[1]谢 飞,朱丽曼,程 健,等.交流电场作用下的中低碳钢低温粉末法渗硼[J].常州大学学报(自然科学版),2015,(01):41-45.[doi:10.3969/j.issn.2095-0411.2015.01.008]
 XIE Fei,ZHU Li-man,CHENG Jian,et al.Low Temperature Pack Boriding Enhanced by Alternating Current Field for Low and Medium Carbon Steels[J].Journal of Changzhou University(Natural Science Edition),2015,(01):41-45.[doi:10.3969/j.issn.2095-0411.2015.01.008]
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交流电场作用下的中低碳钢低温粉末法渗硼()
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常州大学学报(自然科学版)[ISSN:2095-0411/CN:32-1822/N]

卷:
期数:
2015年01期
页码:
41-45
栏目:
材料科学与工程
出版日期:
2015-01-25

文章信息/Info

Title:
Low Temperature Pack Boriding Enhanced by Alternating Current Field for Low and Medium Carbon Steels
作者:
谢 飞12朱丽曼1程 健1 潘建伟3
1.常州大学 材料科学与工程学院,江苏 常州 213164; 2.江苏省材料表面技术重点实验室(常州大学),江苏 常州 213164; 3.常州大学 怀德学院,江苏 常州 213016
Author(s):
XIE Fei12ZHU Li-man1CHENG Jian1PAN Jian-wei3
1.School of Materials Science and Engineering,Changzhou University,Changzhou 213164,China; 2.Key Laboratory of Materials Surface Technology of Jiangsu Province,Changzhou University,Changzhou 213164,China; 3.Huaide College, Changzhou University,Changzhou 213016,China
关键词:
粉末法渗硼 交流电场 碳钢
Keywords:
power-pack boriding alternating current field carbon steel
分类号:
TG156.8+7
DOI:
10.3969/j.issn.2095-0411.2015.01.008
文献标志码:
A
摘要:
以低碳20钢、中碳45钢为渗扩对象进行交流电场作用下的低温粉末法渗硼,对渗硼层厚度、显微组织、相结构及硬度进行观测分析。试验结果表明:在600 ℃、4 h保温条件下,20钢、45钢经交流电场增强渗硼获得的渗硼层厚度远远大于常规渗硼得到的渗层厚度; 在交流电场作用下,渗层厚度随渗剂中硼铁含量的增加而快速增加; 硼铁含量小于等于10%时,渗硼层基本由Fe2B单相构成; 而硼铁含量大于等于15%时,渗硼层则由FeB+Fe2B两相构成。对交流电场在渗硼中的作用机制进行了初步分析。
Abstract:
Alternating current field(ACF)enhanced powder-pack boriding was carried out on low carbon steel 20 and medium carbon steel 45.The thickness, microstructures,phase structures and micro-hardness of the obtained boriding case were investigated.The experimental results indicate that,compared with the conventional low temperature boriding,much thicker boriding cases were reached on the steels by the ACF enhanced boriding with a current of 4 A for 4 h at 600 ℃.The thickness of the boriding cases increased with increasing the fraction of ferro-boron in the boriding agent.The boriding case comprised single phase Fe2B when the ferro-boron content was less than or equal to 10%; and the boriding case comprised two-phase of FeB and Fe2B when the ferro-boron content was equal to or greater than 15%.Preliminary discussions were made on mechanisms of ACF on the low temperature powder-pack boriding.

参考文献/References:

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备注/Memo

备注/Memo:
基金项目:国家自然科学基金面上项目(51171032)。 作者简介:谢飞(1964-),男,上海人,博士,教授,主要从事材料表面工程研究。
更新日期/Last Update: 2015-01-25