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- The fuel powder spraied in deoxidiation zone can advance the chain reaction of CO,raise the ratio of combustion,thereby raise the temperature of molten iron and melting rate. 喷入还原带的燃料粉,促进了CO的链式燃烧反应,提高炉气燃烧比,从而提高铁水温度和熔化率或降低焦耗量;
- The influence of chemical composition,inoculation process,temperature of molten iron and pouring system on the formation of shrinkage cavity and porosity was described. 叙述化学成分、孕育工艺、铁液温度及浇注系统等因素对薄壁球铁铸件缩孔和缩松形成的影响。
- The effect of the type and quantity of iron ore powders, and the composition and temperature of molten iron on the oxidization of C, Si, Mn, in hot metal are studied. 摘要研究了不同铁矿粉氧化剂以及矿粉加入量、铁水初始成分、铁水温度等因素对铁水碳、硅、锰氧化的影响。
- temperature of melting iron 钢水温度
- And the charge of molten iron is poured into the top. 从炉顶上把铁水倒入炉中。
- The surface temperature of melt pool in crucible and hearth of TC4 alloy during electron beam cold hearth melting was measured accurately by using M9100 pyrometer. 使用M9100图像高温仪精确测定了TC4合金电子束冷床熔炼时坩埚和冷床熔池表面的温度。
- The effect of superheat on characteristics of melt iron and microstructure of chilled iron camshaft was studied in a 1 t intermediate frequency induction furnace. 研究了1t中频炉铁液过热对铁液质量和激冷铸铁凸轮轴组织的影响。
- The technological capabilities of electronic solders were presented through analysis the action of solders in the soldering process, which includes temperature of melting or solidifying, anti-oxidation capability, wetability and overflow capability. 摘要通过分析焊料在钎焊过程中的行为,提出了电子焊料的工艺性能主要包括熔化/固化温度、抗氧化性、润湿性和漫流性。
- The results show that the surface temperature of melt pool is affected intensively by melting parameters such as melting rate,melting power,electron beam scanning pattern and scan frequency,etc. 结果表明,结果表明,熔炼工艺参数如熔化速度、熔炼功率、电子束扫描方式和扫描频率都会对熔池表面温度产生剧烈影响。
- Carburization of molten iron in the dropping zone of BF has been studied. 高炉铁水渗碳的主要阶段在滴落带,炉缸内的渗碳过程不会掩盖滴落带的渗碳规律。
- The act or operation of melting. 融化过程进行熔解的行动或过程
- The temperature of volcanic gases is very high. 火山气体的温度很高。
- A brief description about the technology and equipments for the production of PP FDY with emphasis on the temperature of melt and spinning, lateral blow air quenching,temperature and speed of stretching,the ratio and distribution of drawing etc. 简述丙纶FDY的工艺流程与设备性能。 结合多年生产实践,重点对丙纶FDY的工艺,从熔融温度、纺丝温度、侧吹风冷却以及拉伸温度和速度、拉伸倍数及分配、卷绕张力等方面进行了系统讨论。
- By inserting a tube into the melted iron to form a greybody tube and to make the emissivity steady.The temperature of the melted iron can be obtained using a optical fiber thermometer. 其中一种途径即利用一个空芯导管插入铁水中,形成一个近似灰体腔,使腔内铁水表面发射率基本不变,然后利用光纤比色测温仪示出温度。
- The converter is tipped on to its side and the charge of molten iron is poured into the top. 转炉向一边倾斜,熔铁从顶部倒进去。
- Water freezes at the temperature of 0 degrees Celsius. 水在摄氏零度结冰。
- The feasibility and relative process parameters of desulphurization, nodularization and inoculation of molten iron with alloy cords was studied. 研究了采用合金芯线对铁水进行脱硫、球化、孕育处理的可行性及有关工艺参数。
- The cost of ironstone accounts for 70 percent of the total cost of molten iron, the number is 40 when in the context of the whole manufacture cost. 铁矿石作为炼铁的主原料,占铁水成本的70%25,占整个产成品制造成本的40%25左右。
- The cupola is a min kind of melting equipment. 冲天炉是熔炼铸铁件的主要设备。
- Characteristics of cupola-induction fur-nace duplex melting process,requirements of duplex for molten iron from cupola,and the test method of molten iron was also briefly introduced. 简要介绍冲天炉-感应炉双联熔炼的特点,对冲天炉铁液的要求,以及铁液质量的检测方法。