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Temperature field analysis and its application in hot continuous rolling of Inconel 718 superalloy
  • ISSN号:1006-7191
  • 期刊名称:《金属学报:英文版》
  • 时间:0
  • 分类:TG146.15[金属学及工艺—金属材料;一般工业技术—材料科学与工程;金属学及工艺—金属学] TG334.9[金属学及工艺—金属压力加工]
  • 作者机构:[1]State Key Laboratory of Rolling and Automation, Northeastern University, Shenyang 110004, China, [2]R&D Center, Special Steel Branch, Baoshan Iron and Steel Co., Ltd., Shanghai 200940, China
  • 相关基金:The authors are grateful for the financial supports from the National Natural Science Foundation of China (Key Program, Grant No.50634030) and the Program for New Century Excellent Talents in University (Grant No.NCET-06-0285).
中文摘要:

为精明的温度变化的 A coupled thermo 机械的模型包含金属流动和温度地被开发了在上十四通行证用 3D 的为 Inconel 718 合金的圆杆的热连续滚动有弹性塑料的有限元素方法(女性) 。在细工品的中间的剖面图的典型分析点的温度在起始的温度变化被模仿了在圆柱的热压缩实验的 nite 元素分析和微结构观察,适当热连续滚动技术与不同直径为杆产品被设计了。为一个真实滚动惯例,模仿的表面温度被检验并且在对测量的那的好同意。

英文摘要:

A coupled thermo-mechanical model containing metal flow and temperature field for calculating temperature variation has been developed on fourteen-pass hot continuous rolling of round rod for Inconel 718 alloy using 3D elastic-plastic finite element method (FEM). The temperature of characteristic analysis points in the intermediate cross-section of the workpiece has been simulated at initial temperature ranging from 960 to 1000 ℃ and initial velocity in range of 0.15-0.55 m·s^-1. Based on finite element analysis and microstructural observation in cylindrical hot compression experiments, the appropriate hot continuous rolling technologies have been designed for rod products with different diameters. For a real rolling practice, the simulated surface temperature was examined and is in good agreement with the measured one.

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期刊信息
  • 《金属学报:英文版》
  • 中国科技核心期刊
  • 主管单位:中国科协
  • 主办单位:中国金属学会
  • 主编:
  • 地址:沈阳文华路72号
  • 邮编:110016
  • 邮箱:jsxb@imr.ac.cn
  • 电话:024-23971286
  • 国际标准刊号:ISSN:1006-7191
  • 国内统一刊号:ISSN:21-1361/TG
  • 邮发代号:
  • 获奖情况:
  • 国内外数据库收录:
  • 被引量:286