stress corrosion

简明释义

应力腐蚀

英英释义

例句

1.Regular inspections are necessary to detect stress corrosion 应力腐蚀 before it leads to catastrophic failures.

定期检查是必要的，以便在应力腐蚀导致灾难性故障之前发现它。

2.Materials used in high-stress environments are often tested for stress corrosion 应力腐蚀 resistance.

在高应力环境中使用的材料通常会进行应力腐蚀抗性测试。

3.The pipeline showed signs of stress corrosion 应力腐蚀 after years of exposure to harsh chemicals.

这条管道在经历多年暴露于恶劣化学品后，显示出应力腐蚀的迹象。

4.The failure analysis revealed that stress corrosion 应力腐蚀 was the primary cause of the reactor's malfunction.

故障分析揭示了应力腐蚀是反应堆故障的主要原因。

5.Engineers must consider stress corrosion 应力腐蚀 when designing structures in coastal areas.

工程师在设计沿海地区的结构时必须考虑到应力腐蚀。

作文

Stress corrosion is a phenomenon that occurs when a material, typically a metal, is subjected to both tensile stress and a corrosive environment. This combination can lead to the formation of cracks and ultimately result in catastrophic failure of the material. Understanding stress corrosion (应力腐蚀) is essential for engineers and material scientists, as it plays a critical role in the integrity and safety of structures and components used in various industries, including aerospace, automotive, and construction.The process of stress corrosion (应力腐蚀) begins when a material is exposed to a corrosive substance while simultaneously being under mechanical stress. The tensile stress can arise from various sources, such as manufacturing processes, operational loads, or even residual stresses from welding or machining. When these stresses are present, they can accelerate the rate of corrosion, leading to the development of micro-cracks within the material.One of the most common examples of stress corrosion (应力腐蚀) is seen in stainless steel when exposed to chloride environments, such as seawater. In this case, the combination of tensile stress and the presence of chlorides can initiate pitting corrosion, which can quickly propagate and lead to significant structural failures. This is particularly concerning in marine applications, where stainless steel components are frequently subjected to harsh conditions.To mitigate the risk of stress corrosion (应力腐蚀), engineers employ several strategies. One effective method is to reduce the tensile stress in the material through design modifications or by using materials that possess higher resistance to corrosion. Additionally, protective coatings can be applied to shield the material from corrosive agents. Regular inspections and maintenance are also crucial in identifying early signs of stress corrosion (应力腐蚀) before they escalate into more severe issues.Another important aspect of understanding stress corrosion (应力腐蚀) is its relationship with environmental factors. Factors such as temperature, humidity, and the presence of specific chemicals can significantly influence the susceptibility of materials to this type of corrosion. For instance, increasing the temperature can enhance the rate of chemical reactions, thereby accelerating the corrosion process. Therefore, it is vital for engineers to consider these environmental conditions during the design phase to ensure the longevity and durability of their products.In conclusion, stress corrosion (应力腐蚀) is a critical concern in material science and engineering. It highlights the importance of understanding the interplay between mechanical stress and corrosive environments. By employing preventive measures and considering environmental factors, engineers can effectively mitigate the risks associated with stress corrosion (应力腐蚀) and ensure the safety and reliability of their structures and components. As industries continue to evolve and materials are pushed to their limits, a thorough comprehension of stress corrosion (应力腐蚀) will remain essential for maintaining the integrity of critical infrastructure.