creep strength

简明释义

蠕变强度

英英释义

例句

1.A high creep strength is essential for components used in jet engines.

对于用于喷气发动机的部件来说，高蠕变强度是至关重要的。

2.During the testing phase, we observed that the creep strength of the alloy decreased significantly at elevated temperatures.

在测试阶段，我们观察到合金的蠕变强度在高温下显著下降。

3.The research focused on improving the creep strength of polymers for better performance in automotive applications.

研究集中在提高聚合物的蠕变强度以便在汽车应用中获得更好的性能。

4.Manufacturers often test the creep strength of materials before approving them for production.

制造商在批准材料投入生产之前，通常会测试其蠕变强度。

5.The engineer calculated the creep strength of the material to ensure it would withstand high temperatures without deforming.

工程师计算了材料的蠕变强度以确保它能在高温下不变形。

作文

Creep strength is a critical material property, particularly in high-temperature applications. It refers to the ability of a material to withstand deformation under constant stress over an extended period. This phenomenon is especially important in engineering fields such as aerospace, automotive, and power generation, where components are often subjected to elevated temperatures and sustained loads. Understanding the concept of creep strength (蠕变强度) is essential for designing reliable and durable structures.When materials are exposed to high temperatures, they can undergo a gradual deformation known as creep. This process occurs because the thermal energy allows atoms within the material to move more freely, leading to changes in shape or size when a constant load is applied. The creep strength (蠕变强度) of a material indicates the maximum stress it can endure without undergoing significant deformation over time.In many industries, engineers must consider creep strength (蠕变强度) during the selection of materials for specific applications. For instance, turbine blades in jet engines are subjected to extremely high temperatures and pressures. If the creep strength (蠕变强度) of the material used in these blades is inadequate, it could lead to catastrophic failure, resulting in significant safety risks and financial losses.To evaluate creep strength (蠕变强度), engineers conduct tests that measure how a material deforms under constant stress at various temperatures. The results from these tests help in creating a creep curve, which illustrates the relationship between time, temperature, and strain. This information is vital for predicting how long a component can last under specific operating conditions. Moreover, the creep strength (蠕变强度) of materials can be enhanced through various methods, including alloying, heat treatment, and microstructural modifications. For example, adding certain elements to steel can improve its resistance to creep, making it suitable for high-temperature applications. Engineers must carefully balance the properties of materials to ensure they meet performance requirements without compromising other essential characteristics such as toughness and fatigue resistance.In conclusion, creep strength (蠕变强度) is a vital aspect of material science and engineering that plays a significant role in the design and longevity of components exposed to high temperatures and constant loads. By understanding and applying the principles of creep strength (蠕变强度), engineers can create safer, more efficient, and more reliable systems that meet the demands of modern technology. As industries continue to evolve, the importance of creep strength (蠕变强度) will only become more pronounced, highlighting the need for ongoing research and development in this field.

蠕变强度是一个重要的材料属性，特别是在高温应用中。它指的是材料在恒定应力下经过较长时间后抵抗变形的能力。这种现象在航空航天、汽车和发电等工程领域尤为重要，因为这些组件常常承受高温和持续负荷。理解creep strength（蠕变强度）的概念对于设计可靠和耐用的结构至关重要。当材料暴露于高温时，它们可能会经历一种称为蠕变的逐渐变形过程。这一过程发生是因为热能使材料内部的原子能够更自由地移动，从而在施加恒定负荷时导致形状或尺寸的变化。材料的creep strength（蠕变强度）表示其在不发生显著变形的情况下可以承受的最大应力。在许多行业中，工程师在选择特定应用的材料时必须考虑creep strength（蠕变强度）。例如，喷气发动机中的涡轮叶片承受着极高的温度和压力。如果用于这些叶片的材料的creep strength（蠕变强度）不足，可能会导致灾难性的故障，造成重大安全风险和经济损失。为了评估creep strength（蠕变强度），工程师进行测试，测量材料在不同温度下恒定应力下的变形情况。这些测试的结果有助于创建蠕变曲线，展示时间、温度和应变之间的关系。这些信息对于预测组件在特定操作条件下的使用寿命至关重要。此外，通过合金化、热处理和微观结构改性等各种方法，可以增强材料的creep strength（蠕变强度）。例如，向钢中添加某些元素可以提高其对蠕变的抵抗力，使其适合高温应用。工程师必须仔细平衡材料的性能，以确保它们满足性能要求，同时不影响其他重要特性，如韧性和疲劳强度。总之，creep strength（蠕变强度）是材料科学和工程中一个至关重要的方面，对暴露于高温和恒定负荷下的组件的设计和耐久性起着重要作用。通过理解和应用creep strength（蠕变强度）的原理，工程师可以创造出更安全、更高效和更可靠的系统，满足现代技术的需求。随着行业的不断发展，creep strength（蠕变强度）的重要性将愈加明显，这突显了该领域持续研究和发展的必要性。