The simulating results fits the measured hardness about the 20 steelcarburized and quenching. It indicates that this method is feasible, and has more practical and operating manual.
通过对20钢渗碳层硬度分布的模拟结果表明，此方法是可行的，且具有较强的实用性和可操作性。
2
The effect of adding RE in low carbon steel on carburized layer is studied.
研究了低碳钢中加入RE后对渗碳层的影响。
3
Internal fatigue cracks occurred in the fracture of a quenched and tempered carburizedsteel specimen under tension-tension fatigue loads are discussed in this paper.