**4. Conclusions**

Summaries of the relevant properties and specificities of lightweight highentropy alloys are as follows:


**135**

*Light-Weight and Flexible High-Entropy Alloys DOI: http://dx.doi.org/10.5772/intechopen.88332*

recommended density below 6 g/cm3

concepts and preparation methods.

the development of flexible materials.

The authors declare no conflict of interest.

**Acknowledgements**

**Conflict of interest**

**Author details**

Yasong Li and Yong Zhang\*

Technology Beijing, Beijing, China

provided the original work is properly cited.

\*Address all correspondence to: drzhangy@ustb.edu.cn

ing references.

great advantages. The density tends to locate between superalloys and titanium alloys, so we can broaden the density limit of lightweight superalloys, with a

.

4.Lightweight high-entropy alloys have broad application prospects. However, the development of lightweight high-entropy alloys has great problems. It is expected to make breakthroughs in this area by using some advanced design

5.Using the concept of high-entropy alloys, there may be new breakthroughs in

Y. Zhang would like to thank the financial support from National Natural Science Foundation of China (NSFC), Grant No. 51671020, and Yasong Li would like to thank Dongyue Li, Weiran Zhang, and Xuehui Yan for their help with access-

State Key Laboratory for Advanced Metals and Materials, University of Science and

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium,

great advantages. The density tends to locate between superalloys and titanium alloys, so we can broaden the density limit of lightweight superalloys, with a recommended density below 6 g/cm3 .

