搜索结果: 1-15 共查到“材料科学 surface layer”相关记录18条 . 查询时间(0.484 秒)
Laser nitriding of the surface layer of Ti6Al4V titanium alloy
Metallic alloys Microstructure Wear resistance
2009/12/2
Purpose: The purpose of this paper is modification of the surface layer of the Ti6Al4V titanium alloy
microstructure and properties by laser remelting in nitrogen atmosphere.
Design/methodology/appr...
Mechanical properties of the surface layer of the laser alloyed 32CrMoV12-28 steel
Surface treatment Heat treatment Hot work tool steel
2009/12/2
Purpose: In this paper it was investigated the influence of the laser treatment, first of all the laser power, to the
mechanical properties and structure of the steel surface layer alloyed with diffe...
Surface layer characterisation of bearing rings
Surface layers Bearing rings Retained austenite
2009/12/1
Purpose: The X-ray quantitative phase analysis was used to establish volume fraction of transformed retained
austenite. Theoretical calculation of residual macro-stresses due to volume fraction of tr...
Diagnostics of plasma arc during the process of remelting of surface layer in 40Cr4 steel
Welding Plasma arc
2009/12/1
Purpose: The purpose of this work is to propose a research method for diagnostics and determination of
temperature and shape of plasma arc used for surface treatment of 40Cr4 steel with TiO2 coatin...
Mechanical and tribological properties of the surface layer of the hot work tool steel obtained by laser alloying
Surface treatment Laser alloying and remelting Hot work alloy tool steel
2009/12/1
Purpose: The paper presents results on the mechanical and tribological properties examinations of the X40CRMoV5-
1 hot work alloy tool steel alloyed with carbide powders using the high power diode la...
Structure of carbon steels after remelting of the surface layer with the electric arc
steel remelting martensite surface layer GTAW method
2009/2/26
This study presents results of a research on the enhancement of properties of the surface layer of carbon steels by treating it with a concentrated heat stream utilizing the GTAW method. Remelting of ...
Structure of carbon steels after remelting of the surface layer with the electric arc
steel remelting martensite surface layer GTAW method
2009/2/26
This study presents results of a research on the enhancement of properties of the surface layer of carbon steels by treating it with a concentrated heat stream utilizing the GTAW method. Remelting of ...
The surface layer of austempered ductile iron investment castings properties
Austempered Ductile Iron Nitriding Carbonnitriding Wear resistance Corrosion resistance
2009/2/26
The article presents a unique process of carbonnitriding and nitriding the precision casting surfaces of austempered ductile iron.The results of the research are pointing that adequate process paramet...
The surface layer of austempered ductile iron investment castings properties
Austempered Ductile Iron Nitriding Carbonnitriding Wear resistance Corrosion resistance
2009/2/26
The article presents a unique process of carbonnitriding and nitriding the precision casting surfaces of austempered ductile iron.The results of the research are pointing that adequate process paramet...
The influence of grinding parameters of the surface layer of low-alloyed high-speed steel
temperature grinding forces grinding properties secondary austenite
2009/2/26
The measurements of machining forces, temperature and quality parameters of surface layer and ratio of grinding property of selected grades of low-alloyed high speed steels were carried out. It was sh...
The influence of grinding parameters of the surface layer of low-alloyed high-speed steel
temperature grinding forces grinding properties secondary austenite
2009/2/26
The measurements of machining forces, temperature and quality parameters of surface layer and ratio of grinding property of selected grades of low-alloyed high speed steels were carried out. It was sh...
Laser treatment of the surface layer of 32CrMoV12-28 and X40CrMoV5-1 steels
Surface treatment Heat treatment Hot work tool steel
2008/7/30
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-...
The study of properties of laser modified hot-work tool steel surface layer
Heat treatment Laser Tool materials
2008/5/30
Purpose: The following paper is a synopsis of the fundamentals of laser remelting and alloying, outlining some of its benefits compared with conventional heat treatment techniques of hot-work tool ste...
Model castings with composite surface layer - application
Composites Composite surface layer Cast steel
2008/4/29
The paper presents a method of usable properties of surface layers improvement of cast carbon steel 200–450, by put directly in founding process a composite surface layer on the basis of Fe-Cr-C alloy...
The refinement of the surface layer of HS 7425 high speed tool steel by laser and electric arc plasma
Heat treatment High speed steel Laser remelting Plasma remelting Microstructure
2008/4/29
The paper present two different techniques: laser remelting surface and plasma remelting surface of the high speed steel HS 7425.