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本文介绍了新型高温陶瓷材料主要的几个高温力学特性及其试验技术:如弹性模量和弯曲强度随温度的变化规律;温度、加载率及材料的微观结构对断裂韧性的影响;蠕变断裂特性等。这些特性的研究和认识,对于高温陶瓷材料的发展和应用具有重要意义。
This paper introduces the main high-temperature mechanical properties of the new high-temperature ceramic materials and its testing techniques: such as the elastic modulus and flexural strength with temperature variation; temperature, loading rate and the microstructure of the material on the fracture toughness; creep rupture Characteristics and so on. The research and understanding of these characteristics are of great significance for the development and application of high temperature ceramic materials.