, good stability |
T0207GC2 |
.020 x 7" |
| T0407GC2 |
.040 x 7" |
| T1167GC2 |
1/16 x 7" |
| T3327GC2 |
3/32 x 7" |
| T187GC2 |
1/8 x 7" |
| T5327GC2 |
5/32 x 7" |
|
|
|
|
|
WHITE
AWS A5.12 NONE
ISO 6848 WZ8 |
.8% Zirconiated: Balls well, handles higher current with less spitting, better arc starts and arc stability than pure tungsten |
T0207GZ |
.020 x 7" |
| T0407GZ |
.040 x 7" |
| T1167GZ |
1/16 x 7" |
| T3327GZ |
3/32 x 7" |
| T187GZ |
1/8 x 7" |
| T5327GZ |
5/32 x 7" |
|
|
|
|
|
|
GREEN
AWS A5.12 EWP
ISO 6848 WP |
Pure: Balls easily, low cost, tends to spit at higher currents, used for non-critical welds only |
T0207G |
.020 x 7" |
| T0407G |
.040 x 7" |
| T1167G |
1/16 x 7" |
| T3327G |
3/32 x 7" |
| T187G |
1/8 x 7" |
| T5327G |
5/32 x 7" |