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Prediction of forming limit diagram for AA5754 using artificial neural network modelling

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Figure

Fig. 1. (a) Blank geometry for Nakajima type tests, and (b) Schematic drawing of FLC test points
Fig. 2 Test-pieces of AA5754 formed at a temperature of 250 ˚C and a forming speed of 20 mm/s
Fig.  4. The main five key points that controlling the FLD
Fig. 5. The structure of ANNs learning
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