D287 sand abrasion resistance, anti-cavitation special electrode Description: anti-cavitation resistance to sand abrasion specific electrode, with good anti-cavitation, anti-wear properties of the sediment, welding technology is good, using DC reverse, all-position welding, welding metal has good machinability. Uses: For pumps, turbine flow parts of the manufacturing and welding repair, the same material can be used for welding runner. Deposited metal chemical composition C≤0.15 Cr 12 -16 Ni 4-6 Surfacing hardness HRC: HV400 (welded)