高温蠕变性
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该合金凭借其高强度、高的比强度和良好的高温蠕变性等优异的综合性能,成为航空航天工业中重要的结构材料。
The combined properties of high strength , high specific tenacity and good creep property at high-temperature make this alloy the important structural material for the aerospace industries .
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钛合金具有比强度高、抗高温蠕变性好等优异的综合性能,因而一直是航天航空、军事工业关键的支撑材料之一。
Due to its excellent general properties , such as high specific strength and good creep-resisting property under high temperature , Titanium alloy is regarded as one of the backbone materials in aeronautics , aviation and military industries .
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第一次还原温度对掺杂钨丝的高温抗蠕变性能有显著影响。
Temperature of reduction at first stage remarkably influences the anticreeping property of doped tungsten filament at high temperature .
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实验结果发现,随着纤维加入量从0到8%,20%的增加,复合材料的高温抗蠕变性能随之提高。
It is found that with the increasement of fibre volume fraction , the composite material exhibits improved creep resistance .
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镁合金常温力学性能较好,但当工作温度高于120℃时,力学性能较差,特别是高温抗蠕变性能较差。
The mechanics capability of magnesium alloy is good at normal temperature , but It is pool when the temperature is over 120 ℃, especially the capability of creep - resistant .
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稀土镁合金不仅具有镁合金固有的优点,同时还增加了耐高温,抗蠕变性能等新优点。
The rare earth magnesium alloy not only has the inherent advantages of magnesium alloy , but also can resist high temperature , creep resistance superior and other new benefits .
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但是与铝合金相比,镁合金的高温强度和抗蠕变性能较差,这是限制镁合金广泛应用的一个重要原因。
Comparing with Aluminum alloy , the poor properties of high temperature intension and creep resistance limit its application .
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本文从理论上描述了蠕变及其机理,分析了影响高温结构陶瓷蠕变的因素,并结合实际提出了提高高温结构陶瓷抗蠕变性的措施。
This paper describes the creep and its mechanismes , analyses the elements influencing the high-temperature structural ceramics creep and put forward measures of increasing creep resistance of the high-temperature structural ceramics according to facts .