The method of oxygen steel bomb to determine chlorine in coal is studied in this paper and it is compared with Seedrin method.
用氧弹法测煤中的氯,取样量少;比较艾氏剂法测煤中氯简便快速,结果满意;对单个或少数样品,优点更为突出。
It is shown that, for the refining of extra-low oxygen steel under low vacuum, blowing argon through porous plug into molten steel can effectively remove oxide inclusions from molten steel.
结果表明,在真空感应熔炼过程中,通过透气砖向熔池吹氩,可以实现在较低的真空度下熔炼超低氧钢,以及有效去除钢中的氧化物夹杂物颗粒。
More than 80% of Japan's steel is now made in oxygen furnaces, the highest proportion in the world.
现在80%以上的日本的钢铁由氧气炉生产,这在世界上是比例最高的。
The influence of different surface treatment methods on determining oxygen in steel sheet has been studied.
研究了不同的样品表面处理方法对测定薄板钢样中氧的影响。
SCALE : Oxidization of iron that forms on the surface of hot steel exposed to air or oxygen.
氧化皮:暴露在空气或氧气中的高温钢铁,在其表面所形成的氧化铁。
To make steel the old-fashioned way, you blast iron ore with heat and purify the resulting molten metal with oxygen.
旧的炼钢方式是加热铁矿石使其燃烧,然后用氧气净化溶化的铁水。
The metallurgical effects of 80 t top blowing and combined blowing oxygen converters at Baotou Iron and Steel Co have been investigated.
对比了包头钢铁(集团)公司炼钢厂80t顶底复合吹炼转炉和顶吹氧气转炉的冶金效果。
The cleaning of these contaminants from the stainless steel surface will facilitate the spontaneous passivation by allowing the oxygen uniform access to the surface.
通过允许氧气均衡地接触到不锈钢表面,不锈钢表面污染的清洗将会有助于自动钝化。
The result was:this process can reduce the inclusion and oxygen in steel, improve the mechanical property, increase economic efficient and perfect the working condition.
试验结果表明:本工艺可降低钢中氧含量及夹杂物含量,改善钢材机械性能,提高经济效益,改善工作环境。
Measures to reduce content of oxygen and inclusion in steel are discussed.
探讨了降低钢中总氧含量及夹杂物含量的措施。
The oxygen release feature of some pure oxides and many kinds of oxides in steel were examined, by which differential measurement was completed.
考察了一些纯氧化物和钢中不同类型氧化物的分解释氧特征,利用其差异进行分别定量。
The S135 drill pipe steel was selected as the research object in the paper; the oxygen corrosion and corrosion fatigue be.
本文选用S135钻杆钢作为研究对象,进行钻杆钢的氧腐蚀和腐蚀疲劳行为研究。
Oxygen action in steel and measures reducing oxide inclusions in which are systematically analyzed.
系统地分析了钢中氧的行为和降低钢中氧化物夹杂的措施。
The results of industrial tests show that secondary oxidation of liquid steel at the initial stage of casting process is a major factor for the increasing oxygen content of steel.
工业试验结果表明,在连铸生产过程中,开浇阶段钢水的二次氧化是钢中氧含量增加的主要原因。
It is well known that the material of steel is easy to be corrupted by oxygen in the atmosphere and we have studied it fully.
钢铁材料在大气中的氧腐蚀是人所共知的,人们对它的研究比较透彻。
The SM master alloy was used to add high oxygen affinity elements Mn and si into the sintered steel as alloying elements to improve the mechanical properties.
通过添加硅锰母合金,将硅、锰这两种对氧亲和力较高的元素加入到烧结钢中,以改善烧结钢的力学性能。
And the oxygen contents in steel are also measured with this instrument. The result shows that its accuracy is very high.
并用该仪器测定了钢中氧,结果表明,该仪器的精度是比较高的。
The effect of basicity of top slags on oxygen content in steel and desulphurization rate during smelting bearing steel has been analyzed.
分析了轴承钢冶炼过程中顶渣碱度对钢中氧含量和脱硫率的影响。
It is important to accurately determinate the contents of oxygen and nitrogen in steel to improve process control, properties and quality of steel.
由于钢中氧氮对钢的性能和质量有明显影响,准确测定氧氮的含量对改进工艺控制、改善钢的性能、提高钢的质量具有重要意义。
The principle and applications of oxygen sensors for steel industry have been stud ied.
研究总结了冶金过程直接定氧测头的工作原理。
The amounts of oxygen and sulfur in liquid steel could be reduced by synthetic slag treatment during ld converter tapping, therefore, the quality of liquid steel was improved.
转炉出钢时对钢水进行合成渣处理,可以同时降低钢水中氧和硫的含量,综合提高钢水质量。
The effect of all kinds of technique on controlling Nitrogen and Oxygen content in liquid steel to lower level is explained.
论述了各种不同工艺技术对控制钢中较低氮、氧含量水平的作用。
The present paper introduces the process route of superior quality structural carbon steel SAE1008. Control oxygen and inclusion content in steel, is the key of product quality guarantee.
本文介绍了优质碳素结构钢sae1008的生产工艺。指出控制钢水中全氧含量和夹杂物含量,是生产顺行和产品质量保证的关键。
It was found that the final oxygen content in molten steel is highly affected by the thermodynamic stability of lining materials at high vacuum.
研究发现,在较高的真空度下炉衬材料的热稳定性对钢液终点氧含量产生决定性的影响。
The Calcium Oxide is used to mix oxygen with the molten steel.
这些生石灰是用来将氧混合在熔化的钢水中。
The Calcium Oxide is used to mix oxygen with the molten steel.
这些生石灰是用来将氧混合在熔化的钢水中。
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