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ASTM_D_3134_-_15_2019.pdf

1、Designation:D313415(Reapproved 2019)Standard Practice forEstablishing Color and Gloss Tolerances1This standard is issued under the fixed designation D3134;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A nu

2、mber in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.INTRODUCTIONPermissible color and gloss deviations from a standard are generally dependent upon the colordiscrimination of the observer,on the lighting

3、and surround in which the material is viewed,and onspecial considerations related to the design,manufacture,and practical usage of the colored materialor object.The tolerances,therefore,may be influenced by economic,technical,psychological,andpractical requirements.In many circumstances,acceptabilit

4、y of color and gloss deviations from astandard may differ appreciably from perceptibility for many reasons.With proper allowances,perceptibility data can be used as an aid to develop permissible tolerances.Finally,these consider-ations should result in a specification acceptable to both buyer and se

5、ller.1.Scope1.1 This practice describes a procedure for establishingtolerances and evaluating the color and gloss of specimens withrespect to specified standards.This practice is appropriate fornonfluorescent opaque specimens.1.2 This practice does not indicate the extent of tolerances,but gives gui

6、dance on how they can be set.For productspecification,the tolerances between specimens and the speci-fied standard should be agreed upon between the purchaser andthe seller.1.3 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility

7、of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.1.4 This international standard was developed in accor-dance with internationally recognized principles on standard-ization establi

8、shed in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D523 Test Method for Specular GlossD1535 Practice for Specifying Colo

9、r by the Munsell SystemD1729 Practice for Visual Appraisal of Colors and ColorDifferences of Diffusely-Illuminated Opaque MaterialsD2244 Practice for Calculation of Color Tolerances andColor Differences from Instrumentally Measured ColorCoordinatesD3964 Practice for Selection of Coating Specimens fo

10、rAppearance MeasurementsD4449 Test Method for Visual Evaluation of Gloss Differ-ences Between Surfaces of Similar AppearanceD5531 Guide for Preparation,Maintenance,and Distributionof Physical Product Standards for Color and GeometricAppearance of CoatingsE284 Terminology of AppearanceE308 Practice f

11、or Computing the Colors of Objects by Usingthe CIE SystemE312 Practice for Description and Selection of Conditionsfor Photographing Specimens Using Analog(Film)Cam-eras and Digital Still Cameras(DSC)(Withdrawn 2017)31This practice is under the jurisdiction of ASTM Committee E12 on Color andAppearanc

12、e and is the direct responsibility of Subcommittee E12.11 on VisualMethods.Current edition approved Nov.1,2019.Published November 2019.Originallyapproved in 1972.Last previous edition approved in 2015 as D3134 15.DOI:10.1520/D3134-15R19.2For referenced ASTM standards,visit the ASTM website,www.astm.

13、org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.Copyright ASTM International,100 Barr Harbor

14、Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issu

15、ed by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 E805 Practice for Identification of Instrumental Methods ofColor or Color-Difference Measurement of MaterialsE1164 Practice for Obtaining Spectrometric Data for Object-Color EvaluationE1331 Test Method for Reflectance Fac

16、tor and Color bySpectrophotometry Using Hemispherical GeometryE1345 Practice for Reducing the Effect of Variability ofColor Measurement by Use of Multiple MeasurementsE1349 Test Method for Reflectance Factor and Color bySpectrophotometry Using Bidirectional(45:0 or 0:45)GeometryE1360 Practice for Specifying Color by Using the OpticalSociety of America Uniform Color Scales SystemE1499 Guide for Selection,Evaluation,and Training ofObserversE1541 Practice for Specifying and Matching Color Usingthe

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