32 Result(s)
within
Zheng** Jiang
Computer-Aided Engineering (CAD, CAE) and Design
Mechanical Engineering
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Article
Study of laser butt welding of SUS301L stainless steel and welding joint analysis
This paper describes a study on laser butt welding of 4 and 2 mm SUS301L stainless steel and a detailed analysis of welding joints. The gap tolerance of butt joint was also studied with optimized process param...
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Article
3D FEM analysis of strip shape during multi-pass rolling in a 6-high CVC cold rolling mill
A 3D elastic–plastic finite element method (FEM) model of cold strip rolling for 6-high continuous variable crown (CVC) control rolling mill was developed. This model considers the boundary conditions such as ...
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Article
Study on springback in micro V-bending with consideration of grain heterogeneity
With the new development of microforming technology, the demand on the accuracy of the metallic microcomponents is elevating. Springback phenomenon is inevitable during sheet metal forming process and can caus...
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Article
Grain size effect of thickness/average grain size on mechanical behaviour, fracture mechanism and constitutive model for phosphor bronze foil
Size effects play a significant role in microforming process, and any dimensional change can have a great impact on materials’ mechanical properties. In this paper, the size effects on deformation behaviour an...
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Article
Lubrication characterisation analysis of stainless steel foil during micro rolling
Physical parameters, such as microscopic and roughness, play important roles in microforming process due to an increasing ratio of surface to volume of the deformed material. The study on lubrication character...
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Article
Microstructure and hot deformation behaviour of high-carbon steel/low-carbon steel bimetal prepared by centrifugal composite casting
Bimetal consisting of high-carbon steel and low-carbon steel was prepared by centrifugal composite casting, and thermo mechanical treatments were carried out by hot compression tests using Gleeble 3500 thermo ...
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Article
Effects of hydraulic pressure on wrinkling and earing in micro hydro deep drawing of SUS304 circular cups
Influences of hydraulic pressure on forming features in micro hydro deep drawing are different from those in normal drawing due to the small size of specimens. In this study, micro hydro deep drawing of SUS304...
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Article
Finite element analysis of multi-wire saw silicon rods with consolidated abrasive diamonds
A cutting model is presented in the paper for multi-wire saw silicon rods with consolidated abrasive diamonds. The stress of single diamond particles is analyzed. Besides, the calculation formula of normal and...
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Article
Develo** a self-piercing riveting with flange pipe rivet joining aluminum sheets
This paper proposes a self-piercing riveting (SPR) method which uses a flange pipe rivet. This joining technology can solve the problems of oblique rivet and incorrect rivet position which are usually found in...
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Article
Influences of temperature and grain size on the material deformability in microforming process
This paper investigated the influences of temperature and grain size on the deformability of pure copper in micro compression process. Based on the dislocation theory, a constitutive model was proposed taking ...
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Article
Evaluation and optimisation of micro flexible rolling process parameters by orthogonal trial design
As the strip thickness is in the range of sub-millimetre in micro flexible rolling, springback ratio in thickness direction has a significant impact on product quality, which is influenced by various process p...
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Article
Analysis of transient heat source and coupling temperature field during cold strip rolling
In the process of cold thin strip rolling, the effect of the roll gap heat source on the transient temperature of cold rolled strip is very significant, and especially for the lateral temperature difference fl...
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Article
A simple approach for analysing the surface texture transfer in cold rolling of metal strips
This paper presents a simple approach for analysing the surface texture transfer in cold rolling of metal strips. The approach made use of the advantages of the slab method and accommodated the surface roughne...
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Article
Numerical and experimental investigation on the forming behaviour of stainless/carbon steel bimetal composite
Bimetal composites have wide applications due to their excellent overall performance and relatively low cost. In this study, the formability of stainless/carbon steel bimetal medium-thick composite in the stam...
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Article
Analysis and characterisation of WC-10Co and AISI 4340 steel bimetal composite produced by powder–solid diffusion bonding
Cermet and steel material bonding is a challenging task, due to their large difference of physical properties, e.g. coefficient of thermal expansion. In this study, a hot compaction diffusion bonding method wa...
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Article
Effects of nano-particle lubrication on micro deep drawing of Mg-Li alloy
Effects of various lubrication conditions on macroscale deep drawing have been investigated extensively while in microscale due to the open and closed lubrication pocket theory and friction coefficient escalat...
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Article
Effects of cold rolling and annealing on the ridging behaviour of ferritic stainless steel
A systematic study was carried out to evaluate the effects of cold rolling and annealing processes on the ridging severity of ferritic stainless steel (FSS). Both microstructural refinement and texture optimis...
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Article
Microstructural evaluation of WC and steel dissimilar bilayered composite obtained by spark plasma sintering
Spark plasma sintering (SPS) is a powerful technique for consolidating metal powders at a remarkably shorter time with excellent quality. We used this technique for sintering nanocrystalline WC10Co powders and...
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Article
Novel three-dimensional multi-objective numerical modeling for hot strip tandem rolling
During the hot strip tandem rolling (HSTR) process, the strip is compressed and elongated continuously, causing significant elastic deformation of rolls. At the same time, the strip temperature undergoes rapid...
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Article
Open AccessNumerical analysis of the strip crown inheritance in tandem cold rolling by a novel 3D multi-stand FE model
The strip shape inheritance model is widely applied to improve the strip shape quality in tandem cold rolling (TCR). However, the inheritance mechanism is still currently unclear. To bridge this gap, this pape...
