Hardfacing Electrodes by Nouveaux Premium Wear-Resistant Welding Electrodes for Extreme Conditions Nouveaux Hardfacing Electrodes are designed to extend the lifespan of industrial components subjected to abrasion, impact, corrosion, and high temperatures. Our SMAW (Shielded Metal Arc Welding) hardfacing rods deliver superior protection for mining, construction, agriculture, and heavy machinery applications.