本文介绍了相变超塑性焊接技术。
This paper dealt with the welding with phase transformation induced superplasticity technology.
综述了超高碳钢超塑性的研究进展。
The recent development of researches on superplasticity of ultrahigh carbon steels (UHCS) is reviewed.
研究表明，材料的超塑性与其显微组织关系密切。
It was showed that the superplasticity of materials are closely related to its microstructure.
对十字槽型锁芯的超塑性挤压技术进行了研究。
The technique of superplastic extrusion of lock core with cross-shaped groove are researched in this paper.
用超塑性成形工艺能一次成形出复杂形状的零件。
The complicated shaped parts are able to be singly formed by a superplastic forming process.
合金的显微硬度变化趋势不符合超塑性波动公式。
In addition, the trend of microhardness variety could not accord with the ultra-plastic wave formula.
金属间化合物超塑性是近十几年开展的研究课题。
Superplasticity in intermetallics has been researched in the past decade.
展示了超塑性成形技术在某些领域中的应用前景。
It also shows the prospects for applying the superplastic forming technique in some fields.
现已公认超塑性是陶瓷中一种很有潜力的变形工艺。
It is now recognized that superplasticity is a potential deformation process in ceramics.
同时，分析和对比了陶瓷超塑性与金属超塑性的特点。
Meanwhile the characteristics of superplastic ceramics and superplastic metals are analyzed and compared.
铝合金棒材经这一方法处理后，可呈现出良好的超塑性能。
After treatment in this way, the aluminium alloy bars present a good superplasticity.
对01420合金的形变热处理工艺和超塑性进行了研究。
The thermomechanical processing and superplastic deformation behavior of 01420 alloy have been investigated.
综合论述了金属的电致塑性和电致超塑性效应的研究状况。
The present research results about the electro plastic and electro superplastic effect of metals are summarized in this paper.
目前，对于正确理解超塑性陶瓷的变形机理，还需进行大量工作。
At present more works are needed to understand the mechanisms of superplastic deformation in ceramics correctly.
通过恒速拉伸试验，对一种生产保持架用铅黄铜的准超塑性进行研究。
The quasi-superplasticity of leaded brass for bearing cage was investigated through the constant velocity tensile test.
本文的研究结果为实现粉末高温合金盘件超塑性等温锻造奠定了基础。
The work in this paper can provide useful information for isothermal forging process of P/M superalloy turbine disk.
在高应变速率条件下，LY 12铝合金具有较好的超塑性和室温性能。
In higher strain-rate condition, LY12 alloy has good superplasticity and room temperature properties.
实验结果表明，孔洞是由于超塑性拉伸变形中品界滑动不协调而引起的。
Experimental results indicate that cavities are formed during superplastic deformation due to the inconsistency of grain boundary sliding.
基于上述实验结果，本文首次提出了电致高速超塑性和电致超塑性的概念。
On the bases of the experimental results stated above, it is first to submit the concepts of electro—high striain rate superplasticity and electro—superplasticity.
研究了镁合金zk40经等通道挤压1道次和4道次后的超塑性和微观组织。
The superplasticity and microstructure of magnesium alloy ZK40 processed by ECAP for 1 and 4 passes were investigated.
本文分析了由于温度的波动及初始晶粒尺寸差异对超塑性拉伸过程的影响。
In this paper, the effects of the temperature fluctuation and the initial grain size inhomogeneity on the deformation process in a superplastic tensile test have been analysed.
结果表明：此种不经预处理的铸态铅黄铜，在适当条件下具有一定的超塑性。
It is indicated that as-cast leaded brass without pretreatment can present certain superplasticity at proper condition.
与原机加工工艺相比，超塑性成形该零件的工艺简单，节省材料60%以上。
This part by superplastic forming process if simpler and saving material over 60% than by machining process.
锌铝共析合金具有良好的超塑性，但通常需要经过预变形(轧制或锻压)来得到。
Usually, excellent Superplasticity of Zn-Al eutectoid alloy could be obtained by pre-deformation (rolling or forging).
在最佳超塑性条件下，断口中形成了大而深的空洞，晶界滑动和晶间断裂特征明显。
The deep and large cavities are formed on fracture surface and grain boundary sliding and intergranular fracture characteristic is obvious on the optimal superplastic deformation condition.
由此可以给出超塑性变形时应变和应变速率区的限度，有益于指导实际的超塑性成型。
From this, the Limit of strain rate and strain of superplasticity can be given, and this is useful for practice of deformation with superplasticity.
研究这些合金的超塑性能，对采用超塑性等温锻造方法制造复杂形状锻件具有重要意义。
It is of great significance to research on the superplastic properties of these alloys for using superplastic isothermal forging to manufacture complex forge pieces.
同时介绍了玻璃陶瓷、纳米陶瓷的超塑性，并兼顾了一些结构陶瓷在高应变速率下的超塑性。
Meanwhile, the superplasticity of glass-ceramics and nanostructured ceramics were also presented. The high strain rate superplasticity was summarized particularly.
结果表明，锆英石涂层减轻了钛合金表面的高温氧化程度，提高了钛合金TC4的超塑性性能。
The results show that the zircon coating prevented oxidation during the high temperature from the tensile tests and the superplastic ability of TC4 alloy had been improved.
结果表明，锆英石涂层减轻了钛合金表面的高温氧化程度，提高了钛合金TC4的超塑性性能。
The results show that the zircon coating prevented oxidation during the high temperature from the tensile tests and the superplastic ability of TC4 alloy had been improved.
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