A mechanism is put forward of laser dip soldering of steel and cemented carbides.
提出了钢浸润硬质合金的激光焊接机理。
The cemented carbides are prepared according to normal powder metallurgical procedures.
硬质合金的准备按照正常的粉末冶金过程。
Refractory metal and cemented carbides: steel, metal steel, tungsten metal, crucible etc.
难溶金属及制品:高速钢、耐热合金钢、高比重钨合金、钼坩埚等。
It is very important to make out suitable sintering technology for ultra fine cemented carbides.
因此,针对超细硬质合金特点制定合适的烧结工艺在生产超细硬质合金中是至关重要的。
In recent years, appended Inhibitors in ultra fine cemented carbides are studied at home and abroad.
近几年以来国内外对超细硬质合金中添加抑制剂进行了大量的研究。
Cemented carbides cutter blade wear slightly, its main wear mechanism is separation of transferred film.
硬质合金刀片的磨损缓慢,其磨损主要是由于刃口上高分子转移膜脱落引起的。
Therefore, the removal way of cemented carbides in nozzle-type ELID grinding was mainly ductile removal mode.
因此,硬质合金材料去除机理主要为延性去除磨削方式。
Description is made of the injection moulding and its application for the powdered refractory metals and cemented carbides.
介绍了国外难熔金属和硬质合金粉末注射成形技术及其应用。
Results showed that sinter-HIP treatment can enhance the transverse rupture strength of WC-Co cemented carbides effectively.
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;
The crystal grain growth inhibitor and it's inhibiting mechanism in super fine cemented carbides are summarized in this paper.
本文综述了近几年超细硬质合金中晶粒生长抑制剂及其机理的研究概况。
The muti-steps sintering processing and cobalt content on the structure and properties of graded cemented carbides are studied.
研究了分段烧结制备梯度结构硬质合金技术以及粘结剂含量对梯度硬质合金的力学性能、梯度结构的影响。
Thus, the application of diamond CVD is limited to materials which will not soften at this temperature such as cemented carbides.
因而钻石化学蒸发沉淀的应用受到材料限制,要求材料在此温度下不软化例如硬质合金。
Relational researches prove that appended inhibitors can prevent the growing of crystals in ultra fine cemented carbides effectively.
有关研究表明在超细硬质合金中添加抑制剂可以有效地控制硬质合金中晶粒的长大。
Abstract: It is studied that milling time, carbon content, inhibitor and sintering effect on properties of the submicron cemented carbides.
文摘:研究了球磨时间、碳含量、抑制剂以及烧结对超细 硬质合金性能的影响。
The valid controlution of carburization atmosphere during the later stage of Sintering-HIP can directly prepare gradient cemented carbides.
气压烧结后期有效地控制渗碳气氛能够直接烧结渗碳制备梯度硬质合金;
The application prospects and some problems that need to be solved in the powder injection molding of cemented carbides are discussed in detail.
同时指出了硬质合金注射成形的应用前景及需解决的问题。
HUANG H. Application of USA and Russian development titanium and its alloys in tank[J]. Rare Metals and Cemented Carbides , 1997, 49 (5) : 45–47.
[5] 黄虹。美国和俄罗斯研究与开发钛及其合金在坦克中的应用[J]。稀有金属与硬质合金 , 1997,49 (5) :45–47。
This paper concisely describes the good results gained in making foils of cemented carbides for TEM by ion milling technique in the study of micro-structure.
本文简要地介绍了在研究硬质合金微观结构时,应用离子薄化技术制取供透射电子显微镜用的薄膜所获得的良好效果。
The kinds and their properties of fine and ultrafine grain cemented carbides and cermet carbides are introduced in this paper. Some cutting test data are listed.
主要介绍了细晶粒与超细晶粒硬质合金和Ti(C,N)基与TiC基硬质合金的种类和性能,并列入一些试验数据。
In this paper, the benefits and deficiencies of substituting paraffin for butadiene sodium rubber as the lubricants used in the production of cemented carbides are studied.
本文对用石蜡取代丁钠橡胶作硬质合金生产成形剂的优点及其不足进行了论述。
The failure mechanism of cemented carbide for mining is discussed. Based on the theoretical analysis, different cemented carbides fabricated by Golden Egret Special Alloy Co.
本文论述了凿岩用硬质合金的失效机理,在理论分析的基础上,研究开发出了适用于不同岩层的各种凿岩用硬质合金牌号。
The paper introduces simply the characteristics of three experimental materials used to process micro-structures, single-crystal silicon, piezoelectricity ceramic and cemented carbides.
简要介绍硬质合金、压电陶瓷和单晶硅的加工特点及利用超声微细加工这三种材料的优势。
This type of tips has presented a good wear resistance equal to that of typical cemented carbides YG6 tips when cutting austenitic stainless steel, nodular cast iron and chilled cast iron.
结果表明,该刀片在车削奥氏体不锈钢、球磨铸铁和冷硬铸铁时,其耐磨性较好,与常规工艺生产的YG6刀片相当。
However, the rapid intrinsic growth characteristic of nanometer WC grain during sintering process lead nano-grained cemented carbides with excellent mechanical performances is not acquired.
然而,纳米硬质合金粉末烧结过程中WC晶粒的快速长大行为使得难于获得真正意义上的纳米晶硬质合金块体材料。
However, the rapid intrinsic growth characteristic of nanometer WC grain during sintering process lead nano-grained cemented carbides with excellent mechanical performances is not acquired.
然而,纳米硬质合金粉末烧结过程中WC晶粒的快速长大行为使得难于获得真正意义上的纳米晶硬质合金块体材料。
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