D246 hardfacing electrodes Model: EDPCrSi-B Description: D246 hardfacing electrodes, AC and DC. Uses: For welding at room temperature and non-corrosive conditions, parts with abrasive wear and impact loading conditions, such as mining, engineering, agriculture, brick, cement, water and other mechanical wear parts. Deposited metal chemical composition /% C ≤1 Si 1.5 - 3 Mn≤0.8 Cr 6.5 -8.5 B 0.5-0.9 Surfacing hardness HRC: ≥60