[PDF] Top 20 Finite element simulation of magnesium alloy sheet forming at elevated temperatures

... (1995) later developed a new test to incorporate larger surface enlargement. This method is based on a principle of backward can extrusion and subsequent rotation of the punch with re[r] ... See full document

... in simulation could be due to: (a) high blank holder force that restrains the material flow; and (b) high shear stress due to interface friction co- ...Mg alloy sheet available from tensile test was ... See full document

... Simulation was also based on rigid-plastic FEM (Finite Element Method) but he used bilinear Quadrilateral elements to analyze the axi symmetric multi-stage deep drawing operation. Simulations used a ... See full document

... incorporates finite element modeling that predicts the structural element behavior, namely stresses and ...numerical simulation to correlate with the experimental ...the finite ... See full document

... performance. Elevated temperatures not only increased the ductility but also decreased the spring back thus improving the quality of the ...different temperatures ranging from ...the finite ... See full document

... manufacturing magnesium alloy ...sium alloy sheets has been recognized as a promising ...the forming speed and temperature since magnesium has a low heat ...on magnesium ... See full document

... These figures also show that localized thinning occurred at the die entrance in the formed rectangular pan. The lo- calized thinning is due to (1) the effect of the die entry ra- dius, which was 1 mm in the FE ... See full document

... the finite element program DiekA, see Figure ...low temperatures, at elevated temperatures the tensile specimen necks perpendicular to the tensile ... See full document

... Superplastic forming of the AA6061-T6 sheets are formed through die ...and finite element analyses have been conducted for optimum forming time and optimum temperature for the given ...the ... See full document

... Forming mode at Point 1 is biaxial stretching, shown in Figure 3 and Figure 4. Only magnitudes of strains are changed by raising the temperature, while the strain ratio remains the same as that of the FML at room ... See full document

... Recently, magnesium alloys have been considered as a promising alternative for high-strength steel and aluminum in some applications because of its advantages such as low density, high specific strength ...formed ... See full document

... of simulation can be categorized in 3 steps: ...ABAQUS finite element software is chosen for this ...of finite element model is extracted from ... See full document

... The Finite Element Methods (FEM) will be used to predict maximum displacement and stress of the wheel under specific ...car alloy with diameter of 18 ...and simulation of the ... See full document

... layer sheet needs more BHF than the other ...numerical simulation, a lower value can cause wrinkling, and a higher value leads to the prevention of wrinkling in addition to increasing the probability of ... See full document

... using Finite Element Method is analyzed for Aluminum sheet metal using Triangular elements as the first step, the sheet metal of aluminum is descretised using triangular ...the sheet is ... See full document

... Analysis has been carried out after giving displacement to the punch elements. Here the area mesh of both punch and die are cleared to increase the speed of computation. This is possible after the contact pairs are ... See full document

... motorcycle alloy wheel. Alloy wheel is widely used in market because of light weight and good performance on the ...motorcycle alloy wheel. The motorcycle alloy wheel and test bench is ... See full document

... Continuum damage mechanics (CDM), as one of the new branches of mechanical engineering, is a powerful complementary for fracture mechanics. Microstructure of materials includes some crack and voids. These defects can be ... See full document

... wrought magnesium alloy with a wide range of strain rates; the results showed that the flow curve reaches a steady state at low strain ...ductility magnesium-zinc-cerium extrusion ...Mg-Ce ... See full document

... The Finite Element Method is one of the most widely used and most viable methods in numerical analysis of metal forming ...on finite element theory, unit type, constitutive material ... See full document