superalloy

简明释义

英[ˌsuːpərˈælɒɪ;ˈsjuː-]美[ˌsʊpərˈælɔi]

n. 超耐热高应力耐蚀合金

英英释义

单词用法

同义词

反义词

例句

1.The effects of electric field treatment on the microstructure and deformation behavior of GH4199 superalloy were studied.

将电场处理技术应用于GH4199合金，研究电场对该合金组织和变形行为的影响。

2.Cracks easily form during the Laser Rapid Forming process of high alloying superalloy, which becomes an limitation for the technique coming into use.

对于高合金化的高温合金，激光快速成形过程中易于出现裂纹等缺陷，成为影响其进入实际应用的主要障碍之一。

3.An investigation of the surface of Ni-base superalloy powder particles in both as-atomized and as-HIP' ed conditions has been presented in the paper.

本文介绍了用扫描电子显微镜和俄歇电子谱仪观察和分析雾化态和热等静压态高温合金粉末颗粒的表面。

4.Low cycle fatigue (LCF) tests of a directionally solidified nickel base superalloy were conducted at elevated temperatures.

本文研究了一种定向凝固镍基高温合金的高温低周疲劳行为。

5.The revert amount of K424 superalloy is quite great because of the wide application.

镍基铸造高温合金K 424使用量多，返回料数量大。

6.The influence rules of grinding parameters ongrinding ratio of superalloy GH4169 have been studied using WA46KV wheel and SA46KVwheel.

研究了WA46KV和SA46KV砂轮磨削GH4169高温合金时磨削参数对磨削比的影响规律。

7.The jet engine is made from a high-performance superalloy that can withstand extreme temperatures.

这款喷气发动机由一种高性能的超级合金制成，能够承受极端温度。

8.The development of superalloys has revolutionized the manufacturing of high-performance components.

超级合金的发展彻底改变了高性能部件的制造。

9.In nuclear reactors, superalloys are used to ensure structural integrity under high radiation.

在核反应堆中，使用超级合金以确保在高辐射下的结构完整性。

10.The aerospace industry relies heavily on superalloys for their durability and strength.

航空航天工业在很大程度上依赖于超级合金的耐用性和强度。

11.Researchers are developing new superalloys to improve the efficiency of gas turbines.

研究人员正在开发新的超级合金以提高燃气涡轮的效率。

作文

In the field of materials science, the term superalloy refers to a class of high-performance alloys designed to withstand extreme environments, particularly high temperatures and stresses. These materials are extensively used in various industries, notably in aerospace, power generation, and automotive applications. The development of superalloys has been crucial for the advancement of modern technology, enabling engineers to design components that can operate efficiently under conditions that would typically cause other materials to fail.The primary characteristic of superalloys is their ability to maintain mechanical strength and oxidation resistance at elevated temperatures. This is achieved through a combination of elements such as nickel, cobalt, and chromium, which enhance the alloy's properties. For instance, nickel-based superalloys are particularly favored in turbine engines due to their excellent thermal stability and creep resistance. Creep, the tendency of a material to deform permanently under the influence of mechanical stress, is a critical factor in high-temperature applications, making the selection of an appropriate superalloy essential for ensuring the reliability and longevity of engine components.Moreover, superalloys often undergo complex manufacturing processes, including casting, forging, and additive manufacturing, to achieve the desired microstructure and performance characteristics. Advances in manufacturing techniques have allowed for the production of superalloys with intricate geometries and superior properties, which are vital for the efficiency of modern gas turbines and jet engines. The ability to create lightweight yet durable components has significant implications for fuel efficiency and overall performance in aerospace applications.The research and development of superalloys continue to evolve, driven by the need for improved performance and sustainability. As industries strive to reduce emissions and enhance energy efficiency, the demand for advanced materials like superalloys has surged. Scientists and engineers are now exploring new alloy compositions and processing techniques to develop next-generation superalloys that can meet the challenges posed by future technologies.Furthermore, the environmental impact of superalloy production and disposal is also a growing concern. Efforts are being made to recycle superalloys and minimize waste during the manufacturing process. By adopting more sustainable practices, the industry can ensure that the benefits of these advanced materials do not come at the expense of environmental health.In conclusion, superalloys represent a remarkable achievement in materials engineering, combining strength, durability, and resistance to extreme conditions. Their role in modern technology cannot be overstated, as they are integral to the performance and efficiency of many critical systems. As research continues and manufacturing techniques advance, the future of superalloys looks promising, paving the way for innovations that will shape the industries of tomorrow. Understanding the significance and applications of superalloys is essential for anyone involved in engineering and materials science, as these materials will undoubtedly play a pivotal role in the advancement of technology for years to come.

在材料科学领域，术语superalloy指的是一类高性能合金，旨在承受极端环境，特别是高温和高压力。这些材料广泛应用于各个行业，尤其是在航空航天、发电和汽车应用中。superalloy的发展对于现代技术的进步至关重要，使工程师能够设计出能够在通常会导致其他材料失效的条件下高效运行的组件。superalloy的主要特征是能够在高温下保持机械强度和抗氧化性。这是通过镍、钴和铬等元素的组合来实现的，这些元素增强了合金的特性。例如，基于镍的superalloy在涡轮发动机中受到特别青睐，因为它们具有优异的热稳定性和抗蠕变能力。蠕变是材料在机械应力影响下永久变形的倾向，这在高温应用中是一个关键因素，因此选择合适的superalloy对于确保发动机组件的可靠性和耐用性至关重要。此外，superalloy通常经历复杂的制造过程，包括铸造、锻造和增材制造，以达到所需的微观结构和性能特性。制造技术的进步使得能够生产具有复杂几何形状和优越性能的superalloy，这些对于现代燃气涡轮和喷气发动机的效率至关重要。制造轻便而耐用的组件对燃油效率和整体性能具有重要意义，尤其是在航空航天应用中。superalloy的研究和开发仍在不断发展，受到对提高性能和可持续性的需求的推动。随着各行业努力减少排放并提高能源效率，对先进材料如superalloy的需求急剧上升。科学家和工程师们正在探索新的合金成分和加工技术，以开发下一代superalloy，以应对未来技术带来的挑战。此外，superalloy的生产和处置对环境的影响也是一个日益关注的问题。正在采取措施回收superalloy并减少制造过程中的废物。通过采用更可持续的做法，行业可以确保这些先进材料的好处不会以牺牲环境健康为代价。总之，superalloy代表了材料工程的显著成就，结合了强度、耐用性和抵御极端条件的能力。它们在现代技术中的作用不可小觑，因为它们是许多关键系统性能和效率的基础。随着研究的继续和制造技术的进步，superalloy的未来看起来充满希望，为塑造未来行业的创新铺平了道路。理解superalloy的重要性和应用对于任何参与工程和材料科学的人来说都是必不可少的，因为这些材料无疑将在未来多年内在技术进步中发挥关键作用。