摘要 |
A method for the production of a hollow body from aluminium sheet or alloyed aluminium sheet, especially a tank having at least one pipe mounted therein. Said method involves the following steps: preparing at least a cut flat sheet (10); placing at least one pipe (18) on the surfaces of the cut sheet to form inner surfaces of the hollow body being produced; folding and/or superimposing the cut sheet or sheets (10, 12) in such a way that a closed structure, with the exception of the inlet pipe and forming the hollow body by applying high pressure internally via the inlet pipe (18). |