04220nam 2200493 450 991058348510332120170919010237.00-12-802678-2(CKB)3710000000583262(EBL)4386963(MiAaPQ)EBC4386963(PPN)193664402(EXLCZ)99371000000058326220160215h20162016 uy 0engur|n|---|||||rdacontentrdamediardacarrierWire technology process engineering and metallurgy /by Roger N. Wright2nd ed.Amsterdam, [Netherlands] :Butterworth-Heinemann,2016.©20161 online resource (342 p.)Description based upon print version of record.0-12-802650-2 Includes bibliographical references and index.Front Cover; WIRE TECHNOLOGY: Process Engineering and Metallurgy; Copyright; Dedication; Contents; Preface; About the Author; Chapter 1: The General Idea; 1.1. Concepts; 1.1.1. Drawing; 1.1.2. Wire, Rod, and Bar; 1.1.3. Materials; 1.2. How Does Drawing Work?; 1.2.1. Why Not Simply Stretch the Wire, Rod, or Bar?; 1.2.2. A Simple Explanation of the Drawing Process; 1.2.3. Comparison to Other Processes; 1.2.4. Overall Process Hardware; 1.3. Questions and Problems; Chapter 2: A Brief History of Technology; 2.1. Ancient and Early Technology; 2.2. The Nineteenth Century; 2.3. The Twentieth Century2.4. Further Reading2.5. Questions and Problems; Chapter 3: Twentieth Century Equipment Concepts; 3.1. Overview; 3.2. Benches; 3.3. Blocks; 3.4. Multiple-die Machines; 3.5. Other In-line Processes; 3.6. Post-Twentieth Century Developments; 3.7. Questions and Problems; Chapter 4: Basic Engineering Variables Pertinent to Drawing; 4.1. General Quantities; 4.1.1. Dimensions; 4.1.2. Force; 4.1.3. Work and Energy; 4.1.4. Power; 4.1.5. Stress; 4.1.6. Strain; 4.1.7. Strain Rate; 4.1.8. Relations Between Stress and Strain; 4.1.9. Temperature4.2. Quantities Describing the Workpiece and Die During Drawing4.2.1. Overview; 4.2.2. Cross-Sectional Areas and the Reduction; 4.2.3. Die Angle; 4.2.4. Deformation Zone Shape and ; 4.2.5. Drawing Stress and Back Stress; 4.2.6. Die Stresses; 4.2.7. Centerline Stress; 4.3. Questions and Problems; Chapter 5: Basic Drawing Mechanics; 5.1. A Simple Drawing Stress Model; 5.1.1. Drawing Stress and Work per Unit Volume; 5.1.2. Uniform Work; 5.1.3. Nonuniform or Redundant Work; 5.1.4. Friction Work; 5.1.5. The Drawing Stress Formula20; 5.2. Drawing Limits; 5.3. An Illustrative Calculation5.4. The Issue of Optimum Die Angles and Values5.5. Die Pressure; 5.6. Centerline Tension; 5.7. Plastic Flow outside the Drawing Cone; 5.8. Effects of Back Tension; 5.9. Systems of Analysis; 5.10. Questions and Problems; Chapter 6: Drawing Temperature; 6.1. Contributions to the Drawing Temperature; 6.1.1. The Temperature of the Incoming Wire; 6.1.2. The Overall Temperature Increase in the Drawing Pass; 6.1.3. Illustrative Calculations; 6.1.4. The Contribution of Uniform Deformation; 6.1.5. The Contribution of Redundant Work; 6.1.6. The Total Contribution of Deformation6.1.7. The Contribution of Friction6.1.8. Further Illustrative Calculations; 6.2. Temperature Measurement; 6.3. Interpass Cooling; 6.4. Practical Examples of Drawing Temperature Effects; 6.4.1. Effects on Lubricants; 6.4.2. Effects on Recovery and Recrystallization; 6.4.3. Development of Residual Stress; 6.4.4. Effects on Dynamic Strain Aging in Steel; 6.4.5. Martensite Formation; 6.5. Questions and Problems; Chapter 7: Drawing Speed; 7.1. Definition and Basic Formulas; 7.2. The Role of Drawing Speed in Analysis; 7.2.1. Power; 7.2.2. Strain Rate; 7.2.3. Drawing Temperature7.3. The Effect of Drawing Speed on LubricationWiredrawingWiredrawing.621.3193Wright Roger N.952423MiAaPQMiAaPQMiAaPQBOOK9910583485103321Wire technology2153152UNINA