SAE AS3140 Stud, Stepped - 2.5 Dia Engagement, PD Shank, AMS 5731, .3125-24 UNJF-3A X .250-28 UNJF-3A
时间:2024-05-15 09:23:58 来源: 标准资料网 作者：标准资料网 阅读：8448
Product Code:SAE AS3140
Title:Stud, Stepped - 2.5 Dia Engagement, PD Shank, AMS 5731, .3125-24 UNJF-3A X .250-28 UNJF-3A
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:
【英文标准名称】:StandardPracticesforMountingTestSpecimensforSoundTransmissionLossTestingofNavalandMarineShipBulkheadTreatmentMaterials
【原文标准名称】:海军和航海船舶舱壁处理材料的声传输损失试验用试样的安装
【标准号】:ASTME1123-1986(2003)
【标准状态】:现行
【国别】:
【发布日期】:1986
【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】:E33.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:锁定试验;试样;传输损耗;声传输;材料;声学;建筑;造船;声学测量;建筑声学
【英文主题词】:bulkhead;marineacousticalapplications;soundtransmissionloss
【摘要】:Thesoundtransmissionlossprovidedbyamaterialthatcoversaflatsurfacedependsnotonlyonthephysicalpropertiesofthematerialbutalsoonthetypeofstructuretowhichitismountedandthemountingmethodused.Navalandmarinearchitectsanddesignengineersrequirespecifictransmissionlosscharacteristicsofacousticaltreatmentmaterialsastheywouldexhibitinstalledonaship’structure.Themountingstructureandproceduresspecifiedinthesepracticesareintendedtosimulatesuchashipboardenvironment.TestreportsmayrefertothismountingbyPracticesE1123insteadofprovidingadetaileddescriptionofthemountingused.1.1ThesepracticesdescribetestspecimenmountingstobeusedfornavalandmarineshipapplicationsduringsoundtransmissionlosstestsperformedinaccordancewithTestMethodE90.1.2Thestructurespecifiedinthesepracticesisintendedformountingofsingle-layertreatmentsorcompositetreatmentsconsistingofvariousmaterialsandconfigurations.Acousticaltreatmentmaterialsmaybecombinationsofacousticalabsorbentmaterials,limpmassseptums,andinsulationmaterials.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:U05
【国际标准分类号】:
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Methodsoftestformasonryunits-Part4:Determinationofrealandbulkdensityandoftotalandopenporosityfornaturalstonemasonryunits;GermanversionEN772-4:1998
【原文标准名称】:砖石检验方法.第4部分:天然石圬工件密度、体积密度、整体空隙率以及开口空隙率的测定
【标准号】:EN772-4-1998
【标准状态】:现行
【国别】:
【发布日期】:1998-10
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:测定;孔隙率;石;试件;试验条件;天然石料;试验;施工材料;测定;建筑;数学计算;密度;砖石工程;检验;砖;砖砌体工程;负荷;测量;体密度;试验证明书;规范;试验设备;材料试验机
【英文主题词】:Bricks;Bulkdensity;Construction;Constructionmaterials;Density;Determination;Determinations;Inspection;Loading;Masonry;Masonrywork;Materialtestingmachines;Mathematicalcalculations;Measurement;Naturalstones;Porosity;Specification;Stone;Testcertificates;Testequipment;Testpieces;Testing;Testingconditions
【摘要】:
【中国标准分类号】:P24
【国际标准分类号】:91_100_15
【页数】:6P.;A4
【正文语种】:英语