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【英文标准名称】:StandardTestMethodforMeasurementofHydrogenSulfideintheVaporPhaseAboveResidualFuelOils
【原文标准名称】:残留燃料油上方气相硫化氢测量的标准试验方法
【标准号】:ASTMD5705-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D02.E0.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:石油产品;油;试验;长度
【英文主题词】:hydrogensulfide;length-of-staindetectortube;residualfueloil
【摘要】:Excessivelevelsofhydrogensulfideinthevaporphaseaboveresidualfueloilsinstoragetanksmayresultinahealthhazard,OSHAlimitsviolation,andpubliccomplaintsaboutodors.ControlmeasurestomaintainsafelevelsofH2SinthetankatmosphereforthoseworkinginthevicinityrequireaconsistentmethodfortheassessmentofpotentiallyhazardouslevelsofH2Sinfueloils(Warningx2014;H2Sisahighlytoxicsubstance.UseextremecareinthesamplingandhandlingofsamplesthataresuspectedofcontaininghighlevelsofH2S.).Thistestmethodhasbeendevelopedtoproviderefineries,fuelterminals,andindependenttestinglaboratories,whichdonothaveaccesstoanalyticalinstrumentssuchasagaschromatograph,withasimpleandconsistentfieldtestmethodfortherapiddeterminationofH2Sinthevaporphaseofresidualfueloils.ThistestmethoddoesnotnecessarilysimulatethevaporphaseH2Sconcentrationofafuelstoragetank.Itdoes,however,providealevelofconsistencysothatthetestresultisonlyafunctionoftheresidualfueloilsampleandnotthetestmethod,operator,orlocation.NogeneralcorrelationcanbeestablishedbetweenthisfieldtestandactualvaporphaseconcentrationsofH2Sinresidualfueloilstorageortransports.However,afacilitythatproducesfueloilfromthesamecrudesourceunderessentiallyconstantconditionsmightbeabletodevelopacorrelationforitsindividualcase.1.1Thistestmethodcoversthefielddeterminationofhydrogensulfide(H2S)inthevaporphase(equilibriumheadspace)ofaresidualfueloilsample.1.2Thetestmethodisapplicabletoliquidswithaviscosityrangeof5.5mm2/sat40176;Cto50mm2/sat100176;C.ThetestmethodisapplicabletofuelsconformingtoSpecificationD396GradeNos.4,5(Heavy),and6.1.3Theapplicablerangeisfrom5to4000partspermillionbyvolume(ppmv/v)(micromole/mole).1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Productsandsystemsfortheprotectionandrepairofconcretestructures-Testmethods-Determinationofcreepundersustainedtensileloadforsyntheticresinproducts(PC)fortheanchoringofreinforcingbars.
【原文标准名称】:保护和修复混凝土结构的产品和系统.试验方法.测定配筋加固的合成树脂产品(PC)长期拉伸载荷的蠕变性
【标准号】:NFP18-925-2007
【标准状态】:现行
【国别】:法国
【发布日期】:2007-03-01
【实施或试行日期】:2007-03-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:锚具;人造树脂;混凝土元件;混凝土工程;混凝土;建筑;蠕变性能;儒变率;测量规程;耐用试验;保护装置;保护系统;加强棒材;钢筋;检修;试样制备;钢部件;钢;结构;表面防护;拉伸应变;试验;桁架
【英文主题词】:
【摘要】:
【中国标准分类号】:P25
【国际标准分类号】:91_080_40
【页数】:9P;A4
【正文语种】:其他