结果表明，通过成分调整和合理的轧后控冷，能够用低合金替代传统的V微合金化工艺进行HRB400螺纹钢筋的生产。
The results show that producing HRB400 reinforced bar can substitute low alloy for conventional V microalloy process by composition adjusting and rational cooling control after rolling.
根据螺纹钢筋轧后控冷中的热交换特点，从理论上进行了分析与推导，并利用数学方法进行简化，得到结构简单实用的数学模型。
In this paper, a model was deduced from the heating exchange of screw rod in cooling and was simplified with mathematics. Its construction was simple and practical.
本文研究了轧后快冷时间对控轧低碳钢板组织和力学性能的影响。
This paper intends to study the influence of rapid cooling time after rolling on the microstructure and mechanical properties of low-carbon steel.
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