hot brittleness

简明释义

热脆性

英英释义

例句

1.When metal is heated beyond its limit, it can exhibit hot brittleness 热脆性, leading to sudden fractures.

当金属加热超过其极限时，它可能会表现出热脆性，导致突然断裂。

2.Understanding hot brittleness 热脆性 is crucial for heat treatment processes.

理解热脆性对热处理过程至关重要。

3.The alloy showed signs of hot brittleness 热脆性 during the high-temperature tests.

在高温测试中，该合金显示出热脆性的迹象。

4.The researchers noted that the material's hot brittleness 热脆性 increased with temperature.

研究人员注意到材料的热脆性随着温度的升高而增加。

5.In the manufacturing process, engineers must consider hot brittleness 热脆性 to prevent product failures.

在制造过程中，工程师必须考虑热脆性以防止产品故障。

作文

The concept of hot brittleness refers to a phenomenon where materials, especially metals, exhibit a significant decrease in ductility and toughness at elevated temperatures. This behavior can lead to catastrophic failures in various industrial applications, particularly in the fields of manufacturing and engineering. Understanding hot brittleness is crucial for engineers and material scientists as it directly impacts the safety and reliability of structures and components. To illustrate this concept, consider the case of steel used in construction. Steel is known for its strength and flexibility at room temperature; however, when subjected to high temperatures, such as those encountered during welding or in high-temperature environments, the material can become brittle. This brittleness is exacerbated by factors such as the presence of impurities and the specific alloying elements used in the steel. The result is that a steel beam, which might be perfectly safe under normal conditions, could fail unexpectedly when exposed to heat. The implications of hot brittleness are profound. In industries such as aerospace and automotive, where materials are often subjected to extreme temperatures, understanding how materials behave under these conditions is essential. Engineers must account for the possibility of hot brittleness when designing components that will operate in high-temperature environments. Failure to do so can lead to disastrous consequences, including structural failures, loss of life, and significant financial losses. Research into hot brittleness has led to the development of new materials and treatments that can mitigate this issue. For instance, advanced alloys and heat treatment processes can enhance the thermal stability of metals, allowing them to maintain their ductility and toughness even at elevated temperatures. These innovations are vital for ensuring the longevity and safety of critical components in various industries. In conclusion, hot brittleness is a critical factor that must be considered in the design and application of materials in high-temperature environments. By understanding this phenomenon, engineers can make informed decisions that enhance the safety and reliability of their products. As industries continue to evolve and push the boundaries of technology, the importance of studying hot brittleness will only grow, underscoring the need for ongoing research and innovation in materials science. In summary, hot brittleness (热脆性) is a term used to describe the loss of ductility in materials at high temperatures, leading to potential failures in various applications. Recognizing and addressing this issue is essential for the advancement of engineering and materials science.

“热脆性”这一概念指的是一种现象，尤其是在金属材料中，当温度升高时，材料的延展性和韧性显著降低。这种行为可能导致在各种工业应用中发生灾难性的故障，特别是在制造和工程领域。理解“热脆性”对工程师和材料科学家至关重要，因为它直接影响到结构和组件的安全性和可靠性。 为了说明这一概念，可以考虑建筑中使用的钢材的案例。钢材以其在室温下的强度和柔韧性而闻名；然而，当受到高温的影响，例如在焊接或高温环境中，材料可能变得脆弱。这种脆性因杂质的存在和钢材中所用的特定合金元素而加剧。结果是，一根在正常条件下可能是完全安全的钢梁，在暴露于热量时可能会意外失效。 “热脆性”的影响深远。在航空航天和汽车等行业中，材料经常处于极端温度下，了解材料在这些条件下的行为至关重要。工程师在设计将在高温环境中运行的组件时，必须考虑“热脆性”的可能性。如果不这样做，可能会导致灾难性的后果，包括结构故障、生命损失和巨大的经济损失。 对“热脆性”的研究促使开发出新的材料和处理方法，以减轻这一问题。例如，先进的合金和热处理工艺可以增强金属的热稳定性，使其即使在高温下也能保持延展性和韧性。这些创新对于确保各行业关键组件的耐用性和安全性至关重要。 总之，“热脆性”是设计和应用高温环境中材料时必须考虑的关键因素。通过理解这一现象，工程师可以做出明智的决策，增强产品的安全性和可靠性。随着各行业的不断发展和技术的不断突破，研究“热脆性”的重要性只会增加，这突显了材料科学中持续研究和创新的必要性。 总之，“热脆性”（热脆性）是一个术语，用于描述材料在高温下失去延展性的现象，导致在各种应用中可能发生故障。认识并解决这个问题对于工程和材料科学的发展至关重要。