retempering

简明释义

英[ˌriːˈtɛmpərɪŋ]美[ˌriˈtɛmpərɪŋ]

n. 再次回火

v. 再次回火（retemper 的现在分词）

英英释义

单词用法

同义词

反义词

例句

1.Avoid retempering concrete to increase slump prior to placement.

避免在放置之前重新混合混凝土来增加坍落度。

2.Avoid retempering concrete to increase slump prior to placement.

避免在放置之前重新混合混凝土来增加坍落度。

3.After the initial heat treatment, the steel required retempering to achieve the desired hardness.

初步热处理后，钢材需要进行再回火以达到所需的硬度。

4.The manufacturer implemented a retempering process to enhance the durability of their products.

制造商实施了一个再回火过程，以增强其产品的耐用性。

5.In the production of tools, retempering is essential for achieving optimal performance.

在工具生产中，再回火对于实现最佳性能是必不可少的。

6.The engineer suggested retempering the metal components after they showed signs of wear.

工程师建议在金属部件出现磨损迹象后进行再回火。

7.The blacksmith decided that the sword needed retempering to improve its flexibility.

铁匠决定剑需要进行再回火以改善其柔韧性。

作文

In the world of metallurgy and materials science, the term retempering refers to the process of reheating a metal or alloy that has previously been tempered. Tempering is a heat treatment technique used to increase the toughness of iron-based alloys, such as steel. After the initial hardening process, which typically involves heating the metal to a high temperature and then quenching it in water or oil, the metal often becomes too brittle for practical use. This is where retempering comes into play. By reheating the metal to a specific temperature and then allowing it to cool slowly, the internal stresses can be relieved, and the material can regain some of its ductility and toughness.The significance of retempering cannot be understated, especially in industries where the performance of materials is critical. For instance, in the manufacturing of tools and machinery, a compromised tool due to brittleness can lead to catastrophic failures during operations. In such scenarios, the ability to retempering a tool can mean the difference between a successful project and a costly failure. It allows manufacturers to salvage parts that might otherwise be deemed unusable, reducing waste and increasing efficiency.Furthermore, retempering is not only applicable to industrial settings but also plays a crucial role in everyday life. Consider the example of a blacksmith who creates knives or swords. If a blade becomes too hard and brittle after the initial tempering process, the blacksmith can apply retempering to adjust its properties, ensuring that it retains a sharp edge while being durable enough to withstand the rigors of use.Additionally, retempering can be applied in the context of repairing and restoring vintage tools and machinery. Many antique tools were made using techniques that resulted in hard but brittle metals. When these tools are restored, skilled craftsmen may employ retempering to bring back their usability without compromising their historical integrity.The process of retempering requires a good understanding of the material properties and the desired outcome. Different metals and alloys respond differently to heat treatment, and thus, the parameters of retempering must be carefully controlled. Factors such as the temperature to which the metal is heated, the duration of heating, and the cooling rate all play vital roles in determining the final properties of the material. Therefore, metallurgists and engineers must possess a deep knowledge of thermodynamics and material science to effectively utilize retempering in their work.In conclusion, retempering is a vital process in metallurgy that enhances the performance and longevity of metal products. Its applications range from industrial manufacturing to artisanal craftsmanship, showcasing its versatility and importance. As we continue to advance in technology and material science, the practice of retempering will undoubtedly evolve, leading to even more innovative solutions in the field of materials engineering.

在冶金和材料科学的世界中，术语retempering指的是对先前经过回火处理的金属或合金进行重新加热的过程。回火是一种热处理技术，用于提高铁基合金（如钢）的韧性。在初步的硬化过程中，通常涉及将金属加热到高温，然后迅速冷却于水或油中，金属往往会变得过于脆弱而无法实际使用。这时，retempering就派上用场了。通过将金属加热到特定温度，然后慢慢冷却，可以释放内部应力，使材料恢复一些延展性和韧性。retempering的重要性不容小觑，尤其是在材料性能至关重要的行业中。例如，在工具和机械的制造中，由于脆性导致的工具损坏可能在操作过程中导致灾难性故障。在这种情况下，能够retempering一个工具可能意味着项目成功与否之间的差别。它使制造商能够挽救那些本可能被认为不可用的部件，从而减少浪费，提高效率。此外，retempering不仅适用于工业环境，也在日常生活中发挥着至关重要的作用。考虑一下黑smith制作刀具或剑的例子。如果刀刃在初步回火处理后变得过于坚硬和脆弱，铁匠可以施加retempering来调整其性质，确保它在保持锋利边缘的同时足够耐用，以承受使用的严酷。此外，retempering还可以应用于修复和恢复古董工具和机械。许多古董工具是使用导致金属硬但脆的技术制成的。当这些工具被恢复时，熟练的工匠可能会采用retempering来恢复它们的可用性，而不损害它们的历史完整性。retempering的过程需要对材料特性和所需结果有很好的理解。不同的金属和合金对热处理的反应各不相同，因此，retempering的参数必须严格控制。加热金属的温度、加热持续时间和冷却速度等因素都在决定材料最终特性方面发挥着重要作用。因此，冶金学家和工程师必须具备深厚的热力学和材料科学知识，以有效利用retempering。总之，retempering是冶金学中一种重要的工艺，增强了金属产品的性能和寿命。它的应用范围从工业制造到手工艺，展示了其多功能性和重要性。随着我们在技术和材料科学上的不断进步，retempering的实践无疑将不断演变，带来更具创新性的材料工程解决方案。