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DIN EN ISO 20843-2011 石油和相关产品-HFAE,HFAS和HFC类抗燃液体的pH值测定(ISO20843-2011);德文版本ENISO20843-2011

作者:标准资料网 时间:2024-03-28 23:46:00  浏览:8561   来源:标准资料网
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【英文标准名称】:Petroleumandrelatedproducts-DeterminationofpHoffire-resistantfluidswithincategoriesHFAE,HFASandHFC(ISO20843:2011);GermanversionENISO20843:2011
【原文标准名称】:石油和相关产品-HFAE,HFAS和HFC类抗燃液体的pH值测定(ISO20843-2011);德文版本ENISO20843-2011
【标准号】:DINENISO20843-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-04
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Chemicalanalysisandtesting;Determination;Fire-resistant;Fire-resistantmaterials;Hardlyinflammable;Hydraulicfluids;Hydraulicoils;Liquids;Lubricants;Mineraloils;Oils;Petroleumproducts;pH;pHmeasurement;Testequipment;Testing
【摘要】:ThisInternationalStandardspecifiesatestmethodtodeterminethepHvalueoffire-resistantfluidswithincategoriesHFAE,HFASandHFC,asclassifiedinISO6743-4.
【中国标准分类号】:
【国际标准分类号】:75_120
【页数】:12P;A4
【正文语种】:德语


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【英文标准名称】:StandardTestMethodforUsingaConeCalorimetertoDetermineFire-TestResponseCharacteristicsofInsulatingMaterialsContainedinElectricalorOpticalFiberCables
【原文标准名称】:使用锥形量热计对包含在电气或光纤电缆中的绝缘材料的着火试验反应特性测定的标准试验方法
【标准号】:ASTMD6113-1997
【标准状态】:作废
【国别】:美国
【发布日期】:1997
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:火灾;电缆;热量释放;电绝缘;锥形热量计;烟熏模糊;热量释放比率;电气电缆;光纤电缆;着火试验反应;氧消耗量热术
【英文主题词】:electricalinsulation;cable;electricalcable;heatreleaserate;conecalorimeter;heatrelease;oxygenconsumptioncalorimetry;fire-testresponse;opticalfirecable;fire;smokeobscuration
【摘要】:
【中国标准分类号】:M33;G32
【国际标准分类号】:
【页数】:
【正文语种】:英语


【英文标准名称】:StandardSpecificationforAlloy-SteelandStainlessSteelBoltingforLow-TemperatureService
【原文标准名称】:低温作业用合金钢和不锈钢螺栓标准规格
【标准号】:ASTMA320/A320M-2010a
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:A01.22
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:附加元素;奥氏体不锈钢;铬-钼合金钢;配件加标记;镍-铬-钼合金钢;压力容器设备;不锈钢螺栓连接;原材料;钢制螺栓连接;钢法兰;钢阀;合金钢筋条.规格;合金钢螺栓连接材料.规格;奥氏体钢.规格;低温设备应用件.钢;不锈钢螺栓连接材料.规格;钢配件.规格;钢法兰盘.规格;钢阀.规格
【英文主题词】:additionalelements;austeniticstainlesssteel;chromium-molybdenumsteel;markingsonfittings;nickel-chromium-molybdenumalloysteel;pressurevesselservice;stainlesssteelbolting;startingmaterial;steelbolting;steelflanges;steelvalves;Alloysteelbar
【摘要】:1.1Thisspecificationcoversalloysteelboltingforpressurevessels,valves,flanges,andfittingsforlow-temperatureservice.SeeSpecificationforthedefinitionofbolting.Thebarsshallbehot-wroughtandmaybefurtherprocessedbycenterlessgrindingorbycolddrawing.Austeniticstainlesssteelmaybesolutionannealedorannealedandstrain-hardened.Whenstrainhardenedausteniticstainlesssteelisordered,thepurchasershouldtakespecialcaretoensurethatAppendixX1isthoroughlyunderstood.1.2Severalgradesarecovered,includingbothferriticandausteniticsteelsdesignatedL7,B8,etc.Selectionwilldependondesign,serviceconditions,mechanicalproperties,andlow-temperaturecharacteristics.ThemechanicalrequirementsofTable1indicatethediametersforwhichtheminimummechanicalpropertiesapplytothevariousgradesandclasses,andTable2stipulatestherequirementsforCharpyimpactenergyabsorption.Themanufacturershoulddeterminethatthematerialcanconformtotheserequirementsbeforepartsaremanufactured.Forexample,whenGradeL43isspecifiedtomeettheTable2impactenergyvaluesatx2212;150x00B0;F[x2212;101x00B0;C],additionalrestrictions(suchasprocuringasteelwithlowerPandScontentsthanmightnormallybesupplied)inthechemicalcompositionforAISI4340arelikelytoberequired.Note18212;Thecommitteeformulatingthisspecificationhasincludedseveralgradesofmaterialthathavebeenratherextensivelyusedforthepresentpurpose.Othercompositionswillbeconsideredforinclusionbythecommitteefromtimetotimeastheneedbecomesapparent.Usersshouldnotethathardenabilityofsomeofthegradesmentionedmayrestrictthemaximumsizeatwhichtherequiredmechanicalpropertiesareobtainable.1.3Thefollowingreferencedgeneralrequirementsareindispensableforapplicationofthisspecification:Specification.1.4NutsforusewithboltingarecoveredinSection10andthenutmaterialshallbeimpacttested.1.5SupplementaryRequirementsareprovidedforuseattheoptionofthepurchaser.Thesupplementaryrequirementsshallapplyonlywhenspecifiedinthepurchaseorderorcontract.1.6Thisspecificationisexpressedinbothinch-poundunitsandSIunits;however,unlessthepurchaseorderorcontractspecifiestheapplicableMspecificationdesignation(SI)units,theinch-poundunitsshallapply.1.7ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.
【中国标准分类号】:J13
【国际标准分类号】:77_080_20
【页数】:8P.;A4
【正文语种】:



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