ASTM D5606-2009 甲苯二氰酸盐(TDI)原料用甲苯的标准规范
时间:2024-05-24 17:35:19 来源: 标准资料网 作者：标准资料网 阅读：9526
【英文标准名称】:StandardSpecificationforTolueneforTolueneDiisocyanate(TDI)Feedstock
【原文标准名称】:甲苯二氰酸盐(TDI)原料用甲苯的标准规范
【标准号】:ASTMD5606-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D16.01
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:impuritiesintoluene;toluene;toluenediisocyanatefeedstock;Impurities--organiccompounds;Paintmaterials/applications--specifications;Toluene;Toluenediisocyanate(TDI)feedstock
【摘要】:1.1Thisspecificationcoverstoluenefortoluenediisocyanate(TDI)feedstock.1.2Thefollowingappliestoallspecifiedlimitsinthisspecification:forpurposesofdeterminingconformancewiththisspecification,anobservedvalueoracalculatedvalueshallberoundedofftothenearestunitinthelastright-handdigitusedinexpressingthespecificationlimit,inaccordancewiththerounding-offmethodofPracticeE29.1.3ConsultOSHAregulationsandsuppliers''materialsafetydatasheetsforallmaterialsusedinthisspecification.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.
【中国标准分类号】:G16
【国际标准分类号】:71_080_15
【页数】:2P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforJoints,Fittings,andPatchesinCoatedPipelines
【原文标准名称】:涂覆管道连接件、配件和搭接板的标准试验方法
【标准号】:ASTMG18-2007
【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】:D01.48
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:涂层;配件;连接件(活接头);材料;非金属;涂漆;涂料;管道;测试
【英文主题词】:capacitance;coating;current;dissipationfactor;fittings;immersion;joint;leakage;patches;pipeline;resistance
【摘要】:Theexposedmetalsurfacesatjoints,fittings,anddamagedareasinanotherwisecoatedpipelinewillbesubjectedtocorrosionifallowedtocomeincontactwiththesoilenvironment.Theperformanceofjointandpatchingmaterialsdesignedtofunctionasprotectivecoveringswilldependuponsuchfactorsastheabilityofthematerialtobondtoboththepipecoatingandexposedmetalsurfaces,theintegrityofthemoisturesealatlappedjoints,andthewaterabsorptioncharacteristicsofthejointmaterial.Theexistenceofsubstantialleakagecurrentthroughthecoatingjoint,patch,orfittingisreliableevidencethatthematerialhassufferedasignificantdecreaseinitsperformanceasaprotectivebarrier.Inasimilarmanner,measuredchangesinjointcapacitanceanddissipationfactorareusefulbecausetheyarerelatedtothewaterabsorptionrateofthejointmaterial.Waterpermeatinganinsulatingbarrierincreasesitscapacitanceanditsprogresscanbemeasuredthroughtheuseofasuitableimpedancebridge.1.1Thistestmethoddescribesdeterminationofthecomparativecorrosionpreventativecharacteristicsofmaterialsusedforapplicationstojoints,couplings,irregularfittings,andpatchedareasincoatedpipelines.Thetestmethodisapplicabletomaterialswhoseprincipalfunctionistoactasbarriersbetweenthepipesurfaceandsurroundingsoilenvironment.1.2Thetestmethoddescribedemploysmeasurementsofleakagecurrent,capacitance,anddissipationfactortoindicatechangesintheinsulatingeffectivenessofjointandpatchingmaterials.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4ThevaluesstatedinSIunitstothreesignificantdecimalsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.
【中国标准分类号】:J15;A29
【国际标准分类号】:23_040_01
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Earth-movingmachinery;safetyrequirements
【原文标准名称】:挖土机.安全技术要求
【标准号】:DIN24092-1985
【标准状态】:作废
【国别】:德国
【发布日期】:1985-12
【实施或试行日期】:1985-12-01
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;土方机械;施工设备;安全工程;规范(审批);安全要求;机械工程;安全
【英文主题词】:safety;safetyengineering;safetyrequirements;earth-movingequipment;constructionequipment;specification(approval);earth-movingmachines;mechanicalengineering;definitions
【摘要】:
【中国标准分类号】:P97
【国际标准分类号】:3685
【页数】:3P;A4
【正文语种】:德语