nitrided

简明释义

英[ˈnaɪtraɪdɪd]美[ˈnaɪtrɪdaɪd]

adj. 氮化的，氮化

英英释义

单词用法

同义词

反义词

例句

1.Results showed that contact fatigue property of carburized gear samples was better than that of nitrided gear samples.

试验结果表明，渗碳处理试样接触疲劳性能优于调质氮化的试样。

2.Phase structure and content of the nitrided layer with or without powerful shot-peening is different.

喷丸试样的渗氮层与未喷丸试样相比，表面物相及含量都有不同。

3.The low temperature plasma nitrided case of 321 stainless steel was analyzed by XRD, and the analysis found that the diffraction peak had evidently moved in low-angle region.

对经低温离子渗氮的AISI 321纲渗层进行了XRD分析，发现试样的谱峰明显向低角度偏移。

4.This paper deals with the influences of pulsed magnetic field on the depth, microstructure and hardness of the nitrided layer and the thickness of the compound layer.

本文研究了脉冲磁场对气体氮化的氮化层深度、化合物层厚度、氮化层组织及其硬度的影响。

5.Nitrided characteristics of a new kind alloys tool steel are investigated.

对一种新型合金工具钢的渗氮特性进行了初步研究。

6.The nitrided layer of pure iron consists of compound layer and diffusion layer.

纯铁渗氮层则由化合物层和扩散层组成。

7.The nitrided surface provides excellent corrosion resistance in harsh environments.

经过氮化的表面在恶劣环境中提供了优异的耐腐蚀性。

8.The steel components were nitrided to improve their surface hardness.

这些钢部件经过氮化以提高其表面硬度。

9.The automotive industry frequently uses nitrided parts to increase engine performance.

汽车工业经常使用氮化部件来提升发动机性能。

10.In the manufacturing process, the tools are often nitrided for enhanced wear resistance.

在制造过程中，工具通常被氮化以增强耐磨性。

11.After being nitrided, the lifespan of the machinery significantly increased.

经过氮化后，机器的使用寿命显著延长。

作文

In the field of materials science and engineering, the process of nitriding has gained significant attention due to its ability to enhance the surface properties of metals. Nitriding is a heat treatment process that introduces nitrogen into the surface layer of a metal, typically steel, to improve its hardness, wear resistance, and fatigue strength. The term nitrided refers to the state of the metal after it has undergone this treatment. This process is particularly valuable in applications where durability and performance are critical, such as in automotive, aerospace, and machinery components.The nitriding process can be performed using various methods, including gas nitriding, plasma nitriding, and salt bath nitriding. Each method has its advantages and specific applications. For instance, gas nitriding involves exposing the metal to a nitrogen-rich gas at elevated temperatures, allowing nitrogen atoms to diffuse into the surface. On the other hand, plasma nitriding uses ionized gas to achieve similar results at lower temperatures, which can reduce the risk of distortion in complex parts.One of the primary benefits of using nitrided components is their improved wear resistance. When a metal is nitrided, the nitrogen atoms form hard compounds within the surface layer, significantly increasing its hardness. This makes the material less susceptible to scratches, abrasions, and other forms of surface damage. As a result, nitrided parts can maintain their integrity and functionality over extended periods, even under harsh operating conditions.Moreover, nitrided surfaces exhibit enhanced fatigue strength, which is crucial for components subjected to cyclic loading. The introduction of nitrogen helps to create a compressive residual stress layer on the surface, counteracting the tensile stresses that occur during operation. This characteristic is particularly important in applications like gears, crankshafts, and other load-bearing components where failure due to fatigue can lead to catastrophic results.Another advantage of nitrided materials is their corrosion resistance. The process not only improves mechanical properties but also enhances the chemical stability of the surface. This makes nitrided components more resistant to oxidation and other forms of corrosion, which is vital in environments exposed to moisture, chemicals, or high temperatures.In conclusion, the application of nitrided materials represents a significant advancement in the field of engineering. The ability to improve the hardness, wear resistance, fatigue strength, and corrosion resistance of metals through nitriding processes has made it an essential technique in various industries. As technology continues to evolve, the demand for nitrided components will likely increase, driving further research and development in this area. Understanding the benefits and applications of nitrided materials is crucial for engineers and manufacturers aiming to enhance the performance and longevity of their products.

在材料科学和工程领域，氮化工艺由于其增强金属表面性能的能力而受到广泛关注。氮化是一种热处理工艺，将氮引入金属的表层，通常是钢，以提高其硬度、耐磨性和疲劳强度。术语nitrided指的是金属经过这种处理后的状态。该工艺在汽车、航空航天和机械部件等对耐用性和性能要求严格的应用中尤为重要。氮化过程可以通过多种方法进行，包括气体氮化、等离子氮化和盐浴氮化。每种方法都有其优点和特定应用。例如，气体氮化涉及在高温下将金属暴露于富氮气体中，使氮原子扩散到表面。另一方面，等离子氮化使用电离气体以较低的温度实现类似效果，这可以减少复杂零件变形的风险。使用nitrided组件的主要好处之一是其提高的耐磨性。当金属被nitrided时，氮原子在表层内形成硬化合物，显著增加其硬度。这使得材料不易受到划痕、磨损和其他形式的表面损伤。因此，nitrided零件即使在恶劣的操作条件下，也能维持其完整性和功能。此外，nitrided表面表现出增强的疲劳强度，这对于承受循环载荷的组件至关重要。氮的引入有助于在表面上创造压缩残余应力层，抵消操作过程中发生的拉伸应力。这一特性在齿轮、曲轴和其他承载组件等应用中尤为重要，因为疲劳导致的失效可能会导致灾难性的结果。nitrided材料的另一个优势是其耐腐蚀性。该过程不仅改善机械性能，还增强了表面的化学稳定性。这使得nitrided组件对氧化和其他形式的腐蚀更具抵抗力，这在暴露于潮湿、化学物质或高温的环境中至关重要。总之，nitrided材料的应用代表了工程领域的一项重大进展。通过氮化工艺提高金属的硬度、耐磨性、疲劳强度和耐腐蚀性的能力，使其成为各个行业的重要技术。随着技术的不断发展，对nitrided组件的需求可能会增加，从而推动该领域进一步的研究和开发。理解nitrided材料的优点和应用对于希望提高产品性能和寿命的工程师和制造商至关重要。