另外,随真空度的增加内部增碳减小。
In addition, the carburization decreased with vacuum rate increase.
对有特殊要求的铁种可采用低硫、低氮增碳剂。
Low S and low N carburant can be used for steels with special requirements.
在包内使用增碳剂作为一种补充手段已被普遍采用。
It has been commonly adopted to use complex carburant in the ladle as a supplementary measure.
增碳层的出现是锻坯在加热工艺参数控制上的不当造成的。
The productive process of the shaft has been also analyzed. All results showed, because of the improper process parameter, caused the surface of forging shaft to be cemetited.
开发了消除烧结增碳缺陷的工艺,使合金达到了优异的力学性能。
The carbon pick-up was successfully overcome and the final sintered MIM parts of excellent mechanical properties were produced.
用增碳剂和脱硫剂对冶炼高钛渣副产半钢进行了增碳脱硫试验研究。
Using carburizing agent and devulcanized agent, experiment of carburisation and desulphuration for semisteel which in smelting high titanium slag by electric cooker has been studied.
通过“高拉补吹”、炉后增碳工艺,转炉能够冶炼出合格的高碳钢。
By way of "raising high carbon content and post blowing" as well as recarburization practice can the high carbon steel of fine quality be refined in the converter.
北满特钢加热炉由烧煤气改烧油后,冷拔材表面产生严重增碳的现象。
When the fuel for the heating furnace of Beiman Special steel Corporation was changed from gas to oil, severe carbonization happened on the surface of cold-drawn steel.
试验表明,钻井泵泵阀和缸套经增碳-钒化处理后其使用寿命显著延长。
Test shows that the service life of the drill pump valve and liner after carburizing and vanadiumizing are greatly extended.
在增碳原料固定的条件下,决定增碳剂增碳效果的因素主要是熔化率和吸收率。
The main factors, which determines the effectiveness of carburant, are the melting rate and absorptivity when the cr.
介绍了增碳剂在铁液中溶解的机理和目前主要采用的投入法和喷粉法增碳工艺。
This paper presents the process of getting the qualified molten iron through melting scrap, carburant and moderate cast pig iron, which offers a new way for producing ductile iron.
公司主要生产硅铁,硅粒,硅粉,球化剂,孕育剂,脱氧剂,碳化硅,增碳剂,等产品的重点企业。
The company mainly produces ferrosilicon, silicon particle, silica fume, nodulizer, inoculant, deoxidizer, silicon carbide, carbon agent, key enterprises and other products.
本公司专业生产增碳剂,粘结剂,铁合金,耐火土,钢(铁)水包打包料等5大系列30多种产品。
Our company specializes in producing carbon agent, binder, ferroalloy, refractory soil, steel (iron) materials, such as packaged water 5 series more than 30 kinds of products.
本系统能够有效降低炼钢过程中的钢水增碳,实现钢液温度及成分的优化控制,保证品种钢的质量。
The whole process of steel-making would complete and the molten steel would purify. The problem of carburet of molten steel would guarantee the quality of steel production by using the control system.
我公司配套研制开发的复合增碳剂具有固定碳含量高,S 、P含量低的优点,增碳效果稳定,收得率高。
The complex carburant developed by this Company has the advantages including high fixed carbon content, low S and P content, stable carburetion effect and high acquirement rate.
试验结果显示:铁、镍、钼元素分布变化不大。熔合线堆焊层侧增碳层宽度增加,氢致剥离的倾向也增大。
The results show that there are little changes in the distribution of Fe, Ni and mo, the increase of the width of carburized zone will promote the tendency of hydrogen-induced disbonding.
碳扩散的结果是在紧邻熔合界面的焊缝金属一侧形成高硬度的增碳层,母材金属一侧产生硬度较低的贫碳层。
Carbon migration induces the formation of carbon-enriched layer in the austenitic weld metal and carbon-denuded layer in the Cr-Mo steels base metals.
但也存在着铸件增碳、夹渣等新问题,需要从调整炉料配比,以及采用其他铸造和热处理的工艺措施来加以解决。
These defects can be reduced or elimination by adjusting proportion of the raw material charge or adopting other casting technologies and heat treatment.
增碳层中的碳化物主要为M_(23)C_6。马氏体带由位错马氏体、孪晶马氏体、残余奥氏体和少量碳化物组成;
The carbonide in the recarburized layer is mainly M23C6. The martensitic zone is composed of dislocation martensite, twinning martensite, residual austenite and a little carbonide.
要是我们以镍或钴的硫化物做实验,增碳过程主要循羰基化途径进行,也就是塞入一个羰基(由一个碳原子、一个氧原子组成)。
When we conduct experiments using nickel or cobalt sulfides, we see that carbon addition occurs primarily by carbonylation-the insertion of a carbon and oxygen molecule, or carbonyl group.
燃烧化石燃料产生的煤烟增温效应较强,因为其中黑碳对硫酸盐的比例较高,而硫酸盐是可以反射阳光产生降温效果。
The soot produced by burning fossil fuels has a stronger warming effect because it contains a higher ratio of black carbon to sulfate, which reflects sunlight to produce a cooling effect.
阔叶树种在杉阔混交林中具有增氮和调节碳氮比作用,退化点和作用点彼此互为佐证。
The broad leaved tree in mixed forest can add nitrogen and adjust the ration of carbon to nitrogen.
其中碳排放是影响全球气候增温的主要因素也已被确认为不争的事实,所以人们越来越多的关注和重视碳排放强度的问题。
It is indisputable that carbon emission is the main reason for the temperature rise of the global climate, resulting in more and more people paying attention to carbon emission intense.
分析了绿地系统的降温效应、增湿效应,碳氧平衡效应,吸尘、杀菌、减噪效应和空气负离子效应。
Studying on drop temperature effect, add humidity effect, balance of carbon and oxygen effect, absorbing dirt effect, killing germ effect, decreasing noise effect and air anion effect.
电力价格持续增长,德国的公司也正日渐落后于国外的竞争对手,并且碳的排放量只增不减。
Electricity prices are going up; German companies are losing ground to foreign rivals; and carbon emissions are rising, not falling.
从理论上论证了低碳铝镇静钢在精炼过程中的增硅问题,指出在目前的生产条件下,增硅现象是不可避免的,并结合生产实际提出了几条改进措施。
The adding-silicon in refining of low-carbon-aluminium is demonstrated in theory, it is pointed out that it could not avoid under present production condition, some measures to improve proposed.
从理论上论证了低碳铝镇静钢在精炼过程中的增硅问题,指出在目前的生产条件下,增硅现象是不可避免的,并结合生产实际提出了几条改进措施。
The adding-silicon in refining of low-carbon-aluminium is demonstrated in theory, it is pointed out that it could not avoid under present production condition, some measures to improve proposed.
应用推荐