Tungsten
Tungsten
Zirconiated tungsten electrode (WZ8)
| Trade mark | Added impurity | Impurity quantity | Other impurities | Tungsten | Electric discharged power | Color sign |
|---|---|---|---|---|---|---|
| WZ8 | 0.70 - 0.90% | 0.70 - 0.90% | <0.20% | The rest | 2.5 - 3.0 | White |
Characteristic:
- High current load
- Good corrosion resistance
- AC/DC
- Magnesium, aluminum and their alloy suitable
Yttriated tungsten electrode(WY20)
| Trade mark | Added impurity | Impurity quantity | Other impurities | Tungsten | Electric discharged power | Color sign |
|---|---|---|---|---|---|---|
| WY20 | YO2 | 1.80 - 2.20% | <0.20% | The rest | 2.0 - 3.9 | Blue |
Characteristic:
- Mainly applied in military and aviation industry
- Its arc beam is slim and compressive, especially under medium and high current situation
- Its welding penetration is maximum
2% lanthanated tungsten electrode (WL20)
| Trade mark | Added impurity | Impurity quantity | Other impurities | Tungsten | Electric discharged power | Color sign |
|---|---|---|---|---|---|---|
| WL20 | La2O3 | 1.80 - 2.20% | <0.20 | The rest | 2.8 - 3.2 | Sky blue |
Characteristic:
- Good electronic work function
- Good ductility
- Higher recrystallization temperature
- Good cutting ability
- DC
- Carbon steal, stainless steel, nickel alloy and titanium alloy suitable
1.5% lanthanated tungsten electrode (WL15)
| Trade mark | Added impurity | Impurity quantity | Other impurities | Tungsten | Electric discharged power | Color sign |
|---|---|---|---|---|---|---|
| WL15 | La2O3 | 1.30 - 1.70% | <0.20% | The rest | 2.8 - 3.0 | Gold |
Characteristic:
- Good ductility
- Good electronic work function
- Higher recrystallization temperature
- Good cutting ability
- DC
- Carbon steal, stainless steel, nickel alloy and titanium alloy suitable
1% lanthanated tungsten electrode (WL10)
| Trade mark | Added impurity | Impurity quantity | Other impurities | Tungsten | Electric discharged power | Color sign |
|---|---|---|---|---|---|---|
| WL10 | La2O3 | 0.80-1.20% | <0.20% | The rest | 2.6 – 2. | Black |
Characteristic:
- Good ductility
- Good electronic work function
- Higher recrystallization temperature
- Good cutting ability
- DC
- Carbon steal, stainless steel, nickel alloy and titanium alloy suitable
2% ceriated tungsten electrode (WC20)
| Trade mark | Added impurity | mpurity quantity | Other impurities | Tungsten | Electric discharged power | Color sign |
|---|---|---|---|---|---|---|
| WC20 | CeO2 | 1.80 - 2.20% | <0.20% | The rest | 2.7 - 2.8 | Grey |
Characteristic:
- Nonradiative
- Low melt-off rate
- Long-term durability
- Easy arc generation
- DC
- Low current welding
- Pipe and small article welding, intermittent welding, and quantitative welding.
- Carbon steel, stainless steel, nickel alloy and titanium alloy suitable
2% thoriated tungsten electrode (WT20)
| Trade mark | Added impurity | Impurity quantity | Other impurities | Tungsten | Electric discharged power | Color sign |
|---|---|---|---|---|---|---|
| WT20 | ThO2 | 1.70 -2.20% | <0.20% | The rest | 2.0 - 3.0 | Red |
Characteristic:
- Good cutting ability
- Good creep resistance ability
- High recrystallization temperature
- Long-term durability
- Higher conductivity
- DC
- Carbon steel, stainless steel, nickel alloy and titanium alloy suitable
Pure tungsten electrode (WP)
| Trade mark | Added impurity | Impurity quantity | Other impurities | Tungsten | Electric discharged power | Color sign |
|---|---|---|---|---|---|---|
| WP | <0.20% | The rest | 4.5 | Green |
Characteristic:
- Low vapor pressure
- Low current resistance
- Good (electrical) conductivity
- High elastic modulus
- Low thermal expansion
- AC
- Magnesium, aluminum and alloy suitable
Tri-Composite tungsten electrode （WX3)
Characteristic: strong current carrying and super conducting, thorium-free, green, healthy and non-pollution.
Advantage: By matching different rare earth elements in scientific ratio, such as lanthanum, cerium and yttrium; lanthanum, zirconium and yttrium; lanthanum, zirconium and rhenium, the products get gathering function and excellent performance and are more durable.
- Best choice to replace thoriated electrodes
- Longer life
- Non-radioactive additives
- Proven to outperform other electrodes
- Can be used in both DC & AC processes
- Stable tip and arc geometry
- Every electrode is Eddy Current tested for defects
Tri-Composite tungsten electrode (WXE3)
Characteristic: strong current carrying and super conducting, thorium-free, green, healthy and non-pollution.
Advantage: By matching different rare earth elements in scientific ratio, such as lanthanum, cerium and yttrium; lanthanum, zirconium and yttrium; lanthanum, zirconium and rhenium, the products get gathering function and excellent performance and are more durable
- Best choice to replace thoriated electrodes
- Longer life
- Non-radioactive additives
- Proven to outperform other electrodes
- Can be used in both DC & AC processes
- Stable tip and arc geometry
- Every electrode is Eddy Current tested for defects
Bi-Composite tungsten electrode (WXR2)
Characteristic: thorium-free, global initiated energy-gathered and adaptive technology, green, healthy and non-pollution.n.
Advantage: By matching different rare earth elements in scientific ratio and supported by “5A” technology, the products quality and performance are upgraded roundly and suitable for all kinds of materials welding.
- Best choice to replace thoriated electrodes
- Longer life
- Non-radioactive additives
- Proven to outperform other electrodes
- Can be used in both DC & AC processes
- Stable tip and arc geometry
- Every electrode is Eddy Current tested for defects