ASTM D7249/D7249M-2006 通过长臂梁柔性构造叠合板对接特性的标准试验方法
作者:标准资料网
时间:2024-05-16 21:00:16
浏览:9151
来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforFacingPropertiesofSandwichConstructionsbyLongBeamFlexure
【原文标准名称】:通过长臂梁柔性构造叠合板对接特性的标准试验方法
【标准号】:ASTMD7249/D7249M-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D30.09
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:bendingstress;facingmodulus;facingstress;facingstrength;flexuralstiffness;sandwichconstruction;sandwichdeflection
【摘要】:1.1Thistestmethodcoversdeterminationoffacingpropertiesofflatsandwichconstructionssubjectedtoflexureinsuchamannerthattheappliedmomentsproducecurvatureofthesandwichfacingplanesandresultincompressiveandtensileforcesinthefacings.Permissiblecorematerialformsincludethosewithcontinuousbondingsurfaces(suchasbalsawoodandfoams)aswellasthosewithdiscontinuousbondingsurfaces(suchashoneycomb).1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetexttheinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1-AlternateproceduresfordeterminingthecompressivestrengthofunidirectionalpolymermatrixcompositesmaterialsinasandwichbeamconfigurationmaybefoundinTestMethodD5467.
【中国标准分类号】:B70
【国际标准分类号】:79_060_01
【页数】:9P.;A4
【正文语种】:英语
【原文标准名称】:通过长臂梁柔性构造叠合板对接特性的标准试验方法
【标准号】:ASTMD7249/D7249M-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D30.09
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:bendingstress;facingmodulus;facingstress;facingstrength;flexuralstiffness;sandwichconstruction;sandwichdeflection
【摘要】:1.1Thistestmethodcoversdeterminationoffacingpropertiesofflatsandwichconstructionssubjectedtoflexureinsuchamannerthattheappliedmomentsproducecurvatureofthesandwichfacingplanesandresultincompressiveandtensileforcesinthefacings.Permissiblecorematerialformsincludethosewithcontinuousbondingsurfaces(suchasbalsawoodandfoams)aswellasthosewithdiscontinuousbondingsurfaces(suchashoneycomb).1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetexttheinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1-AlternateproceduresfordeterminingthecompressivestrengthofunidirectionalpolymermatrixcompositesmaterialsinasandwichbeamconfigurationmaybefoundinTestMethodD5467.
【中国标准分类号】:B70
【国际标准分类号】:79_060_01
【页数】:9P.;A4
【正文语种】:英语
下载地址:
点击此处下载