1.Model: WP,WT10,WT20,WT30,WT40,WZr3,WZr8,WL10, WL15, WL20,Wc20,WY20 2.Dia 1.0-12.0mm 3.Length 50,75,150,175mm... Tungsten ElectrodeThoriated tungsten electrode is the most widely used welding material.Characteristic: Thoriated tungsten electrode is the most widely used welding material. 2% Thoriated Tungsten contains 2% thorium oxide (ThO 2 ) that is dispersed inside the whole length of the ...