ASTM E2231-2007a 表面燃烧特征评估用管和管道绝缘材料的试样制备和安装的标准实施规程

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【英文标准名称】:StandardPracticeforSpecimenPreparationandMountingofPipeandDuctInsulationMaterialstoAssessSurfaceBurningCharacteristics
【原文标准名称】:表面燃烧特征评估用管和管道绝缘材料的试样制备和安装的标准实施规程
【标准号】:ASTME2231-2007a
【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】:E05.22
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:燃烧;管道;防火安全;绝缘;材料;安装;管;试样制备;表面
【英文主题词】:
【摘要】:1.1ThispracticedescribesproceduresforspecimenpreparationandmountingwhentestingpipeandductinsulationmaterialstoassessflamespreadandsmokedevelopmentassurfaceburningcharacteristicsusingTestMethodE84.1.2TestingisconductedwithTestMethodE84.1.3Thispracticedoesnotprovidepass/failcriteriathatcanbeusedasaregulatorytool.1.4Usethevaluesstatedininch-poundunitsasthestandard,inrefereedecisions.ThevaluesintheSIsystemofunitsaregiveninparentheses,forinformationonly;seeIEEE/ASTMSI-10forfurtherdetails.1.5Thisfirestandardcannotbeusedtoprovidequantitativemeasures.1.6Firetestingofproductsandmaterialsisinherentlyhazardous,andadequatesafeguardsforpersonnelandpropertyshallbeemployedinconductingthesetests.Firetestinginvolveshazardousmaterials,operations,andequipment.Thisstandardgivesinstructionsonspecimenpreparationandmounting,butthefire-test-responsemethodisgiveninTestMethodE84.SeealsoSection8.1.7Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredrequirementsofthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.8Thisfirestandardcannotbeusedtoprovidequantitativemeasures.
【中国标准分类号】:P16
【国际标准分类号】:13_220_50
【页数】:8P.;A4
【正文语种】:


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【英文标准名称】:Phenolic,aminoandcondensationresins-Determinationoffree-formaldehydecontent
【原文标准名称】:酚醛树脂、氨基树脂和缩合树脂.游离甲醛含量的测定
【标准号】:ISO11402-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:氨基塑料;树脂;缩合树脂;试验;粘合剂;脲树脂;清漆;甲醛树脂;容量分析;亚硫酸钠;反应性树脂;蜜胺树脂;化学分析和试验;脲;甲醛释出;冷凝;质量浓度;甲醛;缩聚物;含量测定;人造树脂;热固性聚合物;酚醛树脂;材料试验;涂料;测定;高聚物;塑料;定义
【英文主题词】:Aminoplasts;Artificialresins;Bindingagents;Chemicalanalysisandtesting;Coatingmaterials;Condensation;Condensationpolymers;Condensationresin;Definitions;Determination;Determinationofcontent;Formaldehyde;Formaldehydeconcentration;Formaldehydeemissions;Furanresins;Massconcentration;Materialstesting;Melamineresins;Paints;Phenolicresins;Plastics;Polymers;Reactionresins;Resins;Sodiumsulphites;Testing;Thermosettingpolymers;Titrimetry;Urea;Urearesin;Varnishes;Volumetricanalysis
【摘要】:ThisInternationalStandardspecifiesthreemethodsfordeterminingthefree-formaldehydecontentinthefollowing:a)Phenolicresins,bypotentiometrictitrationinaqueousororganicsolution(hydroxylaminehydrochlorideprocedure).Themethodisapplicabletoresinswithfree-formaldehydecontentsuptoandincluding15%bymass.Forfree-formaldehydecontentsbetween15%bymassand30%bymass,itmaybenecessarytoadjusttheconcentrationsofthestandardvolumetricsolutionsusedaccordingly.b)Aminoresinsandfuranresins(sulfiteprocedure).Themethodisapplicabletoresinsresultingfromthepolycondensationofureaandmelaminewithformaldehydeandtofuranresinsresultingfromthepolycondensationoffurfurylalcoholwithformaldehydewithoutfurthermodification.c)Condensationresins(KCNprocedure),includingurearesins,furanresins,melamineresinsandphenolicresins,aswellascombinationsandmodificationsoftheseresins.ThepurposeofthisInternationalStandardistoestablishrecognizedandusefuldeterminationprocedures(forinstanceinordertocheckwhetherofficialregulationsonthehandlingofhazardousworkplacematerialsareobserved).Asfaraspossible,allformaldehyde-containingresinsaretobeincludedinthisconnection.Thefree-formaldehydecontentdeterminedinformaldehydecondensationresinsusingthisInternationalStandardrepresentstheactualcontentatthetimeofthedetermination.Thevaluebearsnoquantitativerelationshiptothefree-formaldehydecontentduringorafterprocessing.
【中国标准分类号】:G31
【国际标准分类号】:83_080_10
【页数】:12P;A4
【正文语种】:英语


基本信息
标准名称:有质量评定的直流和低频模拟及数字式高速数据处理设备用连接器 第4部分:印制板连接器分规范
英文名称:Connectors with assessed quality for use in d.c. low-frequency analogue and in digital high-speed data applications -- Part 4: Sectional specification-printed board connectors
中标分类: 电子元器件与信息技术 >> 电子元件 >> 连接器
ICS分类: 电子学 >> 电子电信设备用机电零部件 >> 插头和插座装置、连接器
发布日期:2005-06-28
实施日期:2005-09-01
首发日期:
作废日期:
出版日期:
页数:21页
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所属分类: 电子元器件与信息技术 电子元件 连接器 电子学 电子电信设备用机电零部件 插头和插座装置 连接器