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材料工程  2013 

GH4169合金双锥实验组织模拟与验证研究

DOI: 10.3969/j.issn.1001-4381.2013.08.012, PP. 70-74

Keywords: GH4169合金,热变形,组织演化模型

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Abstract:

建立了综合考虑变形参数、温升、冷速等交互作用的GH4169合金热变形组织演化预测模型及计算流程,同时,采用外廓尺寸约为?200mm×160mm的双锥形试样为研究对象,在980,1020,1060,1120℃温度下进行锻造的组织演变模拟计算和验证实验。结果表明采用的双锥形试样能够较好地符合零件锻造的实际状态,建立的组织预测模型是合理可行的,能够实现合金锻造过程的组织模拟。

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