Designation:D3170/D3170M−14StandardTestMethodforChippingResistanceofCoatings1ThisstandardisissuedunderthefixeddesignationD3170/D3170M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thistestmethodcoversthedeterminationoftheresis-tanceofcoatingstochippingdamagebystonesorotherflyingobjects.NOTE1—ThistestmethodissimilartoSAEJ-400.1.2Alldimensionsarenominalunlessotherwisespecified.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D609PracticeforPreparationofCold-RolledSteelPanelsforTestingPaint,Varnish,ConversionCoatings,andRelatedCoatingProductsD823PracticesforProducingFilmsofUniformThicknessofPaint,Varnish,andRelatedProductsonTestPanelsD1005TestMethodforMeasurementofDry-FilmThick-nessofOrganicCoatingsUsingMicrometersD1186TestMethodsforNondestructiveMeasurementofDryFilmThicknessofNonmagneticCoatingsAppliedtoaFerrousBase(Withdrawn2006)3D1400TestMethodforNondestructiveMeasurementofDryFilmThicknessofNonconductiveCoatingsAppliedtoaNonferrousMetalBase(Withdrawn2006)3D1733MethodforPreparationofAluminumAlloyPanelsforTestingPaint,Varnish,Lacquer,andRelatedProducts(Withdrawn1979)3D2201PracticeforPreparationofZinc-CoatedandZinc-Alloy-CoatedSteelPanelsforTestingPaintandRelatedCoatingProducts2.2OtherDo...
