**4. Conclusion**

Based on the above studies, the following conclusions can be drawn.


**145**

**Author details**

Tapan Sarkar

provided the original work is properly cited.

Jadavpur University, Kolkata, India

© 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,

Metallurgical and Material Engineering Department, Welding Technology Centre,

\*Address all correspondence to: tapansarkar.met@gmail.com

*Analysis of Mechanical Properties of Austempered Ductile Iron Weld Joints Using Developed…*

in weld metal to refine the dimple size indicates higher toughness. Crack was initiated in comparatively larger size graphite nodules and propagated through

*DOI: http://dx.doi.org/10.5772/intechopen.84763*

less resistance matrix to the nearest graphite.

*Analysis of Mechanical Properties of Austempered Ductile Iron Weld Joints Using Developed… DOI: http://dx.doi.org/10.5772/intechopen.84763*

in weld metal to refine the dimple size indicates higher toughness. Crack was initiated in comparatively larger size graphite nodules and propagated through less resistance matrix to the nearest graphite.
