Analytical calculation of the hardening depth of laser surface hardening ductile cast iron

YAN Bing-gong; LIU Ji-chang; GUO Yi-hui

doi:10.3969/j.issn.1001-3806.2011.02.018

In order to obtain the hardening depth that treated with laser surface hardening simply and immediately,the process of laser surface hardening was analyzed and an analytical equation was concluded based on the semi-infinite surface point heat thermal diffusion equation,at the same time the experiment was conducted and ideal results were obtained.The method is right and efficient verified by the experimental results under existing experimental conditions.

Analytical calculation of the hardening depth of laser surface hardening ductile cast iron

Corresponding author: LIU Ji-chang, liujichang2003@sohu.com;

1. State Key Laboratory of Advanced Design and Manufacturing for Vehicle Body, Hunan University, Changsha 410082, China;

2. College of Materials Science and Engineering, Hunan University, Changsha 410082, China

Received Date: 2010-03-31

Accepted Date: 2010-04-12

Available Online: 2011-03-25

Abstract: In order to obtain the hardening depth that treated with laser surface hardening simply and immediately,the process of laser surface hardening was analyzed and an analytical equation was concluded based on the semi-infinite surface point heat thermal diffusion equation,at the same time the experiment was conducted and ideal results were obtained.The method is right and efficient verified by the experimental results under existing experimental conditions.

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Reference (10)

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Analytical calculation of the hardening depth of laser surface hardening ductile cast iron

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References

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