Decarburization shall be one of the four grades given in table 1.
脱碳是表1中给出的四个等级中的一个。
The primary reason for lowering the fatigUe life is decarburization.
指出， 氧化脱碳引起疲劳寿命降低是该扭轴失效的主要原因。
The results show that both are caused by decarburization in heat tret - ment.
结果表明，两者均为热处理脱碳所引起。
There is no central segregation or decarburization and defects on the surface.
无明显中心偏析、表面脱碳和缺陷。
Is hardness tested on a surface that has been ground to remove decarburization?
硬度检测是否在去除了氧化皮的表面上进行？
And the higher temperature tempering is not the main reason for the decarburization.
另外研究发现高温回火并不是引起零件表面脱碳的主要原因。
The invention also discloses a formula and a preparation method of the decarburization cleaner.
本发明亦公开了脱碳清洗剂的配方和制备方法。
There is tight( or thin and highly adherent ) scale and decarburization , at least in certain areas .
部件上有密布（稀疏但附着力很强）鳞片和脱碳痕迹，至少在部分区域如此。
E. g. There is tight (or thin and highly adherent) scale and decarburization, at least in certain areas.
部件上有密布(稀疏但附着力很强)鳞片和脱碳痕迹，至少在部分区域如此。
Rough machining shall be performed so as to remove all mill decarburization from the raw material surface.
必须进行粗加工以去除原材料轧制过程中的表面氧化脱碳。
The thesis briefly expounds the equipments and the refining technology of Vacuum Oxygen Decarburization Converter (VODC).
简述了真空吹氧脱碳转炉(V O D C)的设备和精炼技术。
The effect of rare-earth elements to prevent oxidation and decarburization in heat treating salt bathshas been discussed.
本文就稀土对盐浴防氧化脱碳的作用进行了研究。
The result shows that the decarburization depth increases with the increase in temperature and holding time for the two steels.
结果表明，两种弹簧钢的脱碳深度随提高加热温度和增加加热时间增大。
The paper analyze the principle of steel circulation of flow, decarburization, degas and all of the factors affected in RH refining.
根据催化剂在输送立管和脱气罐内的流动特点，分析了催化裂化过程中再生催化剂产生携带烟气的原因和脱气的原理。
The fine carbon additive in feedstock powders not only increases the hardness of the coatings but also decreases the degree of decarburization.
喷涂粉末中加入细碳粉不仅有利于提高涂层的硬度，而且可减小涂层脱碳程度。
Finally, both desulfurization and decarburization efficiency are as high as 99%. In comparison with other methods of desulfurization, this pr...
工艺的脱硫效率和脱碳效率均能达到99%，将脱硫和制砖结为一体，具有极高的应用价值和环境效益。
It analyzed main factors of arising spectrum analysis error which including specimen decarburization layer depth, surface roughness, describing, etc.
分析了引起光谱分析误差的主要因素，如试样脱碳层深度、表面粗糙度、描迹等。
The effects of various factors on decarburization of high speed tool steel annealed in bogie hearth electric furnace were investigated in this paper.
研究了高速钢轧材在台车式电阻炉中退火加热过程中，各因素对脱碳的影响。
Vacuum extraction system of extraction performance affects behavior of degassing , decarburization, denitriding and so on in RH_KTB refining process.
真空抽气系统抽气性能的好坏直接影响RH-KTB精炼的脱气、脱碳、脱氮的效果，极限真空度高低决定了钢水最终的气体含量。
The decarburization rate in bath is proportional to the intensity of oxygen supply and the utilization ratio of oxygen depends on the oxygen pressure.
在高碳范围内熔池脱碳反应速度与供氧强度和氧气利用率成正比。而提高吹氧压力可以提高氧气利用率。
The results show that the steel with 0.60%c possesses higher strength and hardness but lower plasticity, toughness and higher decarburization tendency.
结果表明碳、硅可提高强度、硬度。但含0.60%C的钢塑性、韧性较低，脱碳倾向也大。
The decarburization speeds up, as the ar blow rate increases, and the influence of argon flow rate on decarburization is greater in the low carbon zone.
随底吹氩气流量的增加，脱碳速度加大，此种作用在低碳区影响尤为明显。
It was observed that the decarburization reaction period in the RH could be classified into three stages in terms of the apparent reaction rate constants.
据实测结果，RH炉内脱碳反应期可根据其表现反应速率常数划分为三个阶段。
The effect of various process factors on decarburization process in VD was studied by the model and the optimizing decarburization process in VD can be obtained.
用该模型模拟研究了各工艺因素对VD精炼脱碳过程的影响。 模拟结果可为VD精炼脱碳工艺的制定和优化提供指导依据。
For grade 1, no complete decarburization shall be present. The depth of partial decarburization at any point on the periphery shall not exceed the value in table 1.
对于等级1，没有完整的脱碳。外围任何点的部分脱碳深度不得超过表1中的数值。
The decarburization rate in bath was proportional to the intensity of oxygen supply and the utilization ratio of oxygen was enhanced with the oxygen pressure rising.
在高碳范围内熔池脱碳反应速度与供氧强度和氧气利用率成正比，而提高吹氧压力可以提高氧气利用率。
By adjusting oxygen flow supplied and controlling decarburization rate under the condition of hot metal charging, the steel of high carbon and low phosphor can be produced.
在铁水热装的情况下，通过调整供氧强度，可冶炼出高碳低磷钢水。
By adjusting oxygen flow supplied and controlling decarburization rate under the condition of hot metal charging, the steel of high carbon and low phosphor can be produced.
在铁水热装的情况下，通过调整供氧强度，可冶炼出高碳低磷钢水。
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