搜索结果: 1-15 共查到“金属材料 Laser”相关记录18条 . 查询时间(0.194 秒)
Effect of high power diode laser surface alloying on structure of MCMgAl12Zn1 alloy
Magnesium alloys Surface treatment Laser treatment Silicon carbide
2010/8/17
During the last few decades the world has seen a rapid growth of application of magnesium and its alloys almost in every field of today's industry. This is due to numerous characteristics of the metal...
A study on the CO2 laser welding characteristics of high strength steel up to 1500MPa for automotive application
A study CO2 laser welding characteristics high strength 1500MPa automotive application
2010/8/12
The automotive industry is continuously striving to develop light weight vehicles to address global warming. For light weight vehicles, the focus on materials is shifting increasingly from conventiona...
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 ...
Structure and properties of the laser alloyed 32CrMoV12-28 with ceramic powder
Surface treatment Heat treatment Hot work tool steel
2009/12/14
Purpose: The work was performed for the reason to determine the laser treatment parameters, particularly the laser power, to achieve a high value of layer hardness for protection of this hot work tool...
Microstructure analysis of the modified casting magnesium alloys after heat and laser treatment
Magnesium alloys Heat treatment Laser treatment
2009/12/14
Purpose: In this paper there is presented the structure of the modeling cast magnesium alloy EN-MCMgAl6Zn1 as cast state, after heat treatment and laser treatment.
Design/methodology/approach: The pr...
Structure changes and mechanical properties of laser alloyed magnesium cast alloys
Magnesium alloy High Power Diode Laser (HPDL) Laser alloying
2009/12/3
Purpose: The aim of this work was to investigate structure and mechanical properties of the MCMgAl12Zn1 casting magnesium alloys after laser treatment. The laser treatment was carried out using a high...
Characteristic of Mg-Al-Zn alloys after laser treatment
Laser alloying Magnesium alloy High Power Diode Laser (HPDL)
2009/12/2
Purpose: The structure and the properties of casting magnesium alloy EN-MCMgAl3Zn1, EN-MCMgAl6Zn1,
EN-MCMgAl9Zn1 and EN-MCMgAl12Zn1 after laser surface treatment are presented in this paper. The aim ...
Purpose: The purpose of this paper is to present and discuss the machinability and machining strength concepts under a new viewpoint concerned with both their applications and how to measure then. Des...
Manganese oxide nanoparticle-assisted laser desorption/ionization mass spectrometry for medical applications
metal oxide transmission electron microscopy ionization
2010/1/19
We prepared and characterized manganese oxide magnetic nanoparticles (d =5.6 nm) and developed nanoparticle-assited laser desorption/ionization (nano-PALDI) mass spectrometry. The nanoparticles had Mn...
Structure and properties of laser alloyed gradient surface layers of the hot-work tool steels
Heat treatment Laser Tool materials
2010/1/19
Purpose: The purpose of this research paper is focused on the 55NiCrMoV7, 32CrMoV12-28, X40CrMoV5-1, X38CrMoV5-3 hot work tool steels surface layers improvement properties using HPDL laser. The paper ...
Structure and properties of the Mg alloys in as-cast state and after heat and laser treatment
Magnesium alloy Casting Thermal analysis
2010/1/19
Purpose: The goal of this paper is to present the structure and properties of the magnesium cast alloys in as-cast state and after a heat treatment. Moreover in purpose of this paper is to extend a co...
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-...
Laser treatment of the surface layer of 32CrMoV12-28 and X40CrMoV5-1 steels
Surface treatment Heat treatment Hot work tool steel
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-...
Microstructure and corrosion characteristics of laser-alloyed magnesium alloy AZ91D with Al–Si powder
laser alloying magnesium alloys intermetallic compounds (IMCs) corrosion
2010/10/12
Blown-powder laser surface alloying was performed on the magnesium alloy AZ91D with
Al–Si alloy powder to improve corrosion resistance. Characterization by scanning electron
microscopy (SEM), energy...