Designation:D8200−22StandardPracticeforCreatingaCorrelationtoCompareParticleSizeDistributionResultsofProppantsbyDynamicImagingAnalyzersandSieves1ThisstandardisissuedunderthefixeddesignationD8200;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticedescribesproceduralstepstocreateacorrelationthatcanbeusedtocompareresultsofproppantsizedistributionsbetweendynamicimaginganalyzers(analyzers)andprescribedsievesets.1.2TheproppantsizeanddistributionspecificationsthatareincludedinthispracticearelistedinAPIStandard19C(API19C)andshowninTable1,howeverasindustryevolvesadditionalspecificationsmaycomeintouseandthispracticecanbeusedwiththoseaswell.1.3Thispracticemaynotbeapplicabletoallproppanttypesanddesignations.Theacceptabilityofthecorrelationsdeter-minedarejudgedbytheoperator.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard,exceptsievedesignationsaretypicallyidentifiedusingthe‘alternative’systeminaccordancewithPracticeE11,suchas3in.andNo.200insteadofthe‘standard’systemof75mmand75µm,respectively.1.5ObservedandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026,unlesssupersededbythisstandard.1.5.1Theproceduresusedtospecifyhowdataarecollected/recordedandcalculatedinPracticeD6026areregardedastheindustrystandard.Inaddition,theyarerepresentativeofthesignificantdigitsthatgenerallyshouldberetained.Theproce-duresuseddonotconsidermaterialvariation,purposeforobtainingthedata,specialpurposestudies,oranyconsider-ationsfortheuser’sobjectives;anditiscommonpracticetoincreaseorreducesignificantdigitsofreporteddatatobecommensuratewiththeseconsiderations.Itisbeyondthescopeofthesetestmethodstoconsidersignificantdigitsusedinanalysismethodsforengineeringdata.1.6Thispracticeoffersasetofinstructionsforperformingoneo...
