... upon request of electrode for annealing. Place of Origin: Henan China (Mainland)Brand Name: CPCModel Number: WT20,PW20,WC10,WC20,WT10,WT20 ... Place of OriginHenan, China (Mainland)Brand NameCPCModel NumberWT20,PW20,WC10,WC20,WT10,WT20,WZ8,WL10,WL15,WL20,WY20ApplicationTIG WELDINGShaperodMaterialWTh,WCe,WLa ... ;LENGTH150,175Chemical CompositionWTh,WCe,WLa,WP,WZ,WY WT20 thoriated tungsten electrode