Wyniki wyszukiwania wyrażenia: TiC (znaleziono: 24)
Do wyznaczenia kinetyki rozpadu ausferrytu w miedziowo-niklowym żeliwie ADI zastosowano model kinetyczny Johnsona-Mehla-Avramiego (JMA), przystosowany do badań prowadzonych w warunkach nieizotermicznych. Wykorzys...
więcej >>
Badania fizykochemiczne przeprowadzono dla proszków i suspensji hydroksyapatytu [1-3] o wzorze strukturalnym Ca10(PO)6(OH)2 (oznaczonym dalej jako HAp) oraz trójfosfor...
więcej >>
W pracy wykonano obliczenia komputerowe, które polegały na rozwiązaniu równania bilansu populacji oraz równania częstotliwości zderzeń cząstek wtrąceń niemetalicznych w zależności od typu kolizji. W symulacjach wykor...
więcej >>
Silicon nitride powder with a small addition of magnesium oxide and yttria stabilized tetragonal zirconia fine particles was used as a starting material. Multilayer graphene nanoplatelets were used as filler for silicon nitride based composites. G...
więcej >>
Chromium coatings modified with nanodiamond particles were deposited on aluminum alloys. The concentration of the nanodiamond particles in the chrome plating electrolyte was from 5 to 25 g/l. The thickness of the layer varied between 30 and 70 &mu...
więcej >>
A new non-combustible, non-flammable, waterproof, long-lasting, heat-insulating composite material was made of glass foam granules (derived from glass waste) and a hydraulic inorganic binder in the form of a white Portland cement solution (CE...
więcej >>
One of the most significant problems that engineers and researchers face is the development of technological solutions to extend the exploitation cycle of tools and industrial machinery. The research shows there are a few possibilit...
więcej >>
The aim of this work was to summarise XRD investigations performed after the tests carried out in steam oxidation conditions in the temperature range 700‒800°C for 3000 hours. In this work, two solid-solution strengthened alloys; Haynes...
więcej >>
The aim of this work was to perform high temperature tests in steam conditions at 700‒800°C for 3000 hours. In this work seven alloys were studied: Cr rich austenitic steels 309S, 310S, HR3C, and two solid-solution strengthened Ni based allo...
więcej >>
A new method for synthesis of cermet composite materials was developed based on aluminothermy. Employing this method a cermet composite material with a high content of AlN crystal phase was synthesized. Fine powders of aluminum and silica glass we...
więcej >>
One of the aspects of sustainable development is the reduction of the concentration of CO2 in the atmosphere. This could be achieved for example by the reduction of fuel consumption. That is why the research for the new construction and...
więcej >>
Electrodes for manual arc overlay welding with coating containing nanomodifier TiN in concentrations between 0.2% and 1.5% were developed and manufactured. Samples of welded overlay layers with electrodes were both examined by electron micros...
więcej >>
The present paper is relevant to the investigation of the interaction between the copper alloy metal matrix (CuZn38Pb2) and the reinforcement phase (Fe) during the production of "hybrid" complex relief MMCs. An innovative production method is...
więcej >>
In this work, for the first time the results of an experimental evaluation of the high temperature behavior of molten Si-B alloy in contact with refractory materials at temperatures up to 1750°C, under static argon atmosphere (p = 850-900 mbar...
więcej >>
Sintered ferrous components were coated with electrochemical chromium coatings modified with nanodiamond particles. The nanodiamond particles were produced by detonation synthesis with an average grain size 8 nm. The objective of this study was to...
więcej >>
In this work, FEI SciosTM field emission gun scanning electron microscope (FEG SEM) equipped with a unique combination of analytical and imaging detectors was utilized to examine structure and chemistry of selected Si/refractory couples...
więcej >>
The paper presents the results of thermophysical properties of selected vermicular graphite cast iron with nominal chemical composition of 3.70 C; 2.30 Si; 0.44 Mn; 0.054 P; 0.015 S; 0.017 Mg (wt. %). The comparative studies of the alloy were perf...
więcej >>
The present work aims to study the effect of the reinforcing phase on dynamic coefficient of friction and mass wear of specimen with different compositions under various friction conditions.Porous materials with different compositions and re...
więcej >>
The aim of the present study is to create a composite material possessing useful properties enabling the waste fly ash to be utilized. To obtain the final material, fly ash is subjected to separation by size and density. The innovative approach to...
więcej >>
The wetting behavior and reactivity between molten cast iron (originally vermicular graphite cast iron, containing in wt. %: 3.70 C, 2.30 Si, 0.44 Mn, 0.054 P, 0.017 Mg, 0.015 S) and commercial polycrystalline alumina (Al2O3 ...
więcej >>
The main aim of this investigation was to determine the microstructural degradation of Inconel 713C superalloy during creep at high homologous temperature. The alloy in as cast condition was characterized by large microstructural heterogeneity. In...
więcej >>
Prezentowana praca miała na celu uzyskanie elementu bijaka do kruszarki wykorzystywanego w warunkach dużego zużycia ściernego oraz pracującego pod wysokimi naciskami. Wytworzono, metodą SHSB, lokalną strefę kompozytową składającą się ...
więcej >>
The designing of new light-weight alloys for continuous replacement of cast iron and steel parts is now the mainstream regarding energy saving and improvement of fuel consumption in the transportation sector. Parallel with the remarkable advances ...
więcej >>
This study includes the results of tests related to selectingthe data collection parameters for EBSD analysis, correctionand modification of the EBS diffraction patterns, anduse of selected functionalities of the commercial OIM system. The study a...
więcej >>
|