This specification covers a procedure, typically referred to as Blue Etch Anodize, for revealing the macrostructure and microstructure of selected titanium alloys.
SAE AMS2642F-2021 history
2021SAE AMS2642F-2021 Structural Examination of Titanium Alloys Etch-Anodize Inspection Procedure
2016SAE AMS2642E-2016 Structural Examination of Titanium Alloys Etch-Anodize Inspection Procedure
2010SAE AMS2642D-2010 Structural Examination of Titanium Alloys Etch-Anodize Inspection Procedure
2005SAE AMS2642C-2005 Structural Examination of Titanium Alloys Etch-Anodize Inspection Procedure