【英文标准名称】:StandardSpecificationforEvaluationofStructuralCompositeLumberProducts
【原文标准名称】:结构复合木制品评定的标准规范
【标准号】:ASTMD5456-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D07.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:分级;木材;木制品
【英文主题词】:allowabledesignstresses;mechanicalproperties;qualityassurance;structuralcompositelumber
【摘要】:1.1Thisspecificationrecognizesthecomplexityofstructuralgluedproducts.Consequently,thisspecificationcoversbothspecificproceduresandstatementsofintentthatsamplingandanalysismustrelatetothespecificproduct.1.2Thisspecificationwasdevelopedinthelightofcurrentlymanufacturedproductsasdefinedin.Materialsthatdonotconformtothedefinitionsarebeyondthescopeofthisspecification.Abriefdiscussionisfoundin.1.3Detailsofmanufacturingproceduresarebeyondthescopeofthisspecification.Note1Thereissomepotentialformanufacturingvariablestoaffectthepropertiesofmembersthatareloadedforsustainedperiodsoftime.Usersofthisspecificationareadvisedtoconsiderthecommentaryonthistopicin.1.4Thisspecificationprimarilyconsidersenduseindryserviceconditions,suchaswithmostprotectedframingmembers,wheretheaverageequilibriummoisturecontentforsolid-sawnlumberislessthan16%.Theconditioningenvironmentofisconsideredrepresentativeofsuchuses.1.5Theperformanceofstructuralcompositelumberisaffectedbywoodspecies,woodelementsizeandshape,andadhesiveandproductionparameters.Therefore,productsproducedbyeachindividualmanufacturershallbeevaluatedtodeterminetheirproductproperties,regardlessofthesimilarityincharacteristicstoproductsproducedbyothermanufacturers.Whereamanufacturerproducesproductinmorethanonefacility,eachproductionfacilityshallbeevaluatedindependently.Foradditionalproductionfacilities,anyrevisionstothefullqualificationprograminaccordancewiththisspecificationshallbeapprovedbytheindependentqualifyingagency.1.6Thisspecificationisintendedtoprovidemanufacturers,regulatoryagencies,andenduserswithameanstoevaluateacompositelumberproductintendedforuseasastructuralmaterial.1.7Thisspecificationcoversinitialqualificationsampling,mechanicalandphysicaltests,analysis,anddesignvalueassignments.Requirementsforaquality-controlprogramandcumulativeevaluationsareincludedtoensuremaintenanceofallowabledesignvaluesfortheproduct.1.8Thisspecification,orpartsthereof,shallbeapplicabletostructuralcompositelumberportionsofmanufacturedstructuralcomponents.1.9Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B70
【国际标准分类号】:79_060_01
【页数】:20P.;A4
【正文语种】: