叙述了气门顶杆热挤压模失效形式。
The inaction ways of the hot extrusion die of the valve stem have been analyzed.
提出了虎克式万向节热挤压成型的可行性。
The feasibility of the joint hot extrusion forming was put forth.
采用热挤压法成型制备出卤化银多晶光纤。
The silver halide fibers were made by means of hot extrusion.
介绍了生产六方套热挤压模具的设计方法。
This paper introduces the design of extrusion die in producing hex pipe.
研究了机械球磨对热挤压坯料组织和性能的影响。
The effects of the mechanical ball milling on the microstructure and the performance of the composite were investigated.
对电站锅炉用热挤压合结管进行了系统的研制开发。
The article introduces the systematic research and development of hot extruded alloy structure tubes for power station boilers.
热挤压是优质高性能奥氏体不锈钢管材的先进生产工艺。
Hot extrusion is the advanced production process for high-performance austenitic stainless steel pipes.
根据金属塑性流动理论和设计方法，提出新的热挤压工艺。
According to metal plasticity flow theory and design methods, a new hot extrusion process was proposed.
电镜观察显示热疲劳是硬质合金热挤压模具失效的主要原因。
The SEM observation shows that thermal fatigue is the major cause of the failure of the steel hard alloy die.
研究了热挤压态MB 26镁合金的静态与动态再结晶过程。
The microstructure of MB26 alloy during static and dynamic recrystallization process was studied.
分析了常规熔炼钢制造的铝型材热挤压模的失效原因及影响因素。
The failure reasons and effect factors of thermal extrusion mould of aluminium product manufactured by conventional smelting steel were analyzed.
研究了挤压比对热挤压AZ91镁合金显微组织和拉伸性能的影响。
The results reveal that the microstructure of the AZ91 alloy is effectively refined after hot-extrusion.
此外，热挤压变形导致晶须沿挤压方向排列，提高了材料的力学性能。
The hot extrusion resulted in that the distribution of the whiskers was along the hot extrusion direction, and the mechanical properties of the materials were improved.
对海绵钛粉、电解钛粉以及氢化脱氢钛粉进行了粉末热挤压的实验研究。
The present paper describes the experimental investigations on the hot extrusion of sponge, electrolytic and HDH titanium powders.
西班牙挤压成型钢管公司采用热挤压工艺成功地生产出双金属无缝钢管。
The bimetallic seamless steel pipes are successfully manufactured with a hot-extrusion process in Tubacex, Spain.
结合非对称锥形壳体零件，研究了镁合金材料MB2的热挤压成形工艺。
The hot extrusion process of magnesium alloy MB2 material with the asymmetric casing forgings has been studied in the paper.
采用三维弹塑性有限元法对虎克式万向节热挤压成形过程进行了数值模拟分析。
This paper deals with the numerical simulation analysis of hot extrusion forming process of the Hooke's Joint using three-dimensional elastoplastic finite element method.
本文研究了MGH956 (ods)合金的热挤压工艺对组织和性能的影响。
Effect of heat extrusion processes on the structure and properties of the oxide-dispersion - strengthened (ODS) alloy MGH956 was investigated in this paper.
分析了产生的原因，进而研究一些主要影响因素对热挤压成形过程的影响规律。
The causes were analyzed and the influence of main factors on the thermal extrusion process was studied.
结果表明：原始粉末颗粒尺寸大小能显著影响材料热挤压后的显微组织和性能。
The experimental results show that, the original particle size can greatly affect the microstructure and properties of the alloy.
产品方案：项目产品采用激光烧结热挤压高新工艺技术生产汽车发动机进排气阀座。
Product plan: adopt laser sintering hot-extrusion to manufacture the inlet and outlet valve seat of auto engine.
采用真空热压技术和热挤压技术，将颗粒制成了试验棒材，测试了材料的力学性能。
The rod is made of the particulates by vacuum hot press and thermal extrusion.
介绍了一种新的奥氏体不锈钢无缝管材制备工艺，即对空心铸坯直接热挤压制备荒管。
A new processing technique for seamless tubes manufacture of austenitic stainless steel is introduced, in which hollow cast blank is directly used for hot extrusion.
介绍了一种新的奥氏体不锈钢无缝管材制备工艺，即对空心铸坯直接热挤压制备荒管。
A new processing technique for seamless tubes manufacture of austenitic stainless steel is introduced in the present work, in which die casted hollow blank is directly used for a hot extrusion.
分析了异型材热挤压时造成挤压模具开裂失效的各种原因，并提出了预防和补救措施。
All kinds of reasons of extruded die cracked is analysised when profile is hot extruded, and take the method of preventing and remedying.
在制造热挤压模具的过程中，所用的模具钢rm - 2在淬火过程中发生了淬火开裂。
While manufacturing a hot-extrusion die made of RM-2 hot working die steel, quenching cracks was found during the quenching process.
因此，在热挤压过程中，如何减少磨损、避免局部磨损过大是设计人员最关心的问题之一。
So, in hot extrusion process, how to reduce wear and improve die life is one of the most concerned problems for mold designer.
分析了高压开关零件LW8 - 35sf 6铝合金拉杆的热挤压成形工艺及模具设计。
The hot extruding forming technology and die design of high-voltage switch component LW8-35SF6 aluminum alloy pull-rod are analyzed.
分析了高压开关零件LW8 - 35sf 6铝合金拉杆的热挤压成形工艺及模具设计。
The hot extruding forming technology and die design of high-voltage switch component LW8-35SF6 aluminum alloy pull-rod are analyzed.
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