BS EN 590-2009 内燃机燃料.柴油.试验方法和要求
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【英文标准名称】:Automotivefuels-Diesel-Requirementsandtestmethods
【原文标准名称】:内燃机燃料.柴油.试验方法和要求
【标准号】:BSEN590-2009
【标准状态】:作废
【国别】:英国
【发布日期】:2009-06-30
【实施或试行日期】:2009-06-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:添加剂;机动车燃料;十六烷值;分类系统;气候;名称与符号;柴油机;柴油;气候效应;检验;极限(数学);作标记;材料试验;最低要求;汽车;汽油泵;石油产品;特性;质量改进;规范(验收);试验
【英文主题词】:Additives;Automotivefuels;Cetanenumber;Classificationsystems;Climate;Designations;Diesel;Dieselfuels;Influenceofclimate;Inspection;Limits(mathematics);Marking;Materialstesting;Minimumrequirements;Motorvehicles;Petrolpumps;Petroleumproducts;Properties;Qualityimprovement;Specification(approval);Testing
【摘要】:ThisEuropeanStandardspecifiesrequirementsandtestmethodsformarketedanddeliveredautomotivedieselfuel.Itisapplicabletoautomotivedieselfuelforuseindieselenginevehiclesdesignedtorunonautomotivedieselfuel.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:18P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforEvaluatingtheInfluenceofThermalInsulationsonExternalStressCorrosionCrackingTendencyofAusteniticStainlessSteel
【原文标准名称】:评定奥氏体钢热绝缘材料对外应力腐蚀开裂趋势的影响的标准试验方法
【标准号】:ASTMC692-2008e1
【标准状态】:现行
【国别】:
【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】:C16.31
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:奥氏体不锈钢;氯化物;德纳试验;滴水试验;外应力腐蚀裂痕(ESCC);鉴定试验;隔热;奥氏体不锈钢热绝缘;毛细作用
【英文主题词】:austeniticstainlesssteel;chloride;Danatest;Driptest;externalstresscorrosioncracking(ESCC);qualificationtest;thermalinsulation;Austeniticstainlesssteelthermalinsulation;Wicking
【摘要】:Aninherentcharacteristicofsomealloysofausteniticstainlesssteelistheirtendencytocrackatstresspointswhenexposedtocertaincorrosiveenvironments.ThemechanismsofESCCarecomplexandnotcompletelyunderstoodbutareapparentlyrelatedtocertainmetallurgicalproperties.Chlorideionsconcentratedatastresspointwillcatalyzecrackformation.IthasbeenreportedthatotherhalideionsdonotpromoteESCCtothesamedegreeasdoeschlorideusingthetesttechnologyofTestMethodC692(driptest).Chloridesarecommontomanyenvironments,sogreatcareshallbetakentoprotectausteniticstainlesssteelfromchloridecontamination.Mostthermalinsulationswillnot,ofthemselves,causestresscorrosioncrackingasshownbyqualificationtests.Whenexposedtoelevated-temperature(boilingpointrange),environmentscontainingchlorides,moisture,andoxygen,however,someinsulationsystemsactascollectingmedia,transmigratingandconcentratingchloridesonheatedstainlesssteelsurfaces.Ifmoistureisnotpresent,thechloridesaltscannotmigrate,andstresscorrosioncrackingbecauseofchloride-contaminatedinsulationcannottakeplace.Insulationmaterialsareavailablethatarespeciallyformulatedtoinhibitstresscorrosioncrackinginthepresenceofchloridesthroughmodificationsinbasiccompositionorincorporationofcertainchemicaladditives.Theabilityofthe28-daytesttomeasurethecorrosionpotentialofinsulationmaterialsisdocumentedbyKarnes,whosedataappeartohavebeenusedforconstructionoftheacceptabilitycurveusedinSpecificationC795andotherspecifications.Themetalforallofthecouponsusedinthistestmethod(C692)shallbequalified(seeSection14)toascertainthatunderconditionsofthetest,chlorideionswillcausethemetaltocrack,anddeionizedwateralonewillnotcausecracks.1.1Thistestmethodcoverstwoproceduresforthelaboratoryevaluationofthermalinsulationmaterialstodeterminewhethertheycontributetoexternalstresscorrosioncracking(ESCC)ofausteniticstainlesssteelduetosolublechlorideswithintheinsulation.ThislaboratoryprocedureisnotintendedtocoverallofthepossiblefieldconditionsthatcontributetoESCC.1.2Whilethe1977editionofthistestmethod(Danatest)isapplicableonlytowicking-typeinsulations,theproceduresinthiseditionareintendedtobeapplicabletoallinsulatingmaterials,includingcements,someofwhichdisintegratewhentestedinaccordancewiththe1977edition.Wickinginsulationsarematerialsthatwetthroughandthroughwhenpartially(50to75%)immersedinwaterforashortperiodoftime(10minorless).1.3Theseproceduresareintendedprimarilyasapreproductiontestforqualificationofthebasicchemicalcompositionofaparticularmanufacturer''sproductandarenotintendedtoberoutinetestsforongoingqualityassuranceorproductionlotcompliance.TestMethodsC871,ontheotherhand,isusedforconfirmationofacceptablechemicalpropertiesofsubsequentlotsofinsulationpreviouslyfoundacceptablebythistestmethod.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitat......
【中国标准分类号】:
【国际标准分类号】:77_060
【页数】:7P.;A4
【正文语种】:
基本信息
标准名称: | 化学试剂 磷酸盐测定通用方法 |
英文名称: | Chemical reagent-General method for the determination of phosphate |
中标分类: |
化工 >>
化学试剂 >>
化学试剂综合 |
ICS分类: |
化工技术 >>
分析化学 >>
化学试剂
|
替代情况: | 被GB/T 9727-2007代替 |
发布部门: | 中国石油和化学工业协会 |
发布日期: | 1988-09-05 |
实施日期: | 1989-04-01 |
首发日期: | 1988-09-05 |
作废日期: | 2008-04-01 |
主管部门: | 中国石油和化学工业协会 |
归口单位: | 全国化学标准化技术委员会 |
起草单位: | 北京化学试剂所 |
出版日期: | 1900-01-01 |
页数: | 2页 |
适用范围
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所属分类: 化工 化学试剂 化学试剂综合 化工技术 分析化学 化学试剂