What's Yttriated Tungsten Electrode?
1.What's Yttriated Tungsten Electrode?
Yttriated tungsten electrode (WY) is a rare-earth-modified tungsten electrode manufactured from high-purity tungsten with the uniform addition of yttrium oxide (Y₂O₃) through powder metallurgy technology. The most common grade is WY20, which is typically identified by a blue color code.
During TIG (Tungsten Inert Gas) welding and PAW (Plasma Arc Welding), yttriated tungsten electrode provides stable electron emission and a high-energy-density arc, making it suitable for high-precision welding applications.
2.Advantages of CTIA's Yttriated Tungsten Electrode
(1) Excellent arc-starting performance, stable arc ignition under low current conditions
(2) Strong arc concentration, high energy density, precise heat input control
(3) Good arc stability, suitable for continuous welding and automated welding systems
(4) Strong high-temperature recrystallization resistance, extending service life
(5) Strong contamination resistance, reducing the risk of weld inclusions
(6) Suitable for medium and high current TIG welding
Through yttrium oxide modification, yttriated tungsten electrode achieves grain boundary strengthening and enhanced electron emission capability. Even under high-temperature and high-current-density conditions, it maintains stable arc output. Compared with pure tungsten electrode, yttriated tungsten electrode offers significantly improved arc-starting performance and longer service life, making it an important electrode for advanced TIG welding applications.
3.Parameters of CTIA's Yttriated Tungsten Electrode
The parameters of CTIA's yttriated tungsten electrode are shown in picutre below:
4.Applications of CTIA's Yttriated Tungsten Electrode
Yttriated tungsten electrode is widely used for: (1) precision welding of aerospace structural components; (2) joining and fabrication of high-strength alloys for defense applications; (3) precision welding of titanium and refractory metals; (4) automated robotic welding systems.
5.What Is the Recommended Current Range for Yttriated Tungsten Electrode?
Electrode diameters of 1–3 mm are generally suitable for welding currents of 10–150 A. Electrode diameters of 4–6 mm are generally suitable for welding currents of 150–250 A. For high-current welding, larger electrode diameters should be selected. Proper control of arc voltage and dwell time is recommended to prevent tip overheating, spatter generation, or electrode burn-off.
7.Specifications of CTIA's Yttriated Tungsten Electrode
(1) Diameter: 0.25 mm–10.0 mm, customizable
(2) Length: 150 mm or 175 mm, customizable
(3) Surface Finish: Ground finish
(4) Packaging: 10 pcs/box, moisture-resistant and oxidation-resistant
With 30+ years of expertise in integrated powder processing and precision machining, CTIA GROUP provides a full range of WC20 ceriated tungsten electrodes. Offering multi-dimensional customization for superior arc ignition and stability, CTIA’s electrodes deliver reliable performance in precision TIG welding, automated welding, and plasma processing.
For any inquiry, please contact tungsten electrode manufacturer: CTIA GROUP
Email: sales@chinatungsten.com
Tel: 0086 592 5129696 / 0086 592 5129595
Website: www.tungsten.com.cn
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