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2篇 您的检索式:作者名="DeguangZhou"
    题名 作者 年代 出处 被引量
1Metallurgical quality of CSP thin slabs显示文摘The casting structure, chemical composition segregation, dendrite arm space, inclusiona and during the CSP (compact strip production) rolling process were investigated. The results show that the CSP thin slab has a feature of uniform fme grains, more columnar crystals, less central porosity and segregation etc. There is no great difference in macrostructure between the CSP thin slab and conventional slab; however, the fine dendrite structure of the CSP slab is more uniform. Moreover, the central porosity and segregation are obviously improved after the first pass; and the dendrite is bent along the rolling direction rather than broken into pieces.Small inclusions with the diameter less than 10 μm in the CSP slab are dominantly consisted of aluminates formed by A1 deoxidation and Ca treatment and not floating out of the melt. The large size inclusions found in the continuous casting slab are very few.DeguangZhou JieFu YonglinKang ZhongbingWang: JingLi ZhongboXu 2004Journal of University of Science and Technology Beijing2004,11,2:0
2Influence of copper on quality of hot strips by EAF-CSP process显示文摘Electron microscopy and X-ray Energy Dispersive Spectroscopy (XEDS) study on influence of Cu on low carbon hot strips produced by CSP (Compact Strip Production) process has been carried out. The results indicated that copper segregation and enrichment at interfacial layer between oxidized surface and steel matrix is the key factor, which results in microcracks and edge flaws on the strips. The primary considerations to prevent detrimental effects from Cu include controlling copper content in proper level, higher soaking temperature and non-oxidizable atmosphere during soaking. Copper sulfide precipitates with nanometers in size were observed, they may be beneficial to the properties of CSP products, and influence of Cu on quality of CSP hot strips is discussed.YuanliWang DeluLiu WeiranShao JieFu YonglinKang DeguangZhou ZhongbingWang 2004Journal of University of Science and Technology Beijing2004,11,1:0
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