Introduction to Manufacturing Processes and MaterialsThe first manufacturing book to examine time-based break-even analysis, this landmark reference/text applies cost analysis to a variety of industrial processes, employing a new, problem-based approach to manufacturing procedures, materials, and management. An Introduction to Manufacturing Processes and Materials integrates analysis of material costs and process costs, yielding a realistic, effective approach to planning and executing efficient manufacturing schemes. It discusses tool engineering, particularly in terms of cost for press work, forming dies, and casting patterns, process parameters such as gating and riser design for casting, feeds, and more. |
Contents
The Role of Manufacturing in Global Economics Manufacturing Aids and Manufacturing BreakEven Analysis | 3 |
12 Manufacturing Aids | 5 |
13 Manufacturing BreakEven Analysis | 9 |
14 The Internet and Manufacturing | 18 |
17 Evaluative Questions | 19 |
18 Research Questions | 21 |
Internet Sources | 22 |
Material and Design Considerations in Manufacturing | 23 |
106 Estimating Costs for an InjectionMolded Part | 205 |
107 Troubleshooting Part Defects | 208 |
109 Evaluative Questions | 209 |
References | 210 |
Powder Processing | 211 |
112 Powder Metallurgy Process | 212 |
113 Process Advantages Unusual Properties and Process Limitations | 215 |
114 Design Considerations | 217 |
Basic Material Properties | 25 |
23 Crystalline Structure | 26 |
24 Miller Indices | 31 |
25 Phase Diagrams | 33 |
26 Summary | 45 |
27 Evaluative Questions | 46 |
References | 48 |
Mechanical Material Property Relationships | 49 |
33 True StressStrain | 54 |
34 Relationships between Engineering StressStrain and True StressStrain | 55 |
35 Strain Hardening Relationships and StressStrain Data | 57 |
36 Hardness Relationships for Approximating Tensile Strength | 58 |
37 Material Properties and Microstructure | 59 |
38 Summary | 63 |
References | 65 |
Methods for Increasing Mechanical Material Properties | 67 |
42 Solid Solution Hardening | 68 |
44 Strengthening by Strain Hardening | 69 |
45 Heat Treatment | 75 |
46 Summary | 82 |
47 Evaluative Questions | 83 |
References | 84 |
Material Codes and Coding Systems | 85 |
53 Material Codes and Classification for Ferrous Materials | 86 |
54 Coding for Aluminum Alloys | 89 |
55 Material Codes and Properties | 91 |
References | 95 |
Design Material and Cost Relationships | 97 |
63 MinimumCost Design for Strength Requirements for Simple Tension Loading | 98 |
64 Design Performance Calculations for Other Types of Loading | 103 |
65 Design Calculations with Multiple Constraints | 105 |
66 Ashby Plots for Materials Evaluation | 106 |
67 Summary | 107 |
68 Evaluative Questions | 108 |
69 Research Questions | 109 |
References | 114 |
Bibliography | 115 |
Manufacturing Processes | 117 |
Manufacturing Processes Overview | 119 |
72 Casting Overview | 123 |
73 Powder Processing Overview | 125 |
74 Bulk Deformation Process Overview | 126 |
75 Sheet Metal Process Overview | 128 |
76 Machining Metal Removal or Cutting Overview | 129 |
77 Joining Process Overview | 131 |
78 Summary | 132 |
References | 133 |
Process Selection Basics | 135 |
83 Summary | 151 |
84 Evaluative Questions | 152 |
References | 154 |
Internet Sources | 155 |
Metal Casting Process Considerations | 157 |
92 Design Considerations in Casting | 165 |
93 Casting Quality Considerations | 166 |
94 Basic Theoretical Fundamentals for Casting | 167 |
95 Fluidity Considerations | 170 |
96 Basic Gating and Risering Design Calculations | 171 |
97 Yield and Economic Considerations in Casting | 184 |
98 Summary of the Casting Process | 187 |
References | 190 |
Bibliography | 191 |
Plastic Parts Manufacturing | 193 |
102 Classification of Polymers | 194 |
104 Plastic Processes and Products from Various Polymers | 201 |
115 Summary | 221 |
References | 223 |
Bulk Deformation Processing | 225 |
122 Bulk Deformation Processes | 227 |
123 Deformation Considerations | 230 |
124 Force Determination | 233 |
125 Forging Cost Estimating | 240 |
126 Summary | 241 |
127 Evaluative Questions | 242 |
References | 243 |
Internet Sources | 244 |
Sheet Metal Forming | 245 |
132 Defects in Sheet Metal Products | 246 |
134 Shearing Types and Forces | 250 |
135 Bending Stresses Minimum Bend Radius and Bend Length | 253 |
136 Deep Drawing Calculations | 257 |
137 Summary and Conclusions | 262 |
References | 264 |
Appendix 13A Alternative Shearing Force Formula | 265 |
Machining Material Removal or Cutting Processes | 267 |
142 Chip Formation | 268 |
143 Machinability | 270 |
145 Tool Wear Failure Mechanisms | 271 |
146 Taylor ToolLife and Model | 272 |
147 Classification of Machining Processes | 274 |
148 Machining Variables and Relationships | 277 |
149 GraphicalBased Approach to Feeds and Speeds | 286 |
1410 Taylor ToolLife and Economics Model | 288 |
1411 Detailed MetalCutting Problems | 289 |
1412 Nonmechanical Nontraditional Machining | 294 |
1413 Summary | 295 |
References | 297 |
Internet Sources | 298 |
Derivation of Optimal ToolLife Values for MetalCutting Economics Models | 299 |
Joining Processes Design and Economics | 303 |
152 Fastener Categories and Descriptions | 304 |
153 Adhesive Bonding | 311 |
154 Cohesive Welding Joining Processes | 315 |
155 Basic Welding Calculations | 327 |
156 Welding Economics | 330 |
157 Summary and Conclusions | 335 |
References | 339 |
Internet Sources | 340 |
Manufacturing Support Functions | 341 |
Tool Design for Manufacturing | 343 |
162 Tool Design for Machining | 344 |
163 Jigs and Fixtures | 346 |
164 Dies for Manufacturing | 352 |
165 Patterns for Sand Castings | 354 |
166 Tools for Sheet Metal Work | 355 |
167 Tools for Inspection and Gaging | 360 |
168 Summary | 365 |
169 Evaluative Questions | 366 |
References | 367 |
Failure Analysis and Prevention | 369 |
172 Failure Types and Modes | 372 |
173 Sources of Failure | 374 |
174 Failure Analysis Procedure | 376 |
175 Product Liability Issues | 384 |
176 Summary | 387 |
177 Evaluative Questions | 388 |
Internet Sources | 389 |
391 | |
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Common terms and phrases
adhesive alloy aluminum amount angle anisotropic arc welding atom austenite basic bend blow molding bolt calculations carbide carbon cast iron casting process cavity cementite composition cooling cross-sectional area cutter cutting speed defects density determine diameter drill ductile electrode engineering strain EVALUATIVE QUESTIONS Example Problem extrusion failure feed ferrite Figure filler metal fixture forging fracture ft/min gages gating grain heat in./min indicated INTERNET SOURCES investment casting kpsi length load machining Manufacturing Processes martensite material cost material properties melting microconstituents modulus mold occur operations pearlite percent performance ratio phase diagram plastic polymers powder metallurgy primary product liability riser sand casting semivariable shape shear sheet metal shrinkage solidification sprue steel strain hardening strain ratio stress-strain structure Table Taylor tool-life tensile strength thickness tool true strain types unit cell values variable velocity volume weight welding processes workpiece yield strength