... ,WL15,WL20,WT20,WT40,WC20,WZ8,WP 3. Dimension: dia(1.0-10)*L L<1500mm 1. Product Information:1) Tungsten Electrodes ... Density: >19.1g/cm32) Type: We supply thoriated tungsten electrodes, pure tungsten,cerium tungsten,lanthanum tungsten,zirconium tungsten,yttrium3) Size: Dia(1.0-10mm)*L L ... < 0.20The restWhite3. The Product Quality Certificate And Relevant Pictures Thoriated Tungsten Electrodes(WT20)