提出了钢浸润硬质合金的激光焊接机理。
A mechanism is put forward of laser dip soldering of steel and cemented carbides.
硬质合金的准备按照正常的粉末冶金过程。
The cemented carbides are prepared according to normal powder metallurgical procedures.
综合评述了梯度结构硬质合金的开发与应用。
It is summarized the development and application of graded-structure cemented carbides, and discussed basic principle, process and control of theirs manufacture.
研究认为，这是稀土强化硬质合金的一个原因。
The investigation pointed out that this was the cause of cemented carbide strength…
采用冲击弯曲试验研究了硬质合金的冲击疲劳性能。
The impact fatigue property of cemented carbide was studied by impact bending test in this paper.
对两种国产新牌号硬质合金的断裂力学参数进行了研究。
Fracture mechanics parameters of new brands of cemented carbide are studied.
结果表明：低压烧结工艺可以有效提高硬质合金的抗弯强度；
Results showed that sinter-HIP treatment can enhance the transverse rupture strength of WC-Co cemented carbides effectively.
前言：介绍了一种“新型破碎法”回收废旧硬质合金的方法。
The new type crashing method of recycling scrap cemented carbide is introduced in this paper.
可以用磁学性能对硬质合金的硬质相晶粒度、碳含量等进行检测。
Magnetic properties can be used for detecting content of carbon and the grain size of WC.
介绍了国内外钢结硬质合金的牌号、分和在各工业部门中的应用。
This article has introduced the grades and Component of Steel-bonded carbides in domestic and foreign as well as using in various industry departments.
通过多次实验，将单涂层与复合涂层硬质合金的刀具寿命作了比较。
In this paper, the experiment was designed to study tool with single coating layer and several coating layers.
为了得到性能稳定的挤压硬质合金，需要控制挤压硬质合金的碳含量。
If we want to obtain extruding cemented carbide whose properties is stable, we need to control its carbon content.
为表征金刚石薄膜涂层硬质合金的耐磨性能，引入了“耐磨系数”指标。
Coefficient of wear ability "is introduced to show the wear ability of cemented carbide coated with diamond film."
本文就反应硼化烧结法的理念，新型硬质合金的种类、性能和应用做综述。
The concept of reaction boronizing sintering technique, properties, kinds and applications of new type cemented carbide are reviewed.
介绍了T系列新型凿岩硬质合金的工艺过程与特点， 合金性能与使用效果。
The technological process and characteristics of T-type cemented carbide for rock drilling are described. and its performance & application are also presented.
为了解决硬质合金的加工难题，进行了数控电解磨削加工硬质合金的试验研究。
To solve the problem of machining problem of carbide alloy, the research on CNC electrochemical grinding was done.
结果发现，当钴含量不变时，硬质合金的断裂韧性随w C粒度的增大而增大。
It was revealed that, when the cobalt content kept constant, the fracture toughness increased with the increase of WC particle size.
等离子处理改变了镀层和基体之间的结合状态，提高了镀层与硬质合金的结合强度。
H plasma treatment changes the bond state between the deposit and substrate, resulting in a improved adhesion of the deposit to cemented carbide.
简要介绍了钢结硬质合金的性能、热处理工艺及在模具设计、加工时采取的措施。
The charateristics and the heat treatment process of the steel bonded carbide, measures needing to adopt in die design and machining were briefly introduced.
认为在低碳钢表面涂覆硬质合金的涂层组织性能取决于激光涂覆工艺与预涂层的质量。
The results are that the structure and properties of cladding layer are determined by the laser surface cladding processing parameter and quality of the cladding before laser heating.
采用高温显微镜、同步热分析、热膨胀实验等方法，系统的研究了亚微细硬质合金的烧结特性。
In this thesis, some test methods, such as Heating Microscope, DTA-TG, Thermal Dialation Testing, were used to research the sintering properties of cemented carbide in submicron grain, systematically.
碳化钨粉是生产硬质合金的重要原材料，纳米碳化钨粉可使硬质合金具有许多更加优良的特性。
WC powder is an important raw material for production of cemented carbide. Cemented carbide from nano structured WC powder has excellent characteristics.
采用热压烧结工艺制备了上层为具有一定厚度的陶瓷、下层为硬质合金的陶瓷硬质合金复合片。
To combine the advantages of ceramics and cemented carbide, a novel ceramics and cemented carbide layered inserts was successfully developed using hot pressing tec...
采用该技术生产的碳化钨产品符合俄罗斯的技术标准要求，可用于钻探工具和硬质合金的生产。
The tungsten carbide produced satisfied the requirements of Russian technical standard and can be used for manufacturing drilling instruments and hard metals...
采用热压烧结工艺制备了上层为具有一定厚度的陶瓷、下层为硬质合金的陶瓷硬质合金复合片。
To combine the advantages of ceramics and cemented carbide, a novel ceramics and cemented carbide layered inserts was successfully developed using hot pressing technique based on th...
另外研究了传统硬质合金与多级结构硬质合金的区别及多级结构复合材料的耐磨机理和韧性机理。
In addition, the difference between traditional and multi-structural cemented tungsten carbide is investigated, and so are the mechanisms of abrasion resistance and fracture toughness of the latter.
为了把问题弄清楚，我们对钢结硬质合金的热处理在理论上与工艺上都进行了比较系统的研究工作。
In order to make the problem clear, systematic work has been done to study the theoretical and technical specialities of heat treatment of steel-bonded carbide.
通过改变硬质合金剩余应力类型和状态，改善了硬质合金的性能，提高了硬质合金工具的使用寿命。
The performance of hard alloy was improved and the lifetime of hard alloy tools prolonged with changing the type and status of residual stress in hard alloy.
通过改变硬质合金剩余应力类型和状态，改善了硬质合金的性能，提高了硬质合金工具的使用寿命。
The performance of hard alloy was improved and the lifetime of hard alloy tools prolonged with changing the type and status of residual stress in hard alloy.
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