The causes and forms of the metal corrosion in BF cyclic cooling system and the control technology for metal corrosion in BF cyclic cooling system are analyzed.

简要分析了高炉循环冷却系统的金属腐蚀原因、腐蚀形态和金属腐蚀的控制技术。

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For theses shorts of plastic theory, it will bring serious errors in the prediction of metal strength and especially in the case of cyclic loading.

这种理论上的不足，对于金属的强度估计特别是循环载荷下金属的疲劳强度估计有可能造成严重的偏差。

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Analyzing the micro plastic deformation of metal material under static load and cyclic stress, the scientific basis for choice dynamical stress of VSR is provide.

本文分析了静载荷及循环载荷下的微塑性变形行为，认为振动时效动应力的选择应以材料的疲劳极限作为依据。

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