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SECTION ONE BASIC BLUEPRINTS
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