ASME Y14.8 : 2009 : R2014

Foreword
Committee Roster
Correspondence with the Y14 Committee
Section 1 - General
 1.1 Scope
 1.2 Units
 1.3 Reference to This Standard
 1.4 Figures
 1.5 Notes
 1.6 Dimensioning and Tolerancing
 1.7 References
 1.8 Definitions
Section 2 - Drawing Presentation
 2.1 General
 2.2 Separate View Drawing Method
 2.3 Combined View Drawing Method
 2.4 End Item Drawing Method
Section 3 - Drawing Requirements
 3.1 General
 3.2 Dimensions
 3.3 As-Cast/As-Forged/As-Molded Surfaces
 3.4 Corner Radii
 3.5 Die Closure Tolerance
 3.6 Draft Angle
 3.7 Fillet Radii
 3.8 Flash Extension
 3.9 Orientation of Forging Plane
 3.10 Form Tolerances
 3.11 Marking
 3.12 Match Draft
 3.13 Mismatch
 3.14 Parting Lines
 3.15 Sharp Corners
 3.16 Grain Direction
 3.17 Special Requirements
 3.18 Profile Tolerance
 3.19 Digital Data File Requirements
 3.20 Wall Thickness as a Refinement of Profile of
      a Surface
Section 4 - Datum Referencing
 4.1 General
 4.2 Application
 4.3 Datum Targets
 4.4 Datum Reference Frame Established by Machined Datum
      Features
 4.5 Machine Tooling Centers
 4.6 Equalizing Datums
 4.7 Datum Targets and Profile Tolerancing
Section 5 - Drawing Notes and Items
 5.1 General
 5.2 Drawing Items
 5.3 Sample General Notes
 5.4 Sample Local Notes
Nonmandatory Appendices
A - Glossary
B - Sample Drawings
C - Form and Proportion of Symbols

This Standard covers defi nitions of terms and features unique to casting, forging, and molded part technologies with recommendations for their uniform specifi cation on engineering drawings and related documents.