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ID:34932152
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时间:2019-03-14
《ASTM C297 C297M-04(2010) Standard Test Method for Flatwise Tensile Strength of Sandwich Constructions .pdf》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、Designation:C297/C297M–04(Reapproved2010)StandardTestMethodfor1FlatwiseTensileStrengthofSandwichConstructionsThisstandardisissuedunderthefixeddesignationC297/C297M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearof
2、lastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheDepartmentofDefense.1.ScopeD2734TestMethodsforVoidContentofReinforcedPlas-1.1
3、Thistestmethoddeterminestheflatwisetensilestrengthticsofthecore,thecore-to-facingbond,orthefacingofanD3039/D3039MTestMethodforTensilePropertiesofassembledsandwichpanel.PermissiblecorematerialformsPolymerMatrixCompositeMaterialsincludethosewithcontinuousbondingsurfaces(such
4、asbalsaD3171TestMethodsforConstituentContentofCompositewoodandfoams)aswellasthosewithdiscontinuousbondingMaterialssurfaces(suchashoneycomb).D3878TerminologyforCompositeMaterials1.2ThevaluesstatedineitherSIunitsorinch-poundunitsD5229/D5229MTestMethodforMoistureAbsorptionar
5、etoberegardedseparatelyasstandard.WithinthetextthePropertiesandEquilibriumConditioningofPolymerMa-inch-poundunitsareshowninbrackets.ThevaluesstatedintrixCompositeMaterialseachsystemarenotexactequivalents;therefore,eachsystemE4PracticesforForceVerificationofTestingMachinesm
6、ustbeusedindependentlyoftheother.CombiningvaluesE6TerminologyRelatingtoMethodsofMechanicalTestingfromthetwosystemsmayresultinnonconformancewiththeE122PracticeforCalculatingSampleSizetoEstimate,standard.WithSpecifiedPrecision,theAverageforaCharacteristic1.3Thisstandarddoesn
7、otpurporttoaddressalloftheofaLotorProcesssafetyconcerns,ifany,associatedwithitsuse.ItistheE177PracticeforUseoftheTermsPrecisionandBiasinresponsibilityoftheuserofthisstandardtoestablishappro-ASTMTestMethodspriatesafetyandhealthpracticesanddeterminetheapplica-E456Terminolog
8、yRelatingtoQualityandStatisticsbilityofregulatorylimitationspriortouse.E1309GuideforIdentificatio
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