Controlled isothermal deformation of metals and alloys
The process comprises forming of a solid lubricating coating on the blank surface, with treatment to give a fine-grain structure, and deformation proper. To increase efficiency, the treatment extends to the coating thickness, while the deformation temperature and rate are based on superplasticity of...
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Zusammenfassung: | The process comprises forming of a solid lubricating coating on the blank surface, with treatment to give a fine-grain structure, and deformation proper. To increase efficiency, the treatment extends to the coating thickness, while the deformation temperature and rate are based on superplasticity of the coating material. The lubricant consists of metal or alloy whose superplasticity range is based on a specific coating thickness, and subsequent application of liquid lubricant. |
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