Nondestructive testing and quality control of metal hardened-depth is an important problem to be solved in machinery industry. It belongs to material property testing.
金属表面硬化层深度的检测及控制是目前机械工业部门急需解决的一个问题，它属于材料检测的范畴。
The experimental result shows that the depth of hardened zone and smoothness of surface can be controlled conveniently by varying the power output beam diameter and scanning rate of laser light.
试验表明：通过调节激光器的输出功率、光斑直径和扫描速度可以方便地控制熔化层深度和表面平整度。
When the granularity or hardness of the grinding wheel increases, the hardened layer depth increases.
随着砂轮粒度或砂轮硬度的提高，磨削淬硬层深度相应增加。
Thus, these rolls require a higher surface hardness and must be hardened to a greater depth.
因此，辊子需要较高的表面硬度和较深的硬化层深度。
There is not standard about the available hardened depth of laser quenching gears, which is disadvantage to its application.
齿轮激光淬火有效硬化层深的取值到目前为止没有统一的标准，这对该项技术的推广应用十分不利。
Nondestructive testing of metal hardened depth is an important and difficult job, which belongs to material property testing.
金属表面硬化层深度的检测是一项非常重要而又困难的工作。
To enable them to withstand the heavy loading of opening the valve, the cams are required to be hardened to a good depth during manufacture.
为保证它们能承受开启气门时的巨大载荷，凸轮在制造时必须达到相当的硬度和强度。
The laser hardening of the T10 steel specimens has been carried out and the effects of laser hardening technical parameters on hardened depth are discussed.
为探讨钢的激光淬火工艺参数对淬硬层深的影响，本文对T10钢进行了激光淬火试验。
The numerical simulation on the eddy signals was introduced by approaching method based on Finite Elements theory to predict the hardened depth.
用有限元法对非均匀介质的涡流检测信号进行了数值模拟，并针对检测信号采用逼近的方法预测了表面硬化层深度。
The new model has been used to evaluate the hardened depth of laser-quenched HT250, and the theoretical results are verified by the experiments and are more accurate than that of the old model.
最后，采用新模型估算出激光淬火处理HT250材料硬化带深度的理论值，理论估算结果与试验结果吻合较好，且比简易激光相变硬化模型估算结果更接近于试验结果。
Based on that hardened case depth can be increased by delay in air after forging, the technique of delay quenching after forging is proposed in this paper.
基于锻后预冷淬火可提高工件的淬硬层深度，本文提出锻后余热预冷淬火工艺。
This paper demonstrates residual stress of induction quench parts and personal views about stress distribution of flange corner heat treatment, truck half axle material and depth of hardened layer.
论述了感应淬火零件的残余应力形态，并对载货车半轴的材料、硬化层深度及法兰圆角淬火层分布提出了个人见解。
The width and depth of laser transformation hardened layer was evaluated by establishing temperature field mathematical model and applying numerical calculation.
建立激光相变硬化过程的温度场数学模型，并应用数值计算预测了相变硬化带的形状和尺寸。
It is shown that the simulating technology established can predict the depth, width and contour of hardened case and provide guide to select reasonable parameter.
该模拟技术可以预测出具体工艺条件下电子束硬化层的深度、宽度和轮廓，并为选取合理的工艺规范提供指导。
The width and depth of the phase transformation hardened zone were measured.
通过灰铸铁激光相变硬化实验，实测了硬化层深度和宽度。
Compared with the dry-grinding, the surface compress residual stresses of the hardened layer under wet-grinding is increased, but its depth of hardened layer reduces about 30%.
与干磨相比，湿磨硬化层表面残余压应力有所提高，但其硬化层深度减少了约30%。
The depth of hardened layer after surface quenching was about 0.
磨 辊 齿经等离子弧表面淬火后硬化层的厚度约为0。
With increasing travel speed, the hardened depth decreased and the hardness increased.
随行走速度提高，钢的硬化层厚度减小，硬度提高。
With increasing travel speed, the hardened depth decreased and the hardness increased.
随行走速度提高，钢的硬化层厚度减小，硬度提高。
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