| 高氮奥氏体不锈钢1Cr22Mn15N热影响区组织特征 |
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| 引用本文： | 杜挽生,赵琳,田志凌,彭云,夏明生.高氮奥氏体不锈钢1Cr22Mn15N热影响区组织特征[J].焊接学报,2007,28(7):1-4. |
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| 作者姓名： | 杜挽生 赵琳 田志凌 彭云 夏明生 |
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| 作者单位： | 1. 钢铁研究总院,先进钢铁流程及材料国家重点实验室,北京,100081
2. 钢铁研究总院,先进钢铁流程及材料国家重点实验室,北京,100081;钢铁研究总院,结构材料研究所,北京,100081 |
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| 基金项目： | 国家重点基础研究发展计划(973计划) |
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| 摘 要： | 高氮奥氏体不锈钢(高氮钢)是利用氮代替镍进行合金化的一种合金结构钢,其焊接技术将关系着此种钢的研制开发.作者对高氮钢焊接热影响区(HAZ)的组织和硬度进行了研究.结果表明,高氮钢焊接热影响区组织为奥氏体和δ- 铁素体.随着焊接冷却速度的增大,HAZ中δ- 铁素体的总量越多;随着焊接峰值温度停留时间的增加,HAZ中δ-铁素体的总量越多.在合适的焊接条件下,HAZ硬度高于母材,HAZ不存在软化区.
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| 关 键 词： | 高氮奥氏体不锈钢 焊接热影响区 组织 硬度 |
| 文章编号： | 0253-360X（2007）07-001-04 |
| 收稿时间： | 2006/9/25 0:00:00 |
| 修稿时间： | 2006-09-25 |
Microstructure characterization of weld HAZ in 1Cr22Mn15N high nitrogen austenitic stainless steel |
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| DU Wansheng,ZHAO Lin,TIAN Zhiling,PENG Yun and XIA Mingsheng.Microstructure characterization of weld HAZ in 1Cr22Mn15N high nitrogen austenitic stainless steel[J].Transactions of The China Welding Institution,2007,28(7):1-4. |
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| Authors: | DU Wansheng ZHAO Lin TIAN Zhiling PENG Yun and XIA Mingsheng |
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| Affiliation: | State Key Laboratory of Advanced Steel Processes and Products, Central Iron & Steel Research Institute, Beijing 100081, China,State Key Laboratory of Advanced Steel Processes and Products, Central Iron & Steel Research Institute, Beijing 100081, China;Division of Structural Materials, Central Iron & Steel Research Institute, Beijing 100081, China,State Key Laboratory of Advanced Steel Processes and Products, Central Iron & Steel Research Institute, Beijing 100081, China,State Key Laboratory of Advanced Steel Processes and Products, Central Iron & Steel Research Institute, Beijing 100081, China;Division of Structural Materials, Central Iron & Steel Research Institute, Beijing 100081, China and State Key Laboratory of Advanced Steel Processes and Products, Central Iron & Steel Research Institute, Beijing 100081, China;Division of Structural Materials, Central Iron & Steel Research Institute, Beijing 100081, China |
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| Abstract: | |
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| Keywords: | high-nitrogen austenitic stainless steel heat affected zone microstructure hardness |
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