What Color Tungsten Is Best For Stainless - 3 gold lanthanated 1.5% color tungsten. 2 blue lanthanated tungsten for stainless steel. Pure tungsten electrodes contain 99.50% tungsten, and they are denoted as ewp in the aws.
Pure tungsten electrodes contain 99.50% tungsten, and they are denoted as ewp in the aws. 2 blue lanthanated tungsten for stainless steel. 3 gold lanthanated 1.5% color tungsten.