查询词典 nitriding

The nitriding process of a large-scale crank shaft made from 35CrMo steel is simulated using non-linear FEM for the different supporting situations based on the above-stated visco-elastic mathematical model and measured data.

由于大型曲轴形状非常复杂，本文针对四种不同的支撑方式，用三维非线性有限元法结合上述粘弹性数学模型和实测数据模拟计算了35CrMo大型曲轴气体渗氮过程变形情况。

Stem corrosion problem is to be paid more attention to the problem of accumulated rich production experience, often by nitriding, boride, chromium, nickel and other surface treatment to improve its corrosion resistance, corrosion resistance and wear abrasion performance.

阀杆防腐问题是被人们所重视的问题，积累了丰富的生产经验，常采用渗氮、渗硼、镀铬、镀镍等表面处理工艺，提高它的耐蚀性，气动控制阀耐蚀性和耐磨擦伤性能。

The present company yearly produces the resistance furnace, the trolley electric stove, the well type electric stove, the box-type electric stove, the annealing electric stove, the tempering electric stove, to quench the electric stove, the gas nitriding electric stove, the gas carburizing electric stove, industry electric stove nearly thousand and so on salt bath, nitre salt stove, the proprietary product trolley electric stove and the forvacuum protective atmosphere electric stove has exported Japan, the US, Indonesia, Singapore, Thailand and so on many countries.

目前公司年产电阻炉、台车电炉、井式电炉、箱式电炉、退火电炉、回火电炉、淬火电炉、气体氮化电炉、气体渗碳电炉，盐浴炉、硝盐炉等工业电炉近千台，其中专利产品台车电炉和预抽真空保护气氛电炉已出口日本、美国、印尼、新加坡、泰国等许多国家。

The small size particles produced during ferrovanadium sizing operation are formed into nitrided briquette so as to obtain nitrided ferrovanadium, The effect of ferroalloy size, pressure, nitriding temperature and nitniding time was studied on the nitrogen content of the product.

对高钒铁合金精整过程中产生的细颗粒物料进行压块渗氮，得到氮化钒铁产品，研究了合金粒度、压块压强、渗氮温度、渗氮时间对产品含氮量的影响。

It was revealed that content of water among nitriding agent, space velocity, final nitriding temperature, temperature rate, the ratio of N2 and H2 all have impacts on the formulation of high surface area γ-Mo2N and the significance reduces in turn.

研究发现氮化剂中水含量、空速、氮化终温、升温速率、氢氮体积比对高比表面积γ-Mo2N/SiO2的形成均有影响，且影响显著性依次降低。

The using instance of mould is complex, its always abated by abrasion, fatigue, or bad hot stability, and so on. To extend the longevity of mould, people try to use general heat treatment and other surface treatment, especially the gas nitriding, because of its inherent excellence, such as wearable、incohesive、co-fatigue、stand against permanence intensity and causticity under changeable load and so on, also the gas nitriding facility is cheapness, so the gas nitriding technics is abroad used.

为了提高模具的使用寿命，人们除了采用常规热处理外，各种表面强化技术也被广泛应用，特别是气体氮化工艺，因其能显著提高工件的耐磨性、抗擦伤性能、抗粘和性能、接触疲劳性能、冲击或交变载荷下的持久强度和耐腐蚀性能等，而且气体氮化工艺设备投资、生产成本低，更是被广泛关注。

Based on the study of heat treatment process,the different nitriding effects under conditions of different nitriding methods,temperatures and time are presented.

通过热处理工艺试验研究，比较在不同的氮化温度及时间条件下的氮化效果，制定出适合40CrNiMo材料的合理的氮化工艺参数。

We are the spirit of "excellent quality, integrity of reciprocity" principle, we know the quality and technology on Product modeling and the importance of constant innovation and focus on high-quality requirements, the introduction of high-quality China-made high-quality steel and steel products "in Guangzhou Industrial Research Institute of Electrical and Mechanical Heat Treatment Technology Research Center "co-operation to provide customers with high-quality steel heat treatment and testing services, including high-quality vacuum hardening, nitriding, carbonitriding, boron nitrogen permeation, soft nitriding, annealing, quenching and tempering,, the high-frequency surface hardening, surface hardening VHF, chemical surface heat treatment, vapor deposition, such as titanium nitride.

我们本著&卓越品质，诚信互惠&的原则，我们深知质量及技术对制模及产品之重要性，不断创新服务及注重高品质要求，推出国产名优钢厂之优质钢材及与&广州市机电工业研究所热处理技术研究中心&合作为客户提供高品质热处理及钢材化验服务，含高质素真空淬火、氮化、碳氮共渗、硼氮共渗、软氮化、退火、调质、中、高频表面淬火、超音频表面淬火、化学表面热处理，气相沈积氮化钛等。

The main products our company offers services is all the following products as well as their accessories: well type gas Nitriding furnace, vacuum pulse Nitriding furnace, well type Carburizing furnace, well type quenching furnace, tempering furnace, vacuum furnace, high-frequency heating machine, intermediate heating machine, electronic heating wire for industrial furnace, accessories for industrial electronic furnace, vacuum pump, metallographic tester, Rockwell hardness tester ,Vickers hardness tester ,etc.

速龙工业炉有限公司主要提供的产品有：井式气体氮化炉，真空脉冲氮化炉，井式渗碳炉，井式淬火炉，回火炉，真空炉，高频加热机，中频加热机，工业炉用电热丝，工业电炉配件，真空泵，金相试试验机，络氏硬度计，维氏硬度计等工业炉及相关配件。

Liquid nitriding utilizes molten cyanide salts and, as in gas nitriding, the temperature is held below the transformation range.

液体渗氮利用熔化的氰化物盐，就像气体渗氮，温度保持在低于转化范围内。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。