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粉末冶金TZM合金板材的性能及其影响因素

PROPERTIES OF P/M TZM ALLOY SHEETS AND ITS INFLUENCE FACTORS

  • 摘要: TZM合金是目前广泛应用、性能优良的工业钼合金。本文介绍了供热等静压机隔热屏及大功率陶瓷发射管专用,厚度为、0.5mm的粉末冶金TZM合金板材的室温及1000~1400℃下的机械性能,1100℃及1200℃时的持久性能,弯曲塑—脆转变温度,杯突性能及再结晶行为;简述了该板材的织构特征及其与机械性能的关系;文章还探讨了试样的状态及取向对材料性能的影响。

     

    Abstract: TZM alloy is a commercial molybdenum alloy with superior properties which is widely used at present. The paper outlines the mechanical properties at ambient temperature and 1000-1400℃, stress rupture properties at 1100℃ and 1200℃, bending ductile-to-brittle transition temperature, cup drawing data and recrystallization behaviour of the P/M TZM alloy sheets, with a thickness of 0.5mm, especially used for heat shield in HIPing equipment and ceramic powerful electron tube.The structure features and their relation with mechanical properties are also briefly described, Besides, the effects of the condition and orientations of samples on properties are briefly investigated.

     

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