PT Journal AU Novy, F Kopas, P Bokuvka, O Savin, A TI Fatigue Durability of Ductile Iron in Very-High-Cycle Region SO Manufacturing Technology Journal PY 2016 BP 406 EP 409 VL 16 IS 2 DI 10.21062/ujep/x.2016/a/1213-2489/MT/16/2/406 DE Ductile iron; austempered ductile iron; fatigue durability AB In this work there are published results about fatigue resistance of ductile iron with various types of matrix obtained at cyclic loading in very-high-cycle region. The results show continuous decrease of the stress amplitude with increasing of cycles number to the failure. The tensile strength increase is not accompanied with corresponding increase of fatigue properties. The fatigue durability decreases while the tensile strength increases. ER