D646 high chromium cast iron welding electrodes type: EDCr-B-16 surfacing hardness HRC: ≥ 45 
 Description: High chromium cast iron welding electrodes, AC DC (AC welding load voltage space of not less than 70V), cladding layer has good anti-cavitation capability. 
 Use: Wear and corrosion resistance at room temperature and high temperature components of working conditions, such as turbine blades, high-pressure pump parts, such as blast furnace bell.