xii Unit 1 Drawings and Prints. ....................................................................1 The Manufacturing Process. ..................................................................................... 1 Print Reading Applications...................................................................................... 5 Unit 2 Visualizing Shapes. ......................................................................9 Multiview Drawings.................................................................................................. 9 Views in a Glass Box............................................................................................... 10 A Multiview Drawing Application........................................................................ 13 Unit 3 Line Usage. ................................................................................23 Types of Lines. .......................................................................................................... 24 Line Identification on a Print................................................................................. 27 Unit 4 Title Blocks and Notes................................................................45 Drawing Formats..................................................................................................... 45 Title Block................................................................................................................. 46 Revision History Block........................................................................................... 50 Revision Status of Sheets Block. ............................................................................. 51 Parts List................................................................................................................... 51 Notes. ......................................................................................................................... 52 Unit 5 Applied Math..............................................................................61 Whole Numbers....................................................................................................... 61 Fractions................................................................................................................... 63 Decimal Fractions. ................................................................................................... 67 Converting Common Fractions to Decimal Fractions....................................... 68 Converting Decimal Fractions to Common Fractions....................................... 68 Unit 6 Measurement Basics..................................................................83 Systems of Measurement........................................................................................ 83 Rules.......................................................................................................................... 84 Calipers..................................................................................................................... 85 Micrometers............................................................................................................. 86 Telescoping Gauges................................................................................................. 89 Small Hole Gauges................................................................................................... 89 Unit 7 Dimensions and Tolerances. .......................................................99 Dimensions. .............................................................................................................. 99 Tolerancing.............................................................................................................104 Direct Tolerancing Methods................................................................................104 Specified Tolerances..............................................................................................106 Unspecified Tolerances.........................................................................................107 Unit 8 Contours. ................................................................................ 117 Circles. .....................................................................................................................117 Arcs..........................................................................................................................118 Other Contours......................................................................................................119 Contents