【英文标准名称】:StandardClassificationforDeterminationofImpactInsulationClass(IIC)
【原文标准名称】:撞击缓冲等级(IIC)测定的标准分类
【标准号】:ASTME989-2006
【标准状态】:现行
【国别】:
【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】:E33.03
【标准类型】:(Classification)
【标准水平】:()
【中文主题词】:声学;建筑声学;分类系统;建筑;测定;绝缘;隔热
【英文主题词】:floors;IIC;impactnoise;impactrating;tappingmachine
【摘要】:Theratingincreasesastheimpactsoundattenuationofthefloorceilingstructureincreases.Theratingcanbeusedbyarchitects,builders,andspecificationandcodeauthoritiesforacousticaldesignpurposesinbuildingconstructions.4.2TheratingstrictlyonlyappliestoexcitationbythestandardtappingmachinedefinedinTestMethodsE492andE1007.Itdoesnotdealwithlowfrequencysoundsbelow100Hzthataretypicallygeneratedbelowlightweightjoistfloorswhentheyarewalkedon.Nordoesitdealwiththesqueaking,crunchingorrattlingsoundsthatcanoccurinjoistconstructionwhenelementsintheconstructionarelooseandoccupantswalkonthefloor.4.3Thisclassificationshallonlybeusedwithone-thirdoctavebanddata.1.1Thisclassificationprovidesamethodfordeterminingaratingthatcanbeusedtocomparethelevelsofimpactnoisegeneratedbyastandardtappingmachineandtransmittedthroughdifferentfloor-ceilingassemblies.1.2Thenamegiventotheratingisassignedbythetestmethodthatinvokesthisclassification.1.3ThisclassificationisapplicableonlytoonethirdoctavebandimpactnoisedataobtainedusingthestandardtappingmachinedescribedinTestMethodsE492andE1007.1.4Testmethodsthatinvokethisclassificationinclude:1.4.1TestMethodE492-thesingle-numberratingiscalledimpactinsulationclass(IIC).1.4.2TestMethodE1007-thesingle-numberratingiscalledfieldimpactinsulationclass(FIIC).Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P15
【国际标准分类号】:91_120_20
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:DeterminingBariumYield,GetterGasContentandGetterSorptionCapacityforBariumFlashGetters
【原文标准名称】:钡闪光消气剂的钡收获率、消气剂吸气量和消气剂吸着(能)力的测定
【标准号】:ASTMF111-1972
【标准状态】:作废
【国别】:美国
【发布日期】:1972
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:产量;电子工程;钡;消气剂;容量;记录
【英文主题词】:electronicengineering;barium;yield(productivity);capacity;getters;recordings
【摘要】:
【中国标准分类号】:L90;J78
【国际标准分类号】:23_160
【页数】:14P;A4
【正文语种】:英语