The thesis is focused on heterogeneous welded joints of ferritic-pearlitic steel and austenitic stainless steel. These connections are part of the pipelines of the steam generator of nuclear power plants, where the problem of stress corrosion cracking was found. The experimental part of...

This thesis deals with the influence of thermo - mechanical processing on the microstructure and mechanical properties of TRIP steel with higher aluminium content. Different thermo - mechanical conditions were provided to determine the influence of temperature, bainite isothermal holding and ...

The work deals with the stabilization annealing of austenitic steel 08CH18N10T. Parts for the primary circuit of a nuclear reactor are produced of this steel; therefore increased yield strength at 350 ° C is necessary. The required values are achieved, inter alia, by precipitation&...

The aim of the diploma thesis is to examine the impact of deposition parametres on properties of metal parts. It compares results of various testing - hardness test, micro tensile test and micro crack test. Another set of testing on deposited material follows, in particular&#x...

This diploma thesis deals with the use of dilatometry for the development of heat treatment of the new experimental high-strength steels, which currently have great potential for use in the automotive industry. Dilatometric analysis was performed in this work on experimental high-stren...

The diploma thesis is focused on problems in the ultrasonic wellding technology, especially on welding tools - sonotrodes. The current tools are faulty and buying a new tools from used materials is very expensive. The work contains the complete technological process of production o...

This work deals with the issue of dissimilar metals welds between austenitic and ferritic-pearlitic steel pipes. In the theoretical part there is described how the welding process influences the properties of the weld. The orbital welding process is also described in the theoretical...

This work is focused on detection of Laser shock peening on mechanical properties selected materials especially on fatigue. Teoretical part contains introduction to the basics of LSP and introductions to basic mechanical evaluations that are included in experimental part. The ai...

The aim of this thesis is the influence of cryogenic treatment on tool steels. The theoretical part engage with the division of conventional tool steels and maraging steels, their thermal and cryogenic processing. In the experimental part, the influence of cryogenic processing on t...

Since the high strength steels are typically used in automotive industry, the corrosion resistance represents a very important property of these materials. In recent years there is a tendency of replacing silicon with aluminum and increasing the manganese content in advanced high streng...

The diploma thesis deals with the possibilities of processing of metallic materials with the use of the device for round bars rolling. The experimental program was aimed at creating and analysing numerical simulations of this rolling method for bars, tubes and its �...

This diploma thesis is focused on selected NDT techniques during chemical-thermal and heat treatment control. This thesis presents also use of NDT techniques even in non-standard situations.

The diploma thesis contains the design and solution of program-controlled technology for joining zinc coating steel by methods MIG and TIG. Processes are controlled by WeldEye and Sysweld numerical simulation.

This thesis is focused on possible implementations of additive manufacturing technologies into the investment casting process. The aim of the work is to determine the optimal additive manufacturing technology for creating a fusible model. This aim also includes identification of ...

The diploma thesis contains a description of the preparation of porous carbon from coffee grounds, characterization of the final product using analytical methods and evaluation of the influence of chemical-physical activation on the parameters of the porous product.

The aim of this thesis statement was to gain new knowledge about the behavior and influence of copper in medium - alloyed spring steel 42SiCr, at different temperature modes during the refining process. The experiment included measuring of hardness, microstructural analysis using light&...

The diploma thesis will solve the problem of degradation of materials long-term operated in situations where it is not possible to look for sufficient representative material. For this purpose, corrective mechanical properties should be determined between classical and miniature test methods ...

The goal of this thesis is to construct the device for microbial corrosion testing and to find out if microbial corrosion could break the brewery tube. The theoretical part describes corrosion, causes, mechanisms and faktors of its origin, way of protection and laboratory tes...

The diploma thesis deals with laser claddig of copper-basalt composite layer. It also deals with testing the corrosion resistence and with the influence of the amount of added basalt powder to the copper powder.

The thesis deals with the design, manufacture of welded joints from austenitic-ferritic stainless steel X2CrNiMoN 25-7-4. The aim of the work was to evaluate the quality of welded control samples. Control samples are evaluated by mechanical test sera - transverse tensile test, Charpy&#x...