JJG 464-1996 生化分析仪检定规程
作者:标准资料网 时间:2024-05-19 16:14:27 浏览:8083
来源:标准资料网
基本信息
标准名称: | 生化分析仪检定规程 |
英文名称: | Verification Regulation of Ceinical Chemistry Analyzer |
中标分类: |
综合 >>
计量 >>
化学计量 |
替代情况: | 被JJG 464-2011代替 |
发布部门: | 国家技术监督局 |
发布日期: | 1996-05-28 |
实施日期: | 1996-11-01 |
首发日期: | |
作废日期: | 2012-05-30 |
归口单位: | 上海市技术监督局 |
起草单位: | 天津市计量技术研究所、天津市劳动卫生职业病研究所 |
起草人: | 杨秀英、王延让 |
出版社: | 中国计量出版社 |
出版日期: | 2004-04-19 |
页数: | 20页 |
书号: | 155026-1529 |
适用范围
本规程适用于新制造、使用中和修理后的吸光原理临床生化分析仪的检定。
前言
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目录
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引用标准
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所属分类: 综合 计量 化学计量
【英文标准名称】:StandardTestMethodforMeasurementofAsphaltShingleMechanicalUpliftResistance
【原文标准名称】:沥青盖屋板耐机械提升性测量的标准试验方法
【标准号】:ASTMD6381-2008
【标准状态】:现行
【国别】:美国
【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】:D08.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:asphaltshingle;factory-appliedsealant;field-appliedsealant;sealantbondstrength;shinglemechanicalupliftresistance;Asphaltroofingmaterials;Bondstrength--adhesives;Factory-appliedadhesive;Field-appliedadhesive;Mechanicalupliftresistan
【摘要】:Upliftresistanceisoneofthepropertiesofanappliedshinglethatrelatestoitsabilitytowithstandwindforces.Themechanicaltestsdescribedarelaboratorymethodstomeasurethatresistanceatadesignatedtemperatureaftertheshingleshavebeensealedunderdesignatedconditions.Noquantitativerelationshiphasbeenestablishedbetweenthemechanicalupliftresistanceandupliftforcesduetothewind.Manyfactorsinfluencethesealingcharacteristicsofshinglesinthefield;forexample,temperature,time,contaminationbydirtanddebris,roofslope,andinterferencebymisplacedfasteners.Itisnottheobjectiveofthistestmethodtoaddressalloftheseinfluences.Thistestmethodisdesignedtodeterminethemechanicalupliftresistancewhenrepresentativespecimensofshinglesaresealedunderselectedconditionspriortotesting.ProcedureAproduceslowerresultsthanProcedureB.ProcedureAprovidesanedge-liftloadvalueandProcedureBprovidesaperpendicularloadvalue.Theprocedureapplicabletoaspecificproductdependsonthespecificproductdesign,geometry,andrigidity.Itistheresponsibilityoftheuserofthistestmethodtodeterminetheappropriateprocedurewithreferencetothespecificproductandapplication.Itispossiblethatengineeringcalculationswouldrequirebothprocedurestobeemployed,andforbothresultstobeusedinthecalculationoftheresistanceofthatspecificproducttotheeffectsofwind.WhenusingthismethodinconjunctionwithTestMethodD7158todeterminetheupliftresistanceofshinglesaspartofthedeterminationofwindresistanceoftheshingles,determinetheappropriateprocedure(ProcedureA,ProcedureB,orboth)inaccordancewiththediscussion,andexamples,ofshinglegeometryandsealantconfigurationinSection12.2ofTestMethodD7158.1.1Thistestmethodcoversmeasuringtheupliftresistanceofasphaltroofingshinglesbymechanicalmeans.Itisapplicabletoshinglesthatuseafactory-appliedorfield-appliedsealant.1.2Thereareseveraltypesofshinglesdesignedforservicewithoutafactory-appliedorfield-appliedsealant.Theseshingles,whenappliedinaccordancewiththemanufacturers''applicationinstructions,employothermeanstoprovideresistanceagainsttheforcesgeneratedbytheactionofwindsuchasgeometryandshingleconstruction.Fieldexperiencehasshownthatthesetypesofshinglesfunctionsatisfactorilyinservice.Becausethereareavarietyoftheseshingledesigns,itisnotpracticaltodescribeinthistestmethodhowtotesttheseshinglesforupliftresistance.Thetestingofthesetypesofshingles,therefore,goesbeyondthescopeofthistestmethod.1.3Thistestmethoddescribestwoproceduresformeasuringshingleupliftresistance.ProcedureAemploysaspeciallydesignedapparatuswithaclampingdevicewhichfacilitatesliftingoftheedgeoftheshingleandmeasuringtheforcerequiredtobreaktheseal.ProcedureBemploysametalx201C;Tx201D;sectionadheredtotheweathersurfaceoftheshingletofacilitateapplicationandmeasurementofaperpendicularforcetobreaktheseal.1.4Itisnotprohibitedtousethistestmethodoverarangeofsealingtimeandtemperaturecombinationsandtestingtemperaturestosimulateavarietyofactualfielduseconditions.Thetimesandtemperaturesusedshallbestatedinthereport.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesaremathematicalconversionstoinch-poundunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.6Thisstandarddoesnotpurporttoaddress......
【中国标准分类号】:Q17
【国际标准分类号】:
【页数】:9P.;A4
【正文语种】:英语
【英文标准名称】:Hexagonsocketcountersunkheadscrews
【原文标准名称】:内六角孔沉头螺钉
【标准号】:ISO10642-1997
【标准状态】:作废
【国别】:国际
【发布日期】:1997-11
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC2
【标准类型】:()
【标准水平】:()
【中文主题词】:沉头螺钉;螺钉;尺寸;凹头紧固件;紧固件;尺寸公差;六角内孔;规范(验收);名称与符号
【英文主题词】:dimensions;screws(bolts);fasteners;specification(approval);designations;hexagonsockets;dimensionaltolerances;countersunkheadscrews;socket-headfasteners
【摘要】:
【中国标准分类号】:J13
【国际标准分类号】:21_060_10
【页数】:12P;A4
【正文语种】:英语