Nitriding heat-treatment method based on control over nitrogen potential

Nitriding heat-treatment method based on control over nitrogen potential

The invention relates to a nitriding heat-treatment method based on control over the nitrogen potential. According to the nitriding heat-treatment method, surface tissue of different grades and whitebright layers with different thicknesses of alloy products can be obtained through control over the n...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIU ZHANXIONG, LEI LIFANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
CHEMICAL SURFACE TREATMENT
CHEMISTRY
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING MATERIAL WITH METALLIC MATERIAL
COATING METALLIC MATERIAL
DIFFUSION TREATMENT OF METALLIC MATERIAL
INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL
METALLURGY
SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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Beschreibung
Zusammenfassung:The invention relates to a nitriding heat-treatment method based on control over the nitrogen potential. According to the nitriding heat-treatment method, surface tissue of different grades and whitebright layers with different thicknesses of alloy products can be obtained through control over the nitrogen potential, so that the quality of nitride products is guaranteed, and the cost is low. 本发明涉及一种控制氮势的渗氮热处理方法，该方法通过控制氮势，可以得到合金产品的不同级别的表面组织和不同厚度的白亮层，能够保证氮化产品质量，并且成本低。