ASTM D4830-1998(2006) 屋面和防水用热塑性织物特性的标准试验方法

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【英文标准名称】:StandardTestMethodsforCharacterizingThermoplasticFabricsUsedinRoofingandWaterproofing
【原文标准名称】:屋面和防水用热塑性织物特性的标准试验方法
【标准号】:ASTMD4830-1998(2006)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D08.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:网;屋顶层;试验方法;防水材料;热塑性聚合物
【英文主题词】:heatstability;prefabricatedroofingandwaterproofingmembrane;thermoplasticfabric;trapezoidtearingstrength
【摘要】:1.1Thesetestmethodscovertheproceduresforcharacterizingthermoplasticfabrics(forexamplepolyester,polyamide,polypropylene,andsoforth)usedinprefabricatedroofingandwaterproofingmembranes.1.2Proceduresappearinthefollowingorder:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31;Q17
【国际标准分类号】:91_060_20;91_100_50
【页数】:6P.;A4
【正文语种】:


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【英文标准名称】:StandardPracticeforVerifyingMinimumAcceptablePerformanceofTraceExplosiveDetectors
【原文标准名称】:核查痕量爆炸物探测器的最低可接受性能用标准实施规程
【标准号】:ASTME2520-2007
【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(US-ASTM)
【起草单位】:E54.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:事故预防;探测器;灾害控制;防爆;爆炸的;性能;痕量元素;验证
【英文主题词】:explosive;IMS;ionmobilityspectrometry;PETN;RDX;samplematrix;swipe;testkits;TNT
【摘要】:Thepracticemaybeusedtoaccomplishseveralends:tocomparedetectorsbeforepurchase;asademonstrationbythevendorthattheequipmentisperformingproperlytoaminimalstandard;orforaperiodicverificationofdetectorperformanceafterpurchase.Thispracticeestablishestheminimumperformancethatisrequiredforadetectortobeconsideredeffectiveinthedetectionoftraceexplosives.Anexplosivesdetectorisconsideredtohavex201C;minimumacceptableperformancex201D;whenithaspassedalloftheevaluationtestswithoutafailure.Thispracticeusesthreeexplosivecompoundsx2014;RDX,PETN,andTNTx2014;thatareusedtorepresentnitro-basedcompoundshavingarangeofphysicalandchemicalproperties.Theconcentrationsofthesolutionsofexplosivehavebeendeterminedtobesufficienttoprovideapositivedetectoralarmsignal.Intime,othercompoundsmaybeaddedorsubstitutedintothispracticeasdetectionprioritiesdictate.ThispracticewasdevelopedusingIMS-basedtraceexplosivesdetectors,butthispracticeshouldalsobeapplicabletoanyexplosivesdetectordesignedtoanalyzetracelevelsofhigh-explosivecompoundscollectedonswipes.Thispracticedoesnotincludeprocedurestotestforcompoundsthatmayinterferewithdetectorperformance.Thispracticedoesnottesttheminimumlimitofdetectionorthedynamicrangeofthetraceexplosivesdetector.Thispracticedoesnottestforcompoundsotherthanhighexplosives.Thispracticeonlyevaluatestheresponseofthedetectortotracesofpureexplosivecompounds.1.1Thispracticeisprimarilyintendedtoassistfirstrespondersandsecurityscreenersinverifyingtheminimumacceptableperformanceofdetectorsusedtoidentifytracesofhighexplosivessuchascyclotrimethylenetrinitramine(RDX),pentaerythritoltetranitrate(PETN),andtrinitrotoluene(TNT).Theseexplosivedetectorsmaybebasedon,butarenotlimitedto,ionmobilityspectrometry(IMS).1.2Thispracticeisusedtoevaluatethedetectorresponsetoevaporatedresiduesoflow-concentrationsolutionsofexplosivecompoundsplacedontestswipes.Thesolutionsusedforthisevaluationarepreparedinasuitableorganicsolventandcontainasinglehighexplosive.1.3Thispracticedoesnotaddressorusesamplingprocedurescommontotheuseoftraceexplosivedetectors.Itonlyteststheresponseofthedetectoronceatestswipehasbeensuccessfullyintroducedintotheexplosivedetector.1.4Thispracticedoesnotevaluatetheeffectofcontaminantsorinterferencesthatmaybeencounteredinsamplingfortraceexplosivesinthefield.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N51
【国际标准分类号】:13_230
【页数】:5P.;A4
【正文语种】:


基本信息
标准名称:锡焊用液态焊剂(松香基)
中标分类: 电子元器件与信息技术 >> 电子元件 >> 印制电路
替代情况:被GB/T 9491-2002代替 调整为SJ/T 10946-1996
发布日期:1900-01-01
实施日期:1988-12-01
首发日期:1900-01-01
作废日期:1900-01-01
出版日期:1900-01-01
页数:11页
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所属分类: 电子元器件与信息技术 电子元件 印制电路