Thorium tungsten electrode(WT20)
Thoriated tungsten electrode a commonly used tungsten electrode material, which has superior welding performance than pure tungsten, and thus is widely used in the field of DC welding.

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Thorium tungsten electrode(WT20)
Product Parameters
Product Description
Thoriated tungsten electrode a commonly used tungsten electrode material, which has superior welding performance than pure tungsten, and thus is widely used in the field of DC welding. Thoriated tungsten electrodes are easy to operate and work well even under overloaded currents, and there are still many companies that use this material, which is seen as part of quality welding. WT20 ThO2 1.8~2.2 Red WT30 ThO2 2.80~3.20% Purple WT40 ThO2 3.80~4.20%.
Size Specification
Diameter X Length | Specification I | Specification II |
1.0mm x 150mm 1.6mm x 150mm 2.0mm x 150mm 2.4mm x 150mm 3.0mm x 150mm 3.2mm x 150mm 4.0mm x 150mm 4.8mm x 150mm |
1.0mm x 175mm 1.6mm x 175mm 2.0mm x 175mm 2.4mm x 175mm 3.0mm x 175mm 3.2mm x 175mm 4.0mm x 175mm 4.8mm x 175mm |
Product Features
The real material is more durable, support for flaw detection is more assured, easy to start the arc is more stable, low escape power is more efficient.
Scope of Application
Applicable to stainless steel, carbon steel, titanium alloy, nickel alloy, iron and other base materials welding
Ingredient Description
Electrode name
|
Added Impurity
|
Other Impurities(%)
|
Tungsten(%)
|
Color sign
|
Thorium tungsten electrode
|
ThO2
|
<0.20
|
The rest
|
Red
|