• The simulations of austenite grain growth in HAZ of ultra-fine grain steel make foundation for future research work.

    本文研究结果将有助于一代钢铁材料焊接HAZ组织模拟的进一步研究。

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  • By changing heating temperature and holding time, the austenite grain growth behavior of a low carbon steel under different heating conditions was studied.

    通过改变均热温度保温时间,研究低碳钢氏体平均晶粒尺寸与时间的关系,及奥氏体晶粒尺寸范围的分布规律。

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  • In this paper, the traditional HAZ grain growth model is analyzed. Based on the model, analytical model of austenite grain growth fit to high strength pipe-steel is introduced.

    分析了传统焊接热影响区(HAZ)晶粒长大模型此基础,介绍了适用强度管线氏体晶粒长大的耦合模型。

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  • The results show that the dispersed second phase particles can effectively retard the growth of austenite grain in the CGHAZ, and improve the toughness.

    结果表明细小弥散的第二粒子有效地阻碍焊接热影响区粗晶区的原奥氏体晶粒长大改善区域的韧性。

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  • The tempering embrittlement results from the precipitation and growth of M_6Ccarbides particles and the segregation of phosphorus at prior austenite grain boundaries.

    高温回火脆性晶界上m_6c碳化物析出长大由此所产生晶界偏聚共同作用的结果

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  • The tempering embrittlement results from the precipitation and growth of M_6Ccarbides particles and the segregation of phosphorus at prior austenite grain boundaries.

    高温回火脆性晶界上m_6c碳化物析出长大由此所产生晶界偏聚共同作用的结果

    youdao

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