This standard specifies the quality requirements, acceptance rules and inspection methods for chemical oxidation (blue) coatings on steel parts. It is suitable for the quality acceptance of chemical oxidation coatings on parts (components) of aviation products.
HB 5062-1996 history
1996HB 5062-1996 Quality Inspection of Chemical Oxidation (Blue) Film Layer of Iron and Steel Parts
1970HB 5062-1977 Quality Inspection of Chemical Oxidation (Blue) Film Layer of Iron and Steel Parts