Constrained groove pressing
WebSevere plastic deformation techniques such as constrained groove pressing (CGP), were carried on heat treated nitinol (a well-known alloy … WebConstrained groove pressing process is a severe plastic deformation method, which can improve the properties of a metal sheet. The purpose of this research is to investigate the effect of deformation behavior and effective strain on the constrained groove pressed sheet properties. For this aim, deformation procedure and effective strain were ...
Constrained groove pressing
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WebAug 22, 2024 · Constrained groove pressing (CGP), as a novel severe plastic deformation method, is applied to a two‐phase Mg–Li alloy at room temperature, 373 K, 423 K, and 473 K. The microstructural evolution and mechanical properties of Mg–Li alloy sheets during CGP are investigated. The optimum mechanical properties are achieved at 373 K after … WebSep 19, 2024 · Friction stir welding (FSW) was performed at different tool rotation speeds of 1250 and 1600 rev min −1 on both annealed, and severely plastic deformed copper sheets via constrained groove pressing (CGP). Also, the effects of water cooling during FSW on weld properties of CGP-treated samples were investigated.
Web68. 2003. On the evolution of flow stress during constrained groove pressing of pure copper sheet. E Hosseini, M Kazeminezhad, A Mani, E Rafizadeh. Computational Materials Science 45 (4), 855-859. , 2009. 60. 2009. An experimental investigation on the deformation behavior during wire flat rolling process. WebDec 10, 2014 · Among severe plastic deformation methods, groove pressing is one of the prominent techniques for producing ultra-fine …
WebOct 31, 2024 · Constrained groove pressing process is a severe plastic deformation method, which can improve the properties of a metal sheet. The purpose of this research is to investigate the effect of deformation behavior and effective strain on the constrained groove pressed sheet properties. For this aim, deformation procedure and effective … WebMay 1, 2002 · The principle of the technique, named ‘constrained groove pressing’ (CGP), is that a material is subjected to the repetitive shear deformation under the plane …
WebMay 1, 2002 · Constrained groove pressing (CGP) is a kind of sheet severe plastic deformation method suitable for enhancing the strengths of light alloys for various …
Web(RCS), constrained groove rolling (CGR) and constrained groove pressing (CGP) are utilized to manufacture sheet-shaped materials [ Gupta, Tejveer and Singh (2016)]. … first citizens bank rural hall ncWebJul 8, 2024 · 1050 commercial purity aluminum was subjected to severe plastic deformation through constrained groove pressing (CGP) at room temperature. Transmission electron microscope observations showed that after four CGP passes the majority of microstructure is composed of elongated grains/subgrains whose width/length average sizes are … first citizens bank rtpWebSep 26, 2016 · Shin et al. [2] introduced constrained groove pressing (CGP) as SPD technique for sheet metals in which repeated shear strain is accumulated in the material … evanston licing credit card feeWebIn this study, an AZ31 magnesium alloy plate was processed by constrained groove pressing (CGP) under three deformation cycles at temperatures from 503 to 448 K. The process resulted in a homogeneous fine grain microstructure with an average grain size of 1.8 μm. The as-processed microstructure contained a high fraction of low-angle grain ... evanston library learn languageWebDec 1, 2016 · Constrained groove pressing (CGP) is a modern technique for developing ultrafine grain structures in sheet metals for inducing superior material properties. In … On the other hand, Biallas et al. [40] suggested that the formation of onion … The data are presented pictorially in Fig. 2, where Hv is plotted against the distance … For the Cu discussed in Section 2, its strain rate sensitivity has been determined (in … A detailed description of the ECAP apparatus used in this study can be … HPT is a well-known process (Horita and Langdon, 2005; Vorhauer and Pippan, … The tensile test specimens were machined from the rolled sheets according to the … 1.. IntroductionNanocrystalline and ultra-fine grain (UFG) materials processed by … 1.. IntroductionSevere plastic deformation (SPD) is an effective tool for producing … Fig. 3 shows the microstructures in (a) the initial annealed condition and (b) after … The deformation structures obtained by PSC were strongly temperature … evanston library renovationWebApr 29, 2015 · ABSTRACT Constrained groove pressing (CGP) process is a severe plastic deformation (SPD) method to reach to good mechanical and metallurgical properties in sheet metals. ... The equal channel angular pressing (ECAP) process is a promising technique for imparting a large plastic deformation to materials without a resultant … evanston library room rentalWebNov 25, 2024 · The constrained groove pressing (CGP) is one of the most effective methods of severe plastic deformation to produce high-strength sheet metal using two dies with different shapes (grooved and flat). Despite the advantages of CGP in creating high accumulative plastic strain, this process leads to non-uniformity in mechanical properties … evanston lighthouse beach