Why is proper storage and handling of tungsten electrodes important?

Proper storage and handling of tungsten electrodes is crucial primarily to prevent contamination and degradation. Tungsten is a material that can easily become contaminated with oils, dirt, or other substances if not stored correctly. Contaminated tungsten electrodes can lead to poor arc stability, erratic welding performance, and defects in the weld, such as lack of penetration or porosity.

When electrodes are contaminated, they do not maintain their proper chemical and physical properties, which can adversely affect the quality of the weld. Degradation can also occur if electrodes are exposed to moisture or improper environmental conditions, which further hampers their performance.

Therefore, attentive storage and careful handling are essential practices that ensure the integrity and performance of tungsten electrodes throughout their use in Gas Tungsten Arc Welding (GTAW). This focus directly correlates to achieving high-quality welding results.