Metallographic Analysis Dept. mainly carries out the metallographic testing analysis of the fasteners and other metal products at present.

Testing Items:
Microstructure
Macrostructure
Grain size
Non metallic inclusions
Decarburization
Carburizing
Nitriding
Intergranular corrosion
Micro hardness
Coating testing
Ferrite content testing
Magnetic testing

Testing Equipment
Hitachi scanning electron microscope (including energy spectrometer)
Zeiss microscope (Research Level)
High and low temperature environmental testing chamber
Stress corrosion testing machine
Program controlled heat treatment furnace