Investigation of the effect of the alloy 600 substrate for the stability of a Ni3Sn2 coating for metal dusting protection at 620 °C

► Metal dusting protection by the use of a Ni3Sn2 coating. ► Investigation of the influence of alloying elements on the Ni3Sn2 coating. ► Sigma-phase formation in the nickel depleted interdiffusion zone.