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新型自銳化鎢合金材料研究
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TG146.4

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Research on Novel Self-Sharpen Tungsten Alloys
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    摘要:

    采用粘結(jié)相成分設(shè)計(jì)方法制備了一種新型自銳化鎢合金材料,對所獲得的材料進(jìn)行了微觀分析和性能測試。結(jié)果表明:與相同鎢含量的常規(guī)鎢合金相比,所制備的新型鎢合金材料的動(dòng)態(tài)抗壓縮強(qiáng)度很高;在動(dòng)態(tài)壓縮加載條件下,材料的破壞形式為沿著試樣加載方向(軸向)發(fā)生劈裂脫落,基本不出現(xiàn)塑性變形行為,這種特殊的失效模式有利于彈體在侵徹過程中產(chǎn)生“自銳化”現(xiàn)象。

    Abstract:

    A novel type of self-sharpen tungsten alloy (SSTA) was fabricated with the design of matrix elements. The microstructures and properties of the SSTAs were studied. The results show that the dynamic compression strength of the SSTAs are higher than that of the conventional tungsten alloys (WHAs), and the failures of SSTAs appear as the form of splits along the loading direction without any visible plastic deformation under the condition of dynamic compression. The special failure mechanism is beneficial to the improvement of the SSTA ability to self-sharpen during ballistic tests.

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程興旺 王富恥 李樹奎 袁慎坡.新型自銳化鎢合金材料研究[J].稀有金屬材料與工程,2006,35(11):1761~1764.[Cheng Xingwang, Wang Fuchi, Li Shukui, Yuan Shenpo. Research on Novel Self-Sharpen Tungsten Alloys[J]. Rare Metal Materials and Engineering,2006,35(11):1761~1764.]
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  • 收稿日期:2005-12-20
  • 最后修改日期:2006-07-21
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