搜索结果: 1-15 共查到“有色金属及其合金 Materials”相关记录20条 . 查询时间(0.218 秒)
近日，南京理工大学三维原子探针专家沙刚教授与澳大利亚新南威尔士大学和莫纳什大学的科研团队合作，在攻克综合全面提高超轻镁锂合金的强度、韧性和耐蚀性这一挑战性难题方面取得突破性进展。通过固溶，一系列挤压和轧制变形处理，有效地调控了Mg-Li合金体心立方基体中的溶质纳米结构及其成分，成功地制备出可在自然环境下快速形成致密表面保护膜的超轻、高比强度、高韧性和超耐腐蚀的镁合金。该研究成果，最近发表在Natu...
Hardness to toughness relationship on WC-Co tool gradient materials evaluated by Palmqvist method
Toughness Cemented carbides Palmqvist Powder Metallurgy
2010/8/17
Tool graded materials (TGM) incorporate gradual transitions in their microstructure and composition with distance. The gradients provide means to favourably engineer their thermo mechanical properties...
Composite materials based on EN AW-Al Cu4Mg1(A) aluminum alloy reinforced with the BN ceramic particles
Aluminum alloy Composite materials Powder metallurgy Corrosion resistance Polarisation curve Abrasive wear
2010/8/17
Considerable attention is focused on metal matrix reinforced with strength and high modulus ceramic reinforcements because of their superior properties in comparison with most of conventional material...
New tool materials based on Ni alloys strengthened by intermetallic compounds with a high carbon content
Tool materials Ni-based alloys Intermetallic compounds Carbides
2010/8/17
Tool steels containing from 0.30 to 0.60% C, up to 5% Cr and Mo, W and V are universally applied as tool materials for operations in high temperatures. Tools made of these steels obtain functional qua...
The 6th International Workshop on ZnO and Related Materials
6th International Workshop ZnO Related Materials
2009/12/31
It is our great pleasure to announce that "The 6th International Workshop on ZnO and
Related Materials" (6th ZnO Workshop) will be held by The Key Laboratory of Excited
State Processes, Changchun In...
Characterisation of nanostructured copper - WC materials
Nanostructure Cu-WC micro-composite Dispersion hardening
2009/12/14
Purpose: The aim of this work was to determine the microstructure and properties stability of nanocrystalline copper dispersion hardened with nanoparticles of tungsten carbides.
Design/methodology/ap...
Aluminium EN AC – AlSi12 alloy matrix composite materials reinforced by Al2O3 porous preforms
Composites Ceramic preforms Infiltration
2009/12/1
Purpose: The purpose of this work is to elaborate the method of manufacturing of composite materials based on
porous ceramic preforms infiltrated by eutectic aluminium alloy.
Design/methodology/appr...
Functional properties of the sintered tool materials with (Ti,Al)N coating
Wear Resistance Coating Sintered tool materials
2010/1/19
Purpose: The paper presents investigation results of functional properties of the sintered tool materials: high-speed steel matrix composites (HSSMC), cemented carbides, cermets and Al2O3 type oxide t...
Gold Contact Materials for Connectors.
Properties of Gold-Nickel Alloy Brazed Joints in High Temperature Materials
Properties Gold-Nickel Alloy
2009/7/30
Properties of Gold-Nickel Alloy Brazed Joints in High Temperature Materials.
Research on Gold Contact Materials
Gold Materials
2009/7/30
Research on Gold Contact Materials.
The Bonding of Gold and Gold Alloys to Non-Metallic Materials
Gold Gold Alloys Non-Metallic Materials
2009/7/30
The Bonding of Gold and Gold Alloys to Non-Metallic Materials.
A method for the production of a series of certified gold reference materials is presented. These reference materials are intended for use in the analysis of the elemental composition of gold alloys u...
Commercial Aspects of Gold Applications: From Materials Science to Chemical Science
Gold Applications Materials
2009/7/28
A major aim of the GOLD 2003 conference is to promote
new gold related science and technology with a view to
developing new useful industrial applications for gold.
Current industrial uses have pro...
Highly concentrated pastes of gold nanoparticles were
successfully produced by using a special type of
protective polymer and a mild reductant. The solid part
of these pastes comprises up to 85wt% ...