"P\u0159edm\u011Btem v\u00FDzkumu je p\u0159edstavit v\u00FDsledky experiment\u00E1ln\u00EDho zkou\u0161en\u00ED mechanick\u00FDch vlastnost\u00ED oceli R7T pomoc\u00ED zkou\u0161ky lomov\u00E9 hou\u017Eevnatosti za podm\u00EDnek rovinn\u00E9 deformace. Pro experiment\u00E1ln\u00ED anal\u00FDzu byl pou\u017Eit \u00FAnavov\u00FD stroj instron 8800, kter\u00FD umo\u017E\u0148uje zkou\u0161et CT t\u011Blesa. Zkou\u0161en\u00ED lomov\u00E9 hou\u017Eevnatosti spo\u010D\u00EDv\u00E1 v nacyklov\u00E1n\u00ED apriorn\u00ED trhliny v CT t\u011Blese a n\u00E1sledn\u00E9 roztr\u017Een\u00ED t\u011Blesa. Lomov\u00E1 hou\u017Eevnatost byla m\u011B\u0159ena na CT30 t\u011Blesech p\u0159i teplot\u011B 20\u00B0C. Materi\u00E1l pro zkou\u0161en\u00ED byla ocel R7T. Tato ocel je pou\u017E\u00EDv\u00E1na pro v\u00FDrobu \u017Eelezni\u010Dn\u00EDch kol. Zku\u0161ebn\u00ED t\u011Blesa byla odebr\u00E1na ze \u017Eelezni\u010Dn\u00EDho kola."@cs . "23"^^ . . "1"^^ . "RIV/61989100:27690/14:86093106!RIV15-MSM-27690___" . . . "Mare\u0161, Vratislav" . . "Fracture toughness and its statistical evaluation for R7T steel"@en . "Neuveden" . . "P\u0159edm\u011Btem v\u00FDzkumu je p\u0159edstavit v\u00FDsledky experiment\u00E1ln\u00EDho zkou\u0161en\u00ED mechanick\u00FDch vlastnost\u00ED oceli R7T pomoc\u00ED zkou\u0161ky lomov\u00E9 hou\u017Eevnatosti za podm\u00EDnek rovinn\u00E9 deformace. Pro experiment\u00E1ln\u00ED anal\u00FDzu byl pou\u017Eit \u00FAnavov\u00FD stroj instron 8800, kter\u00FD umo\u017E\u0148uje zkou\u0161et CT t\u011Blesa. Zkou\u0161en\u00ED lomov\u00E9 hou\u017Eevnatosti spo\u010D\u00EDv\u00E1 v nacyklov\u00E1n\u00ED apriorn\u00ED trhliny v CT t\u011Blese a n\u00E1sledn\u00E9 roztr\u017Een\u00ED t\u011Blesa. Lomov\u00E1 hou\u017Eevnatost byla m\u011B\u0159ena na CT30 t\u011Blesech p\u0159i teplot\u011B 20\u00B0C. Materi\u00E1l pro zkou\u0161en\u00ED byla ocel R7T. Tato ocel je pou\u017E\u00EDv\u00E1na pro v\u00FDrobu \u017Eelezni\u010Dn\u00EDch kol. Zku\u0161ebn\u00ED t\u011Blesa byla odebr\u00E1na ze \u017Eelezni\u010Dn\u00EDho kola." . . "N" . . "27690" . . . "Bonatrans Group a.s." . "[C39ADE51F1A0]" . "26545" . "1"^^ . . . "RIV/61989100:27690/14:86093106" . "Lomov\u00E1 hou\u017Eevnatost a jej\u00ED statistick\u00E9 hodnocen\u00ED pro ocel R7T"@cs . "Lomov\u00E1 hou\u017Eevnatost a jej\u00ED statistick\u00E9 hodnocen\u00ED pro ocel R7T" . . "The object of the research is to present the results of experimental testing of mechanical properties of steel R7T using the fracture toughness test under conditions of plane strain. For experimental analysis was used fatigue machine Instron 8800, which permits testing of CT specimens. Testing Fracture toughness is cycling crack in the body CT specimen and subsequent rupture of the body. Fracture toughness was measured on CT30 specimens at 20 \u00B0 C. Material for testing was the R7T steel. This steel is used for the manufacture of railway wheels. The test specimens were prepared from the plate of the railway wheel."@en . . "Lomov\u00E1 hou\u017Eevnatost a jej\u00ED statistick\u00E9 hodnocen\u00ED pro ocel R7T"@cs . "Fracture toughness and its statistical evaluation for R7T steel"@en . . "railway wheel; statistical evaluation; steel 7RT; Fracture toughness test"@en . "Lomov\u00E1 hou\u017Eevnatost a jej\u00ED statistick\u00E9 hodnocen\u00ED pro ocel R7T" . .