
Questions & Answers
Metal grades of tungsten electrodes
Electrodes are manufactured in the following grades: WTh-La, WLa-Ce, WZ8, WY20, WY10, WC20, WC10, WL20, WL15, WL10, WT40, WT30, WT20, WT10, WP.
Tungsten Electrode Standards
GOST 9467-75 - Arc Welding Electrodes;
GOST 9466-75 - Requirements for Welding Electrodes;
GOST 19671-91 - Tungsten Wire;
GOST 23949-80 - Tungsten Welding Electrodes.
Table of tungsten electrode weights
For electrodes 175 mm long
| Diameter, mm | Weight of 1 electrode, g | Approximately pcs/kg |
| 1,0 | 2,65 | ~377 |
| 1,6 | 6,78 | ~147 |
| 2,0 | 10,6 | ~94 |
| 2,4 | 15,2 | ~66 |
| 3,0 | 23,9 | ~42 |
| 3,2 | 27,1 | ~37 |
| 4,0 | 42,4 | ~24 |
| 4,8 | 61 | ~16 |
| 5,0 | 66,2 | ~15 |
| 6,0 | 95,4 | ~10 |
For electrodes 150 mm long
| Diameter, mm | Weight of 1 electrode, g |
| 1,0 | 2,27 |
| 1,6 | 5,81 |
| 2,0 | 9,08 |
| 2,4 | 13 |
| 3,2 | 23,2 |
| 4,0 | 36,3 |




