| Types of Drawings | 2,3 | Thread Classes | 18 | | Architectural Drawings | 2 | Metric Designation | 18 | | Engineering Drawings | 2 | Inch Designation | 18 | | Shop Drawings | 2 | Thread Representation | 18,19 | | Erection Drawings | 2,3 | Welding Symbols | 19-31 | | Assembly Drawings | 3 | Welding Terminology | 19,20 | | Alphabet of Lines | 3-5 | Basic Weld Types | 20,21 | | Visible Lines | 3 | Basic Weld Symbols | 21,22 | | Hidden Lines | 4 | Basic Welding Symbol | 22 | | Center Lines | 4 | Supplementary Symbols | 23 | | Dimension Lines | 4 | Elements of Welding Symbol | 23,24 | | Extension Lines | 4 | Interpreting Symbols | 24-31 | | Leader Lines | 4 | Types of Drawing Views | 32-35 | | Cutting Plane Lines | 4 | One View Drawings | 32 | | Break Lines | 5 | Multiview Drawings | 32 | | Phantom Lines | 5 | Orthographic Projection | 33,35 | | Section Lines | 5 | Pictorial Drawings | 35,36 | | Symbols & Abbreviations | 5-8 | Isometric Drawings | 36 | | Dimensioning Systems | 8-16 | Oblique Drawings | 36 | | Unidirectional Dimensions | 8 | Perspective Drawings | 36 | | Aligned Dimensions | 9 | Interpreting Drawings | 37 | | Dimensioning Guidelines | 9,10 | Layout of Drawings | 38-41 | | Linear Units | 10,11 | Title Block | 39 | | Decimal Dimensions | 11 | Bill of Materials | 39,40 | | Dimension Tolerances | 12 | Revision Chart | 40 | | Dimensioning Systems | 12-14 | Drawing Specifications | 40 | | Conventional Dimensioning | 12,13 | Drawing Notes | 41 | | Baseline Dimensioning | 13,14 | Reference Drawings | 41 | | Group Dimensioning | 14 | Right & Left Views | 41,42 | | Dimensioning Holes | 14,15 | Supplementary Views | 42-44 | | Bolt Circles | 15 | Auxiliary Views | 45 | | Curved & Radius Dimensions | 15,16 | Scale Drawings | 45-47 | | Bevel-Slope-Pitch | 16 | Detail & Assembly Drawings | 47,48 | | Degree of Finish | 16 | Assembly & Erection Drawings | 48,49 | | Thread Designations | 17-19 | Care of Drawings | 50 | | Unified Standard | 17 | Freehand Sketching | 50-54 | | Metric Threads | 17 | Questions | 55-57 | | Thread Nomenclature | 17,18 | | | |
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