 |  |  | Bending - Course:Technique of working sheet metals, pipes and sections. Trainees' handbook of lessons (Institut für Berufliche Entwicklung, 33 p.) |  |  | (introduction...) |  |  | Preliminary Remarks |  |  | 1. Purpose of Bending |  |  | 2. Selected Tools, Appliances and Machines |  |  | 3. Processes within in the Material |  |  | 4. Fundamentals of Calculation |  |  | 5. Bending Techniques |
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