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- Via vacuum induction furnace,metallographical analysis and properties measurement,the effects of carbon content on microstructure,impact toughness and strength of RE steel for heavy rail were studied. 通过真空感应炉模拟实验,结合金相分析和性能测定,研究碳对于稀土重轨钢微观组织、冲击韧性和强度等的影响作用。
- Via vacuum induction furnace and metallographical analysis,the effects of RE on the grain size of the austenite and distance of the pearlite laminae of high-carbon steel for heavy rail were studied. 通过真空感应炉模拟实验,结合金相分析,研究稀土对于高碳重轨钢奥氏体晶粒尺寸和珠光体片层间距等的影响作用。
- Steel for Heavy Rail 重轨钢
- So it is very important for heavy rail steel to adopt deoxidization methods with low aluminum addition. 因此，重轨钢的冶炼采用无铝脱氧工艺。
- This paper describes the molten steel condition of heavy rail steel for No.5 continuous caster,the process parameters such as casting rate,superheat temperature,and so on. 文中阐述了5%23铸机生产重轨钢连铸钢水供钢条件、连铸工艺过程中拉速与过热度等工艺参数。
- The result was outputted by the LS-PREPOST to make it visualized.At present，many researches have been done on simulating the process of metal molding，but few for heavy rail that has complex section. 目前，国内外利用有限元方法模拟金属各种成型过程的研究较多，但是针对复杂截面的重轨在万能异型孔的变形规律的热力耦合计算机模拟研究，所见的报道很少。
- An additional charge is made for heavy bags. 份量重的包裹要增收费用。
- Internal Quality Control of Continuously Cast Bloom for Heavy Rail Steel 重轨钢连铸坯内部质量控制技术
- This area is unsuitable for heavy industry. 该地区不适宜发展重工业。
- Universal rolling technique for heavy rail 万能法轧制重轨及其在马钢的应用
- Research of a New Steel for Heavy Duty Wagon Wheels 铁路重载货车车轮新材料的研制
- Through the industrial experiment of LF refining process for heavy rails,effect of oxides in slag on the desulfurization was investigated. 通过重轨钢在LF过程的工业实验,研究了渣中各氧化物对脱硫效率的影响。
- Tom bought in five tons of steel for 600 dollars . 汤姆花六百美元买进五吨钢。
- That brush is not adequately bristled for heavy cleaning. 那把刷子刚毛不够,不适用於用力洗刷。
- Fatigue bet of 20CrMo steel for Grade D sucker rod. D级抽油杆用20CrMo钢疲劳试验
- Research on eliminating the slow cooling processing for heavy rail 取消重轨生产中缓冷处理的研究
- Tungsten is used to fortify steel for cars. 钨可以固化钢铁来生产汽车。
- East Rail was the first heavy rail in Hong Kong. 东铁是香港首条重型铁路。
- The road is no longer fit for heavy traffic, and will be finally graded down. 这条公路不适应繁忙的交通，最终会被降低级别。
- The road was not designed for heavy lorries. 此公路不是为重型货车设计的。
