粉末冶金烧结

熔炼是制备粉末冶金烧结Nd-Fe-B永磁体的关键技术之一，直接影响到磁体最终磁性能的好坏。

Melting is one of critical technology in the production of powder metallurgy sintered Nd-Fe-B permanent magnets .

应用粉末冶金烧结合金化及温压成形技术，制备了Fe-Mo-Mn-Cu-W-C烧结硬化钢摩檫材料，研究了该材料的组织结构和性能。

Powder Metallurgy sintered alloying and warm compaction techniques were used to prepare the Fe-Mo-Mn-Cu-W-C sintering-hardened frictional materials , and the microstructure and properties of the materials were also investigated .

高强度粉末冶金烧结耐磨合金衬套的研制

Development of high-intensity sintered wear-resisting alloy bushing with powder metallurgy

WC/Cu复合材料粉末冶金烧结工艺研究

Study on PM Sintering Process of WC / Cu Composites

粉末冶金烧结技术的研究进展

Current Progress of Sintering Technics of Powder Metallurgy

单片系统机在高温步进梁式粉末冶金烧结炉中的应用

The Application of One-piece System Machine in Walking Beam Type of PM Sintering Furnace

粉末冶金烧结材料广义塑性屈服条件

Generalized Yield Criterion for Sintered Powder Metallurgy Materials

表面滚压强化对粉末冶金烧结钢疲劳强度的影响

Influence of surface roll strengthening on fatigue strength of p / m sintered steel

一种简易液氮汽化装置及其在粉末冶金烧结中的应用

A Simple Liquid Nitrogen Vaporization and Its Application in Sintering of Powder Metallurgical Parts

粉末冶金烧结铁基材料的耐磨性

Powder metallurgy sintered iron-base material 's wear-ability

锻造速度对粉末冶金烧结体塑性变形及性能的影响

Effect of Forging Equipment Speed on plastic Deformation and Properties of Metal Powder Sintered Preform

粉末冶金烧结材料塑性成形过程中，形状和体积同时发生变化。

Both volume and shape of deformation body will be changed in the course of plastic deformation for sintered powder metallurgy materials .

根据粉末冶金烧结材料的塑性变形规律，推导出了广义塑性屈服条件。

In the paper , a generalized yield criterion is deduced based on the basic plastic deformation laws for sintered powder metallurgy materials .

评述了粉末冶金烧结炉发展中的几个问题，它们是脱蜡、含碳量控制和节能。

The paper has overviewed several problems in developing F / M sintering furnace , i.e. dewax , carbon content control and energy saving .

粉末冶金烧结材料是经过压制、烧结而获得的内部含有大量细微孔隙的一类材料，其密度低于相同成分的熔铸致密材料密度。

Sintered powder metallurgy materials made by means of a compacting and sintering process from metal and non-metal powders are widely used in many industrial departments .

通过烧结铁圆柱试样单向压缩试验，验证了粉末冶金烧结材料广义塑性屈服条件的合理性和适用性。

Based on the single axial compression of sintered iron cylinder specimens , the rationality and applicability of generalized yield criterion are validated for sintered powder metallurgy materials .

试验结果表明：在普通的粉末冶金烧结炉内，原型件通过两次烧结&熔渗铜后序处理即可获得高的强度、密度，可直接用作放电加工工具的电极。

The result shows that through double-sintered and copper-infiltrated the high strength and compact parts have been gotten in common P / M sintering furnace , and such parts could be direct used as electro discharge machining ( EDM ) electrode .

在此基础上，通过对两种传统工艺的熔渗烧结机制的比较分析，建立了熔渗烧结的扩散模型，并提出了另一种新的适用于此类粉末冶金烧结工艺方法。

On the base of it , the diffusion model of infiltration sintering , by analyzing and comparing the mechanism of infiltration sintering of two kinds of traditional technics , was established , and another new sintering technics suitable to this kind of powder metallurgy was advanced .

粉末冶金烧结钢由于近净成形、高效、节能省材等优点，在汽车、工程机械、摩托车、家电等工业部门中得到了广泛的应用。

Powder metallurgy ( PM ) sintered steels have been used widely on automobile , machinery , motorcycle , household electrical appliances and other industrial sectors due to its advantages of near net-shaped , high efficiency , high material utilization , saving energy and materials , low-cost and so on .

烧结气氛对Fe-N粉末冶金材料烧结性能的影响

Influence of Sintering Atmospheres on Sintering Properties of Fe-N Powder Metallurgy Material

气氛对铁基粉末冶金制品烧结的影响

Influence of atmospheres on sintering of ferrous P / M specimens

粉末冶金强化烧结的定性与定量分析理论综述

Qualitative and Quantitative Theory of Enhanced Sintering in Powder Metallurgy

介绍了一种专用于粉末冶金加压烧结的炉型。

A type of furnace especially for powder metallurgy pressed sintering is introduced .

介绍了其制造方法，主要是粉末冶金（烧结）法、还原扩散法和快淬-粘结法；

Manufacturing techniques described include : powder metallurgy ( sintering ), reverting-diffuse and quenching-bonding .

铁基粉末冶金制件烧结时纳米铜在界面的作用

Effect of nano-copper on the interface in the process of sintering Fe-base powder metallurgy parts

结果表明，利用粉末冶金法烧结铜锰混合粉末，可以形成单相固溶体，其扩散机理属于单向扩散，即锰进入了铜。

The monophasic solid solution of copper and manganese is made by mixing , compacting and sintering copper-manganese powder .

评述了国内外粉末冶金铁基烧结炉的发展动向和具体改进装备。

In the paper have been reviewed the development trends and concrete improvements of ferrous P / M sintering furnace .

为了克服常现粉末冶金制品烧结工艺的缺点，试验研究了空心阴极等离子烧结工艺。

For overcoming some shortcomings in usual sintering process of powder metallurgy goods , the hollow cathode plasma sintering process is studied .

粉末冶金铁基烧结合金在工业中的应用已越来越广泛，但由于孔隙的存在，耐磨性、耐蚀性和抗疲劳性均有待改善。

Sintered iron-based alloys are being used increasingly in industry , but greater hardness and wear-and corrosion-resistances are demanded because of existing open porosity .

粉末冶金零件烧结后往往面要切削加工，以达到压制时无法成形的设计特征或窄小的尺寸公差。

P / M parts are often machined after sintering to meet tight dimensional tolerances or accommodate design features that cannot be formed during compaction .