AIP Conference Proceedings [Author(s) MECHANICS, RESOURCE AND DIAGNOSTICS OF MATERIALS AND STRUCTURES (MRDMS-2016): Proceedings of the 10th International Conference on Mechanics, Resource and Diagnostics of Materials and Structures - Ekaterinburg, Russia (16–20 May 2016)] - Effect of previous plastic strain on the magnetic behavior of metal in different zones of a welded large-diameter pipe under elastic uniaxial tension (compression)