That is the symbol for micrometers, so it would be a '63 micron finish'. Good luck. Regards, Ted Mooney, P.E. Striving to live Aloha finishing.com - Pine Beach, New JerseyQ. Hi I'm a student and have a confusion that which is a better surface finish of these two: N5 or N10 ...
surfacefinishprofilesymbolmachiningtexture SurfaceFinish•Anengineeringcomponentmaybecast,forged,drawn,weldedorstamped,etc.•Allthesurfacesmaynothavefunctionalrequirementsandneednotbeequallyfinished•Somesurfaces(owingtotheirfunctionalrequirements)needadditionalmachiningthatneedstoberecordedonthedrawingSurfaceRoughnessSurfac...
Chapter3SurfaceRoughness表面粗糙度 BasicTermsandDefinitions基本术语和定义 MainEvaluationparametersforsurfaceroughness表面粗糙度主要评定参数PrinciplesforSelectingSurfaceRoughnessParameters选择表面粗糙度参数的原则 SymbolsandDesignationMethods符号和命名方法MethodforDesigningtheSurfaceRoughnessSymbolsonaDrawing在图纸上标注表面粗糙...
2.1.291 Part 1 Section 17.9.24, rPr (Numbering Symbol Run Properties) 2.1.292 Part 1 Section 17.9.25, start (Starting Value) 2.1.293 Part 1 Section 17.9.27, styleLink (Numbering Style Definition) 2.1.294 Part 1 Section 17.10.1, evenAndOddHeaders (Different Even/Odd Page Headers and ...
GD&T Symbol: Relative to Datum: Optional MMC or LMC applicable:No Drawing Callout: Description: Profile of a surface describes a 3-Dimensional tolerance zone around a surface, usually which is an advanced curve or shape. If it is called out on a curved surface, like a fillet on a welded...
SurfaceFinish •Anengineeringcomponentmaybecast,forged,drawn,weldedorstamped,etc.•Allthesurfacesmaynothavefunctionalrequirementsandneednotbeequallyfinished•Somesurfaces(owingtotheirfunctionalrequirements)needadditionalmachiningthatneedstoberecordedonthedrawing SurfaceRoughness Thegeometricalcharacteristicsofasurface...
2.5 8 − Conventional Finish Symbol ~ 2839 [Technical Data] Drawing Indications of Surface Texture Excerpts from JISB0031(1994) 1. Positions of Auxiliary Symbols for Surface Symbol A surface roughness value, cut-off value or reference length, machining method, grain direction, surface ...
SurfaceFinish •Anengineeringcomponentmaybecast,forged,drawn,weldedorstamped,etc.•Allthesurfacesmaynothavefunctionalrequirementsandneednotbeequallyfinished•Somesurfaces(owingtotheirfunctionalrequirements)needadditionalmachiningthatneedstoberecordedonthedrawing SurfaceRoughness Thegeometricalcharacteristicsofasurface...