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对添加V,V-RE的中碳钢,应用物理化学相分析及电子显微分析法,研究了钒在正火状态下的分布及稀土的影响。试验钢用中频炉熔炼,锭重20kg,经1150—
The addition of V, V-RE medium carbon steel, the application of physical and chemical phase analysis and electron microscopy analysis of the distribution of vanadium in the normalized state and the impact of rare earth. Test steel with intermediate frequency furnace smelting, spindle weight 20kg, the 1150-