Effect of nitrogen and ammonia content on the nitriding rate, the microstructure, nitrogen concentration and hardness distribution of the nitriding case were studied.
研究氨气和氮气混合气氛的成分对渗氮速率的影响，测定了渗氮层的显微组织、渗氮层氮浓度分布及有关力学性能。
The choice of such coefficients and operating methods of short time nitriding as temperature, decomposition rate of ammonia, time and the cooling after nitriding is discussed in this paper.
本文论述短时渗氮的温度、氨分解率、时间、渗后出炉冷却等工艺参数和操作方法的选择。
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