?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F540%2F&rft.title=Vacuum+moulding+of+a+superplastic&rft.creator=Chapman%2C+S.J.&rft.creator=Fitt%2C+A.D.&rft.creator=Pulos%2C+G.&rft.subject=Materials&rft.description=The+objective+of+this+research+is+to+develop+a+model+for+simulating+the+super-plastic+forming+process+and+for+predicting+the+thickness+distribution+as+well+the+minimum+radius+of+curvature+when+the+material+has+to+fill+a+sharp+corner.+Other+questions+of+interest+are+the+deflection+of+the+sheet+as+a+function+of+pressure+for+a+given+mould+opening%2C+and+the+deflection+as+a+function+of+mould+diameter+for+a+given+pressure.+Modeling+based+on+shell+theory+is+carried+out+for+cylindrical%2C+spherical+and+arbitrary-shape+shells+of+uniform+as+well+as+non-uniform+thick-+nesses.&rft.date=1997&rft.type=Study+Group+Report&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F540%2F1%2FVacuum-moulding-of-a-superplastic.pdf&rft.identifier=++Chapman%2C+S.J.+and+Fitt%2C+A.D.+and+Pulos%2C+G.++(1997)+Vacuum+moulding+of+a+superplastic.++%5BStudy+Group+Report%5D+++++