用微分热分析-液淬法研究几种常用合金元素对奥氏体枝晶形成与长大形态的影响。
The effect of some common alloying elements on austenite dendrites forming had been analyzed by differential thermal-liquid quenching analysis.
研究表明：在这种新型镍铸铁中除了石墨和奥氏体基体外，还有合金渗碳体存在；
Investigation showed that, in this new nickel cast iron, besides graphite and austenitic base, had yet alloying cementite.
最初，这些合金为奥氏体合金。
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