搜索结果: 1-15 共查到“复合材料 steel”相关记录28条 . 查询时间(0.161 秒)
Using a novel polymerization process, MIT chemical engineers have created a new material that is stronger than steel and as light as plastic, and can be easily manufactured in large quantities.
Hydrogen embrittlement property of a 1700-MPa-class ultrahigh-strength tempered martensitic steel
Hydrogen embrittlement property 1700-MPa-class ultrahigh-strength tempered martensitic steel
2010/10/12
The hydrogen embrittlement property of a prototype 1700-MPa-class ultrahigh-strength steel (NIMS17) containing hydrogen traps was evaluated using a slow strain rate test (SSRT) after cathodic hydrogen...
Study on steel matrix composites with (Ti,Al)N gradient PVD coatings
Sintering PVD Tool materials
2009/12/14
Purpose: The paper presents investigation results of structure and properties of steel matrix composites (SMC)
uncoated and coated with hard (Ti,Al)N gradient coatings with use of physical vapour dep...
Alkali-activated composites based on slags from iron and steel metallurgy
steel slag blast furnace slag alkali activation
2009/10/23
Slag as a secondary raw material from metallurgy is most often heaped in slag disposal areas without any profit. This paper deals with alkali activated slag from iron and steel production which can be...
Model and numerical analysis of mechanical phenomena of tools steel hardening
Quenching Tool steel
2011/4/6
This paper the model hardening of tool steel takes into considerations of mechanical phenomena is presented. Fields stresses and strains are obtained from solutions by FEM equilibrium equations in rat...
Modelling of quenching process of medium-carbon steel
Heat treatment Phase transformation Constitutive modelling Computational simulation
2011/4/2
The paper refers to numerical modelling of the hardening process of steel C45. In the algorithm the heat transfer equation, equilibrium equations and macroscopic model of phase transformations, basi...
Modelling of quenching process of medium-carbon steel
Heat treatment Phase transformation Constitutive modelling Computational simulation
2011/4/8
The paper refers to numerical modelling of the hardening process of steel C45. In the algorithm the heat transfer equation, equilibrium equations and macroscopic model of phase transformations, basi...
Numerical modelling of tools steel hardening. A thermal phenomena and phase transformations
Heat treatment Phase transformation Numerical modelling
2011/4/7
This paper the model hardening of tool steel takes into considerations of thermal phenomena and phase transformations in the solid state are presented. In the modelling of thermal phenomena the heat e...
Corrosion resistance of various bio-films deposited on austenitic cast steel casted by lost-wax process and in gypsum mould
Carbon coatings Hydroxyapatite Corrosion Austenitic cast steel
2011/4/7
This work is the next of a series concerning the improvement of austenitic cast steel utility predicted for use in implantology for complicated long term implants casted by lost-wax process and in gyp...
Corrosion resistance of various bio-films deposited on austenitic cast steel casted by lost-wax process and in gypsum mould
Carbon coatings Hydroxyapatite Corrosion Austenitic cast steel
2011/4/2
This work is the next of a series concerning the improvement of austenitic cast steel utility predicted for use in implantology for complicated long term implants casted by lost-wax process and in gy...
The influence of outfurnace processing on the exploational propriety the middle-carbon high quality constructional steel
Fatigue strength Metallography Non-metallic inclusions Steel
2011/4/8
The experimental material consisted of high-grade, medium-carbon, semi-finished structural steel. The production process involved two melting technologies: in a 140-ton basic arc furnace with desulphu...
Rare earth metals influence on morphology of non-metallic inclusions and mechanism of GP240GH and G17CrMo5-5cast steel cracking
Cast steel Rare earth metals Modification Non-metallic inclusions Fractography
2011/4/1
This paper presents results of research carried out in order to specify the influence of the rare earth metals on the morphology of the occuring non-metallic inclusions as well as on the cracking me...
Mechanical properties and corrosion behaviour of 18Cr-11Ni-2,5Mo cast steel
Stainless cast steel Cr-Ni Mechanical properties Electrochemical corrosion
2011/4/1
The study discusses the effect of variable carbon concentration (0,02; 0,07 and 0,14%) on the mechanical properties and corrosion resistance in 3,0% NaCl solution of 18Cr-11Ni-2,5Mo austenitic cast st...
Heat treatment of long term serviced Cr–Mo cast steel
Heat Treatment Mechanical Properties Cr–Mo Cast Steel
2011/4/7
The paper presents results of research on the influence of heat treatment on the structure and properties of L20HM cast steel after long term operation at elevated temperature. Investigated cast steel...
Aluminide protective coatings on high-temperature creep resistant cast steel
Anticarburizing protective coatings Pack cementation Cast method Paste method Slurry method Thermal shocks
2011/4/1
This paper presents the results of research on aluminide protective coatings manufactured on high–temperature creep resistant cast steel.The main purpose of these coatings is protection against the hi...