【英文标准名称】:StandardPracticeforCalculatingBendingStrengthDesignAdjustmentFactorsforFire-Retardant-TreatedPlywoodRoofSheathing
【原文标准名称】:火焰阻滞剂处理的胶合板屋顶盖板计算弯曲强度设计调节因素的标准实施规程
【标准号】:ASTMD6305-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D07.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:designloadvalues;fireretardanttreatment;plywood;strengthtest;Buildingdesignandconstruction;Calculatingtestvalues;Designstresses;Fire-retardant-treatedwood/wood-basematerials;Plywood;Roofsheathing;Strength--woodmaterials/applicatio
【摘要】:Thispracticedevelopstreatmentfactorsthatshallbeusedbyfireretardantchemicalmanufacturerstoadjustbendingstrengthdesignvaluesforuntreatedplywoodtoaccountforthefire-retardanttreatmenteffects.Thispracticeusesdatafromreferencethermal-loadcyclesdesignedtosimulatetemperaturesinslopedroofsofcommondesigntoevaluateproductsfor50iterations.Thispracticeappliestomaterialinstalledusingconstructionpracticesrecommendedbythefireretardantchemicalmanufacturersthatincludeavoidingexposuretoprecipitation,directwetting,orregularcondensation.Thispracticeisnotmeanttoapplytobuildingswithsignificantlydifferentdesignsthanthosedescribedin1.3.TestMethodD5516causedthermallyinducedstrengthlossesinlaboratorysimulationswithinareasonablyshortperiod.Theenvironmentalconditionsusedinthelaboratory-activatedchemicalreactionsthatareconsideredtobesimilartothoseoccurringinthefield.Thisassumptionisthefundamentalbasisofthispractice.1.1Thispracticecoversproceduresforcalculatingbendingstrengthdesignadjustmentfactorsforfire-retardant-treatedplywoodroofsheathing.Themethodsutilizetheresultsofstrengthtestingafterexposureatelevatedtemperaturesandcomputer-generatedthermalloadprofilesreflectiveofexposuresencounteredinnormalserviceconditionsinawidevarietyofcontinentalUnitedStatesclimates.1.2Necessarily,commonlaboratorypracticeswereusedtodevelopthemethodsherein.Itisassumedthattheprocedureswillbeusedforfire-retardant-treatedplywoodinstalledusingappropriateconstructionpracticesrecommendedbythefireretardantchemicalmanufacturers,whichincludeavoidingexposuretoprecipitation,directwetting,orregularcondensation.1.3Theheatgains,solarloads,roofslopes,ventilationrates,andotherparametersusedinthispracticewerechosentoreflectcommonslopedroofdesigns.Thispracticeisapplicabletoroofsof3in12orsteeperslopes,toroofsdesignedwithventareasandventlocationsconformingtonationalstandardsofpractice,andtodesignsinwhichthebottomsideofthesheathingisexposedtoventilationair.Theseconditionsmaynotapplytosignificantlydifferentdesignsandthereforethispracticemaynotapplytosuchdesigns.1.4InformationandabriefdiscussionsupportingtheprovisionsofthispracticeareintheCommentaryintheappendix.Alarge,moredetailed,separateCommentaryisalsoavailablefromASTM.1.5Themethodologyinthispracticeisnotmeanttoaccountforallreportedinstancesoffire-retardantplywoodundergoingprematureheatdegradation.1.6Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q17
【国际标准分类号】:91_060_20
【页数】:6P.;A4
【正文语种】:英语


【英文标准名称】:CriticalitySafetyEngineerTrainingandQualificationProgram
【原文标准名称】:临界安全工程师训练和合格计划
【标准号】:ANSI/ANS8.26-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007-06-20
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANS
【标准类型】:()
【标准水平】:()
【中文主题词】:能力;临界安全;工程设计;工程师;管理;合格;训练
【英文主题词】:Competence;Criticalitysafety;Engineeringdesign;Engineers;Management;Qualifications;Training
【摘要】:Thisstandardpresentsthefundamentalcontentelementsofatrainingandqualificationprogramforindividualswithresponsibilitiesforperformingthevarioustechnicalaspectsofcriticalitysafetyengineering.Thestandardpresentsaflexiblearrayofcompetenciesforusebymanagementtodeveloptailoredtrainingandqualificationprogramsapplicabletosite-specificjobfunctions,facilitiesandoperations.
【中国标准分类号】:C52
【国际标准分类号】:03_100_30
【页数】:
【正文语种】:英语