nitriding

简明释义

英['naɪtraɪdɪŋ]美[ˈnaɪtraɪdɪŋ]

v. 渗氮（nitride 的现在分词）

n. 渗氮法，氮化法

英英释义

单词用法

同义词

反义词

例句

1.In general the USES of the two-nitriding processes are similar.

一般而言两种渗氮方法的用途是类似的。

2.The effect of nitriding on micro-hardness was also discussed.

讨论了影响改性层硬度的因素。

3.Titanium alloy material (TC4) samples were treated with nitriding technique.

牙用钛合金TC4 ，使用渗氮表面技术处理。

4.The effect of surface roughness on nitriding surface quality is also studied in this paper.

另外，也对表面粗糙度，氮化表面质量的影响作了探讨。

5.The effect of the atmosphere on the structure and properties of ion nitriding layer of alloy TC4 was investigated.

研究了在不同气氛下进行离子渗氮对TC 4钛合金渗氮层的组织与性能的影响。

6.To increase production capacity of nitriding ferroalloys, reducing production cost, PSA nitrogen plant is selected.

提高氮化合金的生产能力，降低生产成本，采用了PSA制氮系统。

7.The process of nitriding is commonly used to enhance the surface hardness of steel components.

氮化工艺通常用于提高钢部件的表面硬度。

8.After nitriding, the wear resistance of the gear significantly improved.

氮化后，齿轮的耐磨性显著提高。

9.Manufacturers often choose nitriding for its ability to reduce friction in moving parts.

制造商通常选择氮化，因为它能够减少运动部件之间的摩擦。

10.The automotive industry frequently utilizes nitriding to prolong the life of engine components.

汽车行业经常利用氮化来延长发动机部件的使用寿命。

11.During the nitriding process, nitrogen is diffused into the surface of the metal.

在氮化过程中，氮被扩散到金属表面。

作文

Nitriding is a heat treatment process that involves the diffusion of nitrogen into the surface of a metal, usually steel, to create a hard, wear-resistant layer. This process is particularly beneficial for components that are subjected to high levels of stress and friction, such as gears, crankshafts, and other machine parts. The primary goal of nitriding (氮化) is to enhance the surface properties of the metal without compromising its core toughness. The nitriding (氮化) process typically occurs at temperatures between 500°C and 600°C, which is lower than many other heat treatment methods, such as quenching. This lower temperature helps to maintain the dimensional stability of the parts being treated, making nitriding (氮化) an ideal choice for precision components. During the process, nitrogen atoms diffuse into the surface of the metal, forming hard nitrides that significantly increase the hardness and fatigue resistance of the material. One of the key advantages of nitriding (氮化) is that it can be performed in various atmospheres, including gas, salt bath, or plasma. Gas nitriding (氮化) involves the use of ammonia gas, which decomposes at high temperatures to release nitrogen. Salt bath nitriding (氮化) uses a molten salt mixture to provide a controlled environment for nitrogen diffusion. Plasma nitriding (氮化), on the other hand, utilizes ionized gas to achieve a more uniform and controlled treatment. Each method has its own benefits and is chosen based on the specific requirements of the application. The hardness achieved through nitriding (氮化) can reach values of up to 1,200 HV (Vickers hardness), making it significantly harder than untreated steel. This increased hardness not only improves wear resistance but also reduces the likelihood of deformation under load. Additionally, nitriding (氮化) provides excellent corrosion resistance, particularly when combined with appropriate surface coatings. This makes it an attractive option for industries such as automotive, aerospace, and manufacturing, where component longevity and reliability are critical. Another important aspect of nitriding (氮化) is that it does not require extensive post-treatment processes. Unlike other hardening methods that may necessitate grinding or polishing to achieve the desired surface finish, parts that undergo nitriding (氮化) often come out of the treatment with a smooth surface. This reduces production time and costs, making it a more efficient choice for manufacturers. In conclusion, nitriding (氮化) is a valuable heat treatment process that enhances the surface properties of metals, particularly steel. Its ability to increase hardness, wear resistance, and corrosion resistance while maintaining dimensional stability makes it an essential technique in various industries. As technology continues to advance, the applications and methods of nitriding (氮化) will likely evolve, providing even greater benefits to manufacturers and consumers alike. Understanding the principles and advantages of nitriding (氮化) is crucial for anyone involved in materials science or engineering, as it plays a significant role in the performance and durability of metal components.