This Korean Industrial Standard specifies the method for making anodic polarization measurement for stainless steels in 20 % and 5,% (both figures are expressed by mass percent) sulfuric acid solution.
KS D 0247-1984 history
2019KS D 0247-2019 Method for making anodic polarization measurement for stainless steels
2004KS D 0247-2004 Method for making anodic polarization measurement for stainless steels
1984KS D 0247-1984 Method for making anodic polarization measurement for stainless steels