DIN Standards Committee Technology of Materials
DIN 30902
Light-microscopical determination of the depth and porosity of the compound layer of nitrided and nitro-carburized ferrous parts
Lichtmikroskopische Bestimmung der Dicke und Porigkeit der Verbindungsschichten nitrierter und nitrocarburierter Werkstücke
Responsible national committee
NA 145-02-05 AA - Heat treatment – Principles, requirements and test methods