搜索结果: 1-15 共查到“金属材料 s-process”相关记录25条 . 查询时间(0.296 秒)
Influence of thermal boundary condition on casting process of metal matrix composite
Casting Solidification Metal matrix composite Contact resistance CFD simulations
2010/8/17
The specific properties of metal matrix composites largely depend on the applied type of material, of which the matrix and reinforcement are made. Recently, a great interest is observed in the composi...
Weldability of 440 MPa galvanized steel with inverter DC resistance spot welding process
Resistance spot welding SPRC440 SGARC440 Inverter DC spot welding system Lobe diagram
2010/8/17
Resistance spot welding is a process that uses resistance Joule heat which occurs when a high current is applied with contact resistance that exists between metals and their specific resistance. This ...
Ordering process of Fe28Al and Fe28Al5Cr alloys
Metallic alloys X-ray phase analysis Iron aluminides
2009/12/2
Purpose: The comparison of ordering process in Fe28Al and Fe28Al5Cr alloys annealed for 8, 16 and 48 hours
at 1000°C was performed. The composition of studied alloys is closed to one of Fe3Al phase....
Microstructural refinement of Al before compression with oscillatory torsion process
Nanomaterials Al Microstructure Severe plastic deformation
2009/12/1
Purpose: The present study is aimed at a quantitative description of microstructural parameters as a average
subgrain size, subgrain width and length of Al deformed by using compression test at ε= ...
Crystallisation process of Ni-base metallic glasses by electrical resistance measurements
Amorphous materials Crystallization of metallic glasses Electrical resistance measurements
2009/12/1
Purpose: The paper presents a crystallization process of Ni68,7Cr6,6Fe2,65Si7,8B14C0,25 metallic glasses. The
Ni68,7Cr6,6Fe2,65Si7,8B14C0,25 metallic glasses were produced by the CBMS method for t...
Effect of Ultrasound Frequency on the Precipitation Process of Supersaturated Sodium Aluminate Solution
ultrasound,sodium aluminate solution,particle size distribution,nucleation
2009/11/16
The effects of frequency of ultrasound on the precipitation process of prepared supersaturated sodium aluminate solutions of practical concentration were studied experimentally under seeded, isotherma...
Study of the Gelling Process for the Preparation of Tin Oxide Materials Based on Tin Tetrabutoxide
sol gel tin tetrabutoxide hydrolysis condensation
2009/11/13
The gelling process in the preparation of tin oxide materials based on tin tetrabutoxide is studied. Sn(OBun)4 modified by two moles of acetylacetone (AcAc) has a stable six-member ring structure and ...
19/1 Ductile cast iron obtaining by Inmold method with use of LOST FOAM process
Ductile cast iron Inmold method LOST FOAM process Innovative foundry technologies
2011/4/8
The possibility of manufacturing of ductile cast iron castings by Inmold method with use of LOST FOAM process was presented in this work. The spheroidization was carried out by magnesium master alloy ...
Evaluating the Effects of High Velocity Oxy-Fuel (Hvof) Process Parameters on Wear Resistance of Steel-Shaft Materials
Statistical Modeling Design of Experiments High Velocity Oxy Fuel (HVOF)
2010/1/15
Thermal spray processes are widely used in industries to compensate for worn surfaces of different power transmission steel shafts. These include plain carbon, alloyed and stainless steels. This comes...
Evaluation of the lost foam process in terms of casting dimensional accuracy and ecology
Investment casting Lost foam (evaporative) patterns Casting quality
2011/4/1
The paper discusses some of the major issues that are related with the use of polystyrene foam (of the density above 1,04 g/cm3) in the manufacture of investment castings characterised by intricate sh...
Effect of modifying process on mechanical properties of EN AC-43300 silumin cast into sand moulds
Aluminum alloys Mechanical properties Crystallization
2011/3/31
Significance of alloy modification in course of casting process is the most explicitly visible on example of Al-Si alloys. Broad application of these alloys in foundry industry has become possible aft...
Effect of modifying process on mechanical properties of EN AC-43300 silumin cast into sand moulds
Aluminum alloys Mechanical properties Crystallization
2011/3/31
Significance of alloy modification in course of casting process is the most explicitly visible on example of Al-Si alloys. Broad application of these alloys in foundry industry has become possible aft...
The analysis of solidification process of ferritic-austenitic cast steel
Innovative foundry materials and technologies Duplex cast steel Solidification Segregation DDTA
2011/3/29
One of the most common defects leading to the rejection of faulty castings made of duplex cast steel is hot cracking. Hot cracking – differently from cold cracking which occur on cooling, when the ma...
The analysis of solidification process of ferritic-austenitic cast steel
Innovative foundry materials and technologies Duplex cast steel Solidification Segregation DDTA
2011/3/29
One of the most common defects leading to the rejection of faulty castings made of duplex cast steel is hot cracking. Hot cracking – differently from cold cracking which occur on cooling, when the ma...
Determination of application possibilities of microwave heating in the curing process of water glass molding sands with fluid esters. Part 2
innovative foundry materials and technologies ester curing water glass molding sand microwaves
2011/3/29
This article, constituting continuation of the subject discussed in the first part, presents results of the experimental trial of water glass molding sands’ curing method modification with application...