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Comparison of Two Methods for the Determination of Stability Constants for Metal-NOM Interactions
Schubert’s method Stability constants Chemical model Complexation NOM
2009/10/10
The inherent polyfunctional and heterogeneous nature of natural organic matter (NOM) has made the modeling of metal complexation reactions difficult. Historically, a number of modeling approaches have...
Methodological conditionings of a modified low cycle fatigue method of tempered 41Cr4 steel in comparison to some other materials
Cast aluminum Cast iron Steel Material fatigue LCF parameters Microstructure
2011/4/1
In the research work results of the application of modified LCF method in the assessment of fatigue parameters of various materials were discussed. The new software algorithm was proposed in the deter...
Comparison of 32CrMoV12-28 steel alloyed with WC, VC and TaC powder using HPDL laser
Surface treatment Heat treatment Ceramic powder
2010/2/4
Purpose: This work presents the investigation results of laser remelting and alloying especially the laser parameters and its influence on the structure and properties of the surface of the 32CrMoV12-...
Comparison of Sb and Sr on modification and refinement of Mg2Si phase in AZ61-0.7Si magnesium alloy
magnesium alloy AZ61-0.7Si alloy Mg2Si phase modification
2010/3/17
The effects of Sb and Sr on the modification and refinement of Mg2Si phase in an AZ61-0.7Si magnesium alloy were investigated and compared. The results indicate that the difference of Sb and Sr in the...
Comparison of the PVD gradient coatings deposited onto X40CrMoV5-1 and HS6-5-2 tool steel substrate
Thin&thick coatings Mechanical properties
2010/2/8
Purpose: The main aim of this research was investigation and comparison of selected properties of gradient coatings TiCN and AlSiCrN. In this paper both coatings were deposited by cathode arc evaporat...
Comparison of the thermal fatigue surface layers of the X40CrMoV5-1 hot work tool steels laser alloyed
Tool materials Hot work tool steel Laser treatment
2010/2/9
Purpose: The comparison of thermal fatigue and mechanical properties of the hot work tool steels alloyed with carbide powders has been presented. The effect of laser alloying with powders on the surfa...
Comparison of the secondary hardness effect after tempering of the hot-work tool steels
Heat treatment Tool materials Hot work tool steels
2010/2/9
Purpose: of this paper was to examine of the secondary hardness effect after tempering of the developed complex hot-work tool steel 47CrMoWVTiCeZr16-26-8 in relation to standard hot-work tool steel X4...