... of tungsten alloy rod, or upon request of electrode for annealing. Place of Origin: Henan China ... tungsten alloy rod, or upon request of electrode for annealing.Welding electrodesdia1.0x175/150mm, dia1.6x175 ... ,WZ,WYDimensionsDIAM1.0,1.5,1.6,2.0,2.4,3.0,3.2,4.0,4.8,6.4;LENGTH150,175Chemical ... CompositionWTh,WCe,WLa,WP,WZ,WY WT20 thoriated tungsten electrode ...