Effect of thermal exposure on microstructure and nano-hardness of broached Inconel 718Zhe Chen, Ru Lin Peng, Pajazit Avdovic, Jinming Zhou, Johan Moverare, Fredrik Karlsson and Sten JohanssonMATEC Web of Conferences, 14 (2014) 08002DOI: https://doi.org/10.1051/matecconf/20141408002