4 Unit Title Blocks and Notes
Objectives Describe drawing formats according to industry standards. Identify and define the parts of a title block. Interpret information found in a title block and its components. Understand how notes convey important information.
Sheet Size Sheet size Size of drawing layout in digital format or on paper
Sheet Format Standard layout of information ASME Y14.1-2012 for decimal inch drawings ASME Y14.1M-2012 for metric drawings
Pro Tip Take care when storing large prints Fold large drawings down to A-size Name and drawing number visible from outside Roll up large drawings Start with printed side facing out Roll across from opposite side of title and number Store drawings digitally to save space
Title Block Contains general project information Identifies project and components Format varies between companies
Title Block (cont.)
Title Block Components Company information (A) Drawing title (B) Size block (C) CAGE code (D) Scale block (G)
Title Block Components (cont.) Drawing number (E) Margin drawing number block Revision block (F) Weight block (H) Sheet block (I)
Title Block Components (cont.) Part number (J) Drawn by and date (K) Checked by and date (L) Approved by and date (M) Material number (N) Material description (O) Material finish (P)
Title Block Components (cont.) Angle of projection block (Q) Tolerance block (R) Application block
Tolerance Block Tolerance Surface texture Difference between the highest and lowest allowable values Surface texture
Revision History Block ZONE REV DESCRIPTION REVISION, CHANGE, or REVISION RECORD DATE APPROVED
Revision Status of Sheets Block For projects with multiple sheets Tracks revision status for all sheets Located next to revision block or on top of title block Can be stored as separate document
Parts List List of parts needed for manufacturing ITEM PART NUMBER DESCRIPTION QUANTITY MATERIAL
Notes General notes Local notes Indicated on drawing with NOTE Relevant to whole drawing Local notes Relate to specific parts or features Indicated on drawing with NOTE