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Journal of Mining Sciences

2014 year, number 5

Construction of Constitutive Equations for Deformable Media under Combined Loading in Terms of Steel 40X Test Data

Chinakal Institute of Mining, Siberian Branch, Russian Academy of Sciences, Krasnyi pr. 54, Novosibirsk, 630091 Russia
Keywords: combined loading, proper tensor basis, elasticity, plasticity


The author analyzes the data of biaxial tension test of 40X steel carried out in the Institute of Mining. A proper tensor basis, where relations between increments of stresses and strains are independent of the type of loading and additional loading, is found.