How many operations are there in the heat treatment of steel?
钢的热处理有多少种操作方法？
Our company is specialized in all kinds of heat treatment of steel products joint venture.
我公司是一家专业从事各种钢铁制品热处理的中外合资企业。
There are three main operations in the heat treatment of steel: hardening tempering and annealing.
钢的热处理操作主要有三种，即：淬火、回火和退火。
There are three main operations in the heat treatment of steel: hardening, tempering and annealing.
钢的热处理操作主要有三种，即：淬火，回火和退火。
The procedures of heat treatment of steel include hardening tempering annealing and case hardening.
钢的热处理工序包括硬化、回火、退火和表面硬化。
The procedures of heat treatment of steel include hardening, tempering, annealing and case hardening.
钢的热处理工序包括硬化、回火、退火和表面硬化。
A concept of critical cooling rate given in this paper for carburizing and post heat treatment of steel.
在解决该问题的过程中，提出了一个临界冷却速度的概念，对钢的渗碳及其后热处理有重要的指导意。
Continuous roller hearth furnaces for the heat treatment of steel, stainless steel, copper and copper alloy bars, sections and pipes.
钢，不锈钢，铜及铜合金的棒，零件和管的热处理连续辊底式炉。
In order to make the problem clear, systematic work has been done to study the theoretical and technical specialities of heat treatment of steel-bonded carbide.
为了把问题弄清楚，我们对钢结硬质合金的热处理在理论上与工艺上都进行了比较系统的研究工作。
Some spring fracture cause is mainly instability of spring steel quality, and the arts and crafts on heat treatment of steel material matching spring product is necessary to be perfected.
个别弹簧出现折断质量问题，主要原因是弹簧钢材质不够稳定，材料与产品的热处理工艺匹配不够完善。
The influence of chemical composition and heat-treatment on the microstructure and mechanical properties of the steel is investigated.
研究了化学成份和热处理工艺对钢板力学性能和微观组织的影响规律。
This text analysed the influence of steel elastomer material, heat treatment craft to load cell lag error combining internal friction mechanism and practical experience.
本文结合内耗机理及部分实践提出了钢弹性体材料处理、热处理工艺对传感器滞后误差的影响分析。
In order to increase the dimensional accuracy and other properties of strip steel used for the tyre rim of bicycle, the experiments on rolling process and heat treatment are made.
本文为提高自行车钢圈用带钠的尺寸精度和各项性能进行了轧制和热处理工艺试验，得出了好的工艺制度。
The effect of postwelding heat treatment on property of pressure equipment made of Cr-Mo steel has been interpreted thorough some research and practical examples.
前言： 通过一些试验研究和工程实例，介绍采用铬钼钢制造的承压设备，经热处理后对钢材性能的影响。
The recent progresses on the surface heat treatment of H13 steel are also discussed.
并介绍了H13钢表面处理的最新进展。
Perhaps in greatest measure this applies to the heat treatment of tool steel.
也许在最好的尺寸中这适用于工具钢的热处理。
The effect of re modification and heat treatment on impact fatigue property of low chromium cast semi steel was studied by means of impact fatigue test.
利用冲击疲劳试验，研究了稀土变质及热处理对低铬半钢抗冲击疲劳性能的影响。
This paper presents some results of heat treatment experiments of A508-3 steel at different quenching, tempering and annealing conditions.
本文介绍国产A508-3钢在不同的淬火、回火和退火条件下的热处理实验的某些结果。
Evaluation of fracture toughness of the alloy steel by the JR resistance curve shows the influence of heat treatment technology.
应用所得JR阻力曲线对合金钢的断裂韧度的评定表明了热处理工艺的影响。
Studies the effect of the pre-polygonization heat-treatment on the recovery and recrystallization of cold-deformed steel 45 by TEM, tensile test, hardness test and thermal analysis.
本文用电镜观察、拉伸试验、硬度试验、差热分析等方法研究了45钢冷形变后的预多边化处理对随后的回复、再结品过程的影响。
According to microstructure and the results of hardness test, appropriate adjustment of heat treatment could promote fatigue lift of spring steel.
根据显微组织和硬度检测结果，适当调整热处理工艺，可进一步提高弹簧的疲劳寿命。
Because of this, this kind of steel after welding manipulator welding, its heat treatment to avoid this temperature range.
正是因为如此，这类钢材在经过焊接机械手焊接之后，它的热处理要避开这一温度范围。
The heat treatment technology of carbo - nitriding of steel has the characteristic of lower treatment temperature and direct quenching.
钢的碳氮共渗热处理工艺具有共渗温度低、可直接淬火等特点。
This article studies the heat-treatment technology of steel 45 rubber forming dies and the influence of the heat-treatment technology on its microstructure and properties.
主要研究了45钢橡胶成型模具的热处理工艺，以及热处理工艺对其组织和性能的影响。
Upon characteristics analysis of high speed steel, forging technology of high speed steel and sequential heat treatment have been introduced.
在分析高速钢特性的基础上，介绍了高速钢的锻造工艺及其锻后热处理。
The effects of heat treatment on the properties of multi-element low alloy wear-resistant steel making the liner of rolling mill liner are investigated.
研究了热处理工艺参数对用于制造轧机衬板工作层的多元低合金耐磨铸钢力学性能的影响。
The formulations, application process and heat treatment process, etc of metal ceramic coatings on carbon steel surface are researched.
对碳钢表面金属陶瓷涂层的配方、涂敷工艺、热处理工艺等进行了研究。
The appropriate control of the amount of carbon and other alloying elements and various heat treatment may provide a wide range of physical properties in steel.
如果适当地调整碳和其他合金元素的比例，并施用不同的热处理方法，就能制造具有各种不同物理性能的钢。
The appropriate control of the amount of carbon and other alloying elements and various heat treatment may provide a wide range of physical properties in steel.
如果适当地调整碳和其他合金元素的比例，并施用不同的热处理方法，就能制造具有各种不同物理性能的钢。
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