SEM image (polished cross-section) of 2-µm tantalum diffusion coating applied to a nickel alloy substrate showing excellent conformity of coating to surface finish and minimal porosity (4000×)
SEM image (polished cross-section) of 2-µm tantalum diffusion coating applied to a nickel alloy substrate showing excellent conformity of coating to surface finish and minimal porosity (4000×)stefano grossi