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Effect of microstructure factors on abrasion resistance of high-strength steels
abrasive wear working tools in agriculture ASTM G65 mechanism of wear
2014/9/22
Current development of high strength abrasion resistant steels is mostly oriented on high hardness, martensitic concept following the hypothesis that the abrasion resistance holds a proportional tende...
Experimental and theoretical study of processes of formation and growth of pearlite colonies in eutectoid steels
Experimental theoretical study of processes of formation pearlite colonies
2010/11/25
We describe our optical and electron-microscopy observations of pearlite structures in eutectoid steels which seem to imply that the mechanisms of formation of pearlite colonies in these steels differ...
Gigacycle fatigue behaviors of two SNCM439 steels with different tensile strengths
Gigacycle fatigue S-N curves Crack initiation
2012/2/29
Gigacycle fatigue behaviors of two SNCM439 steels with different tensile strengthes were experimentally studied by rotating bending tests, to investigate the effects of the tensile strength obtained b...
Application of artificial neural networks in modelling of quenched and tempered structural steels mechanical properties
artificial neural networks modelling quenched structural steels
2010/8/12
The material mechanical properties prediction possibility is valuable for manufacturers and design engineers. That is why over one year ago, in [1] modelling results of normalised
structural steels m...
Methodology of high-speed steels design using the artificial intelligence tools
Methodology high-speed steels design artificial intelligence tools
2010/8/12
Determining of dependencies among the structure, technological process, and functional properties, as well as materials selection and technological properties forming their structure and properties fo...
Structure and properties of surface layers of selected constructional steels after sulfonitriding
S. Lesz E. Kalinowska-Ozgowicz K. Goł ombek M. Kleczka
2010/8/17
The necessity of reducing the adhesive forces of mating elements of machinery exploited in dry and mixed friction conditions is a base for elaborating many thermochemical and surface treatment operati...
Nickel-free austenitic stainless steels for medical applications
Nickel-free austenitic stainless steels medical applications
2010/10/12
The adverse effects of nickel ions being released into the human body have prompted the development of high-nitrogen nickel-free austenitic stainless steels for medical applications. Nitrogen not only...
The influence of laser modification on the structure and properties of the X40CrMoV5-1 and 32CrMoV12-28 hot work tool steels
Surface treatment Heat treatment Hot work tool steel Laser alloying
2010/8/17
Alloys requiring a high technical application are often producing by the use of laser. Laser treatment technologies are widely used to modify superficial layers of different materials. In general the ...
The effect of (γ → α′) phase transformation on microstructure and properties of austenitic Cr-Ni steels
Austenitic Cr-Ni steel Plastic deformation Induced martensite Structural and mechanical behaviour Magnetic measurements
2010/8/17
Metals and their alloys, mainly steels, belong to the most ecological and future constructional materials. The large demand for steel products is especially distinct in various industrial branches. Th...
Corrosion resistance of high-manganese austenitic steels
Corrosion resistance High-manganese steels TWIP-effect Immersion test General corrosion Corrosion pits
2010/8/17
High-manganese austenitic steels belong to the second generation of modern high strength steels for automotive industry [1]. Their mean advantage over first generation steels with a matrix based on A2...
The high alloy precipitation hardening martensitic steels and their suitability for welding
Metallic alloys Welding metallurgy Martensitic steels Heat treatment
2010/8/17
High alloy martensitic steels studied in the present work, have well over 20% of the alloying elements and belongs to the two broad categories, the high-nickel maraging steels and the chromium-nickel ...
Application of artificial neural networks in modelling of normalised structural steels mechanical properties
Artificial intelligence methods Computational material science and mechanics Artificial neural networks
2009/12/14
Purpose: This paper presents the application of artificial neural networks for mechanical properties prediction of constructional steels after heat treatment.
Design/methodology/approach: On the basi...
Technological plasticity and structure in stainless steels during hot-working
Metallic alloys Hot deformation Microstructure
2009/12/14
Purpose: The high-temperature plastic deformation is coupled with dynamic processes of recovery influencing the structure and properties of alloys. One of crucial issues is finding the interdependence...
Characteristic of vacuum sintered stainless steels
Sinter-hardening Powder metallurgy Duplex stainless steel
2009/12/14
Purpose: In the present study duplex stainless steels were sintered in vacuum. using rapid cooling form the mixture of prealloyed and alloying element powders The purpose of this paper was to describe...
Computer modelling system of the chemical composition and treatment parameters influence on mechanical properties of structural steels
Computational material science and mechanics Numerical techniques Artificial intelligence methods
2009/12/14
Purpose: This paper presents Neuro-Lab. It is an authorship programme, which use algorithms of artificial intelligence for structural steels mechanical properties estimation.
Design/methodology/appro...