以由铁精矿粉直接还原出来的海绵铁为原料,以非真空感应炉和真空感应炉为冶炼设备,对纯铁的冶炼工艺进行了研究与试验。
Using sponge iron reduced by iron ore concentrate powder as raw material, the smelting process of pure iron is investigated through non vacuum induction furnace and vacuum induction furnace.
指出了我国在超纯铁素体不锈钢生产和应用方面今后努力的方向。
This article gives the direction to produce and apply ultra pure ferritic stainless steel in China.
与纯铁触媒相比,氧化铁包覆层对金刚石成核具有明显的抑制作用,而且随着包覆层厚度的增加,抑制作用更明显。
Compared with pure iron catalyst, the iron oxide coating obviously restrained diamond nucleation and with the increasing of the thickness of the coating the restraining became more obvious.
结果表明,在一定条件下,激光熔凝处理可进一步提高纯铁渗稀土层组织的致密性与均匀性,显著提高稀土渗层的耐蚀性。
The results show that the laser surface melting treatment improves greatly the homogenization, compaction and the corrosion resistance of rare earth permeating layer under the condition of test.
华茂昌公司的纯铁规格多、品种全、质量优。
Huamao Changs pure iron specifications, the whole variety, quality distinctions.
对铁合成炉、三合一石墨合成炉、二合一石墨合成炉在高纯盐酸生产中的应用情况进行了对比。
The application of ferreous synthetic furnace, triad graphite synthetic furnace and diad graphite synthetic furnace in the production of high purity hydrochloric acid is compared.
采用阳极弧放电等离子体制备了高纯铁纳米粉末。
Pure Fe nanopowders were prepared successfully by method of anodic arc discharging plasma.
本文研究了纯奥氏体焊缝和奥氏体-铁素体焊缝凝固裂纹特征,探讨了铁素体防止焊缝凝固裂纹的作用。
The characteristics of fully austenitic weld metals and austenitic-ferritic weld metals were investigated and the ability ofd-ferrite to prevent solidification cracks was studied.
纯铁渗氮层则由化合物层和扩散层组成。
The nitrided layer of pure iron consists of compound layer and diffusion layer.
采用不同的工艺参数对工业纯铁进行了离子渗镍试验。
Different process parameters were employed in this paper to experiment on ion nickelizing by double glow discharge.
研究结果表明,联苯胺修饰膜对工业纯铁有很好的保护作用,在弱酸性、氯化钠以及强碱性介质中有良好的阻蚀性能。
The research results showed that the modified film had good anti-corrosion performance in weak acid, neutral solution containing Cl- and strong alkali.
阐述了电磁纯铁的磁时效现象及其机理,并结合太钢无磁时效优质电磁纯铁的质量控制水平和磁时效检验方法,提出了人工时效处理的改进工艺。
Combining with the quality control level of high-quality magnetic iron of Taigang and the test methods of magnetic aging, improving process of artificial aging was put forward.
采用该实验化学包覆液可以制取高性能的纯铁磁粉芯。
The high quality iron cores were gained by the chemical coating method used in the experiments.
结果表明:J55和N80钢热浸镀铝后的镀层组织均可分为纯铝层和铁铝金属间化合物层两层;
The results showed that the hot-dip aluminizing coatings on both the J55 and N80 steels were composed of aluminum layer and Fe-Al intermetallic compound layer.
利用恒电流试验测试了工业纯铁和35钢在海水和淡水中的牺牲阳极性能,利用电流阶跃阳极极化法测试了二者在海水和淡水中的极化性能。
In seawater and fresh water, the performance of ingot and 35 steel was measured by constant current experiment, and then their anodic polarization curves were drawn.
在电弧炉上应用硅铝铁取代纯铝炼钢脱氧,技术可行、经济合理、钢质量可靠。
It is feasible technologically, and reasonable economically to adopt Sf Al-Fe instead of pure aluminium for deoxidation in steel making arc furnace.
研究了渗稀土激光熔凝复合处理对纯铁表面耐磨性能及微观组织的影响。
This paper studies the effects on pure fe surface and the microstructure using the method of permeating re combined with laser melting modification.
对剩余焦炉煤气作燃气、生产化工产品、生产纯氢及生产直接还原铁等利用途径进行了综述。
Several utilization ways of coke-oven gas, such as its usage as fuel, material in the production of chemical product, hydrogen generation and the direct reduced iron, were summarized.
研究了纯铁、碳钢及低合金钢的渗硼层与基休之间形成的过渡区的组织和性能。
In this paper the morphology and properties cf the transition zone between the, boride zone and the matrix of pure iron, carbon steel, low alloy steel are studied.
研究了工业纯铝中加入镁、钙、硅、铁对其导电性的影响。
Alloying effects of Mg, ca, Si and fe elements on electrical conductivity of industrial aluminum have been studied.
研究了工业纯铁、20钢、45钢辉光离子渗铝层生长规律,测定了渗层铝浓度分布和显微硬度分布。
The growing principle of aluminizing layer is given for in-got iron, steel 20 and 45.
现代红色唇膏可以来自综合所得纯铁氧化物(无锈的一个组成部分),但最领先的品牌使用更经济的合成颜色。
The red color of modern lipstick can come from synthetically derived pure iron oxide (one of the components of rust), however most leading brands use the more economical synthetic colors.
本文以纯铌铁金红石矿物为研究对象,介绍并比较几种捕收剂对其捕收效果的影响。
Effects of several collectors on pure ilmenorutile were studied and compared in this paper.
此方法灵敏简便,受基体干扰程度小,适于纯铁高温合金中微量铜、银的测定。
The method, which is delicate and convenient, it is not easy to be disturbed by matrix and it is fit for determine microelement - cooper and silver in pure iron and high temperature alloy.
采用电化学、光电化学和交流阻抗等方法研究了氢对纯铁钝化膜形成过程和电子性质的影响。
Pure iron membranes were pre-charged with hydrogen at various current densities. Effect of hydrogen on the film formation process on iron was studied by electrochemical methods.
采用高纯铝加单一杂质元素的方法,研究了硼对含铁铝、含硅铝导电性的影响。
Effects of B on the electric conductivity of Fe or Si containing aluminum were examined.
采用晶体取向分布函数(ODF)、TEM研究了铁含量及退火对高纯铝箔再结晶织构的影响。
The influence of trace Fe and annealing on recrystallization texture of high purity aluminum foils was investigated by means of orientation distribution functions(ODFs)and TEM.
采用晶体取向分布函数(ODF)、TEM研究了铁含量及退火对高纯铝箔再结晶织构的影响。
The influence of trace Fe and annealing on recrystallization texture of high purity aluminum foils was investigated by means of orientation distribution functions(ODFs)and TEM.
应用推荐