Features of destruction of a ferrite-martensitic composite Viktor N. Pustovoit, Valentina V. Duka, Yuri V. Dolgachev, Ludmila P. Aref’eva, Vladislav V. Fedosov and Viktoria M. Salynskih MATEC Web Conf., 226 (2018) 03006 Published online: 07 November 2018 DOI: 10.1051/matecconf/201822603006