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Záznamy kolekce (řazeno podle Datum zaslání v sestupně pořadí): 61 až 80 z 151
Skopec, Martin
Zpevňování kovových materiálů metodou Laser Shock Peening (LSP)

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...

Stehlík, Adam
Porovnání standardního a kryogenního tepleného zpracování nástrojové oceli

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...

Hajšman, Jan
Vliv různého obsahu hliníku a manganu na korozivzdornost vysocepevných ocelí.

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...

Peković, Michal
Možnosti zpracování kovových materiálů na zařízení HDQT-R 30-12

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 �...

Vítovec, Vilém
Využití vybraných technik NDT při kontrole tepelného zpracování ocelí.

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.

Šimon, Petr
Programově řízené svařování metodou MIG a TIG

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.

Votava, Filip
Možnosti implementace aditivních technologií ve slévárně drobných odlitků

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 ...

Forejtová, Jana
Odpady z konzumace kávy a čaje jako zdroj porézního uhlíku.

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.

Zmeko, Jan
Analýza precipitačních a transformačních dějů během zušlechťování u pružinové oceli

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&...

Mach, Josef
Hodnocení degradace materiálů dlouhodobým provozem pomocí miniaturních vzorků.

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 ...

Michálek, Pavel
Mikrobiální koroze kovů.

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...

Tittel, Jan
Testování korozní odolnosti kompozitních laserem navařených materiálů s vysokým poločasem rozpadu.

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.

Cvrček, Jan
Koroze svařovaných konstrukcí z korozivzdorných ocelí

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...

Rubešová, Kateřina
Chování vysokopevných ocelí při ohýbání za studena.

The diploma thesis deals with the possibility of simulation of process press hardening using thermo-mechanical simulator on high-strength martensitic steels as well as determination of suitable parameters for this processing. The work includes evaluation of microstructure and mechanical properties of&...

Kadlecová, Andrea
Analýza mikrostruktur získaných 3D tiskem.

A detailed microstructural analysis of Maraging tool steel processed by DMLS technology was carried out in this diploma thesis. The aim of this thesis was to perform material analysis of the used 3D powder of Maraging tool steel and detailed microstructural analysis of additively&#...

Coufal, Vladislav
Boridování ocelí.

The thesis will deal with the comparison of different methods of chemical-heat treatment. The main focus will be on boriding as a possible replacement for so-called hard chromating. The experimental program will consist of checking the chemical composition, hardness, abrasion resistance, cor...

Vítek, Jan
Vliv kryogenního zpracování na vlastnosti hliníkových slitin.

This thesis is focused on the effect of cryogenic treatment on structural and mechanical properties of precipitation hardening aluminum alloys.

Virágová, Pavla
Studium tenkých oxidových vrstev připravených na polymerních substrátech.

The present diploma thesis deals with the investigation of thin ZnO films on polymer flexible substrates. The films were prepared by RF magnetron sputtering on the PET substrate with thickness 0.15 mm. Main attention is paid to the two methods for characterization of fracture ...

Melzer, Daniel
Lokální mechanické vlastnosti kovových materiálů vyrobených aditivními technologiemi.

This thesis deals with evaluation of local mechanical behaviour of additively processed metallic materials by SLM and SEBM processes. Main goal is to perform mechanical tests with using of miniaturized specimens, to assess local properties. Mechanical tests are supported by fractography and&...

Vrtáček, Jiří
Vývoj technologie zpracování vysokopevných ocelí.

This thesis dissert on development of the third generation high-strength steels processing technology with two experimental materials with different aluminium content, their description of mechanical properties and microstructures, design of a tool for high-strength steels treatment and processed materials...

Záznamy kolekce (řazeno podle Datum zaslání v sestupně pořadí): 61 až 80 z 151