| 时效温度对15-5PH沉淀硬化不锈钢熔敷金属组织和性能的影响 |
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| 引用本文： | 齐彦昌,张晓牧,彭云,田志凌.时效温度对15-5PH沉淀硬化不锈钢熔敷金属组织和性能的影响[J].焊接学报,2012,33(10):105-108. |
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| 作者姓名： | 齐彦昌 张晓牧 彭云 田志凌 |
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| 作者单位： | 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 |
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| 摘 要： | 时效温度是15—5PH沉淀硬化不锈钢熔敷金属时效处理的重要参数，对组织和性能具有重要的影响．采用钨极氩弧焊将研制的焊丝进行熔敷金属焊接试验，并将熔敷金属固溶处理后进行不同温度的时效处理，研究时效温度对熔敷金属组织和性能的影响．结果表明，时效处理后熔敷金属组织主要为马氏体、残余奥氏体和ε—cu析出相．随着时效温度的增高，组织中奥氏体含量增多，尤其在621℃时含量急剧增加；马氏体板条析出ε-cu尺寸逐渐增大，而数量先增多后减少；另外随着时效温度的增高，熔敷金属强度下降，而冲击韧性升高，这主要是由于残余奥氏体含量增多引起的．
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| 关 键 词： | 时效温度 组织 性能 熔敷金属 |
| 收稿时间： | 2011/8/30 0:00:00 |
Effect of aging temperature on microstructure and properties of deposited metal for type 15-5PH precipitation hardened stainless steel |
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| QI Yanchang,ZHANG Xiaomu,PENG Yun and TIAN Zhiling.Effect of aging temperature on microstructure and properties of deposited metal for type 15-5PH precipitation hardened stainless steel[J].Transactions of The China Welding Institution,2012,33(10):105-108. |
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| Authors: | QI Yanchang ZHANG Xiaomu PENG Yun and TIAN Zhiling |
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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,State Key Laboratory of Advanced Steel Processes and Products, 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 |
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| Abstract: | |
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| Keywords: | aging temperature microstructure properties deposited metal |
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