This technology gives a new way for laser hardening…
该工艺为铝合金的激光表面硬化开辟了一条新途径。
The processing data of laser hardening is very important to the manufacture.
激光相变硬化加工工艺数据在生产实际中有重要的意义。
The mechanism of laser hardening is martensitic hardening and grain refining.
激光相变硬化机理主要是马氏体强化和晶粒细化。
The laser hardening material can effectively improve the surface hardness and wear resistance.
认为激光硬化处理能够有效地改善材料的表面硬度和耐磨性。
The study indicates that using laser hardening can remarkably improve the hardness of cylinder.
研究结果表明：采用激光硬化处理可明显提高缸套的硬度。
Many of the specific requirements for the part, however, are easy to be met by laser hardening.
运用激光加工很容易满足零件的许多特殊要求。
The results show, surface treated by laser hardening can improve the surface hardness and wear resistance.
结果表明，激光硬化处理的表面能够有效地改善材料表面硬度和耐磨性。
In this paper characteristics of field pattern distribution by laser hardening and the important parameters are presented.
提出激光硬化时的激光强度分布特性和主要参数。
The surface of the hypoeutectic white cast iron of great wearable work piece in common use was treated by laser hardening.
对要求高耐磨的大型工件常用的亚共晶白口铸铁材料进行了不同条件的激光表面强化处理。
The effects of laser hardening on the structure and wearability of a normalized and an austempered ductile iron were investigated.
结果显示对于等温淬火球铁，激光硬化层中马氏体片的尺寸与基体奥氏体—贝氏体中的铁索体板条尺寸相近。
The laser hardening microscopic structures are mainly very fine martensite and the original pattern of flake graphite basically remain.
其硬化组织主要为隐晶马氏体，片状石墨基本保持原形貌不变。
The thinking and method for the establishment of numerical model are adaptable to numerical simulation of laser hardening for cambered parts as well.
建立该数值模型的一些思路和方法也适用于各种曲面类零件激光淬火的数值模拟。
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。
Temperature field in the laser hardening process was numerically simulated by MSC. Marc software. The calculated results are in good agreement with the experimental results.
采用有限元软件对激光强化过程中的温度场进行数值模拟，数值模拟结果与实验结果符合较好。
Improving the longevity of artillery is always a key problem, and one of the most effective methods to solve this problem is through laser hardening of the artillery barrel.
提高身管寿命是火炮行业亟待解决的关键技术问题，激光表面改性技术是解决这一问题的有效方法之一。
The laser hardening technology used for crankshaft is introduced and the investigation on surface hardening of a nodular iron crankshaft was carried out by using a kW CO 2 laser system.
本文介绍了曲轴激光淬火强化技术，采用千瓦级快速轴流式激光器对球铁曲轴进行了激光淬火试验。
Among the above laser interset change hardening is the most mature, it has been used widely in industrial production.
其中激光相变硬化最为成熟，在工业生产中己得到广泛地应用。
This paper is the research of wear resistance for the specimen of grey cast iron and nodular iron by laser treating, induction hardening and nitrocarburizing.
本研究针对常用的灰铸铁及球墨铸铁材料分别进行激光处理、感应淬火和氨化处理，然后进行耐磨性对比试验。
The width and depth of laser transformation hardening zone and residual stress distribution were measured experimentally.
实测了激光相变硬化区的宽度和深度及残余应力分布。
This paper introduces the applications of the very high power laser in the surface hardening of materials.
本文介绍大功率激光器在材料表面强化中的应用概况。
The big area laser transformation hardening must adopt the methods of facular joint in giving priority to attrition, and the tempering zone can't be avoided in the joint.
以提高耐磨性为主的大面积激光相变硬化必须采用光斑搭接方法，在搭接处的回火带是不可避免的。
The structure and performance of steel materials is analyzed after laser quenching , and the research situation of laser transformation hardening in the field of materials science in future.
分析了钢铁材料激光相变硬化后的组织与性能，及近年来激光相变硬化技术在材料科学领域的研究状况。
The reason for abrasive wear resistance enhancement of bionics smooth surface made by Laser Carving Technology is grain super-refining strengthening, hardening, effect of dowel pin and bionics.
激光雕刻仿生非光滑表面耐磨性提高的原因是：晶粒超细化，硬度提高，桩钉效应和仿生效应。
The phase transformation hardening and fast melting-solidification by controlling power intensity and shocking-time of laser pulse have been analysed.
分析和实验得出，通过控制入射激光功率密度和作用时间可以实现相变硬化及快速熔化——凝固处理。
A three-dimensional numerical model for laser surface transformation hardening of metals using the finite differential technique is given in this peper.
给出了用有限差分法对金属材料激光相变硬化过程建立的三维数值模型。
The characteristic and mechanism of laser transformation hardening, the technics of laser surface heat treatment were introduced.
主要介绍了激光相变硬化的特点及强化机理、激光表面相变硬化工艺。
Laser oxidizing for titanium surface hardening was studied.
研究了钛及其合金的激光渗氧硬化方法。
A new laser surface hardening technology of aluminium alloy was examined in this paper.
研究了一种新的铝合金激光表面强化工艺。
Laser transformation hardening was carried out on U74 rail steel by a self-developed high power diode laser.
使用自制的大功率半导体激光器对U 74轨钢进行了相变硬化。
At the end, the paper discusses the mechanism of laser transformation hardening.
最后探讨了激光相变硬化的机理。
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