GMKOREA EDS-A-1016-2008 SYMBOLS ON DRAWING.pdf

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1、GM DAEWOO Auto & Technology EDS Engineering, GM DAEWOO Auto & Technology Standards SYMBOLS ON DRAWING Do Not Use on New Programs. Being Replaced by Global Design Standards EDS-A-1016 ISSUED DATE: 1996. 03. 19 REVISED DATE: 2008. 05. 31 VERSION: 3 (Superceded) EDS-A-1016SYMBOLS ON DRAWING PAGE: 1/3 I

2、SSUED DATE: 1996. 03. 19 REVISED DATE: 2008. 05. 31 VERSION: 3 GM DAEWOO Auto & Technology Note: This standard may be applied only for current project drawings generated by CATIA. It is Superceded for all future projects and replaced by Global Design Standards. 1. PURPOSE This standard specifies sym

3、bols used in drawings in order to reduce drafting time and space and simplify drawing specifications. 2. SCOPE This standard applies to all passenger car drawings and approval drawings prepared by the GM DAEWOO Auto & Technology Company (hereinafter referred to as the “GMDAT“). 3. APPLICABLE SYMBOLS

4、 Symbols on drawings are as shown in Attachment Table 1. Others symbols representing welding, surface, gears, screws and bearings shall conform to the following EDS. 4. RELATED STANDARDS EDS-A-1021 DRAWING PRATICE FOR GEARS EDS-A-1022 DRAWING PRATICE FOR SCREW THREAD EDS-A-1023 DRAWING PRATICE FOR B

5、EARING EDS-A-1024 DRAWING PRATICE FOR SPRINGS EDS-A-1201 SURFACE ROUGHNESS EDS-A-1210 SYMBOLIC REPRESENTATION OF WELDS EDS-A-1016SYMBOLS ON DRAWING PAGE: 2/3 ISSUED DATE: 1996. 03. 19 REVISED DATE: 2008. 05. 31 VERSION: 3 GM DAEWOO Auto & Technology Table 1. Symbols on drawings Symbol Meaning Center

6、 line Th Thickness of material C 45chamfering SPH R Radius of a sphere SPH Diameter of a sphere It indicates reference positions (mainly points, holes) in design, processing, assembly and shall always be used in conjunction with notes.It designates the torque regulation no. indicated on assembly dra

7、wings and shall always be used in conjunction with notes. ex) TIGHTENING TORQUE IS REQUIRD IN CHART DRAWING 96 230 000 NUMBER IN SYMBOL LINE ON CHART It designates the item no. indicated on assembly drawings. ex1) ex2) It indicates theoretically correct dimensions. ( ) It indicates reference dimensi

8、ons Extension corresponding to test length It indicates direction in drawings and shall always be used in conjunction with a note “DIE DIRECTION“ EDS-A-1016SYMBOLS ON DRAWING PAGE: 3/3 ISSUED DATE: 1996. 03. 19 REVISED DATE: 2008. 05. 31 VERSION: 3 GM DAEWOO Auto & Technology Symbol Meaning TRUE R I

9、t indicates actual dimensions of “R“ in case it cannot be presented projection figures. Ex)It is used to indicate the section of drawings. ex) The position of the text indicating section shall be in principle, but it may move to or in this order in case it overlaps with other lines. It indicates the

10、 direction of approaching a tool when a unit part is installed in assembly drawings (IS DWG), and shall always be used with notes. ex) AREAS 1 AND 2 TO BE INSTALLED IN DIRECTION OF ARROW IN SUCH A WAY THAT THE CUTOUTS SIT ON THE FLANGE ENDS OF THE DROP WINDOW SASH.AREAS 3 AND 4 INSTALLED UNDER COMPRESSION WITH TOOL IN DIRECTION OF ARROWS AREA 5 INSTALLED FINALLY.