ASTM D 2879-1992 蒸气压力计对液体的蒸气压力-温度关系及起始分解温度的试验方法
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来源:标准资料网
【英文标准名称】:TestMethodforVaporPressure-TemperatureRelationshipandInitialDecompositionTemperatureofLiquidsbyIsoteniscope
【原文标准名称】:蒸气压力计对液体的蒸气压力-温度关系及起始分解温度的试验方法
【标准号】:ASTMD2879-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992
【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】:变坏;液体;蒸气压力;试验;温度;石油产品;润滑剂
【英文主题词】:lubricants;liquids;testing;temperature;vapourpressure;deterioration;petroleumproducts
【摘要】:
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:6P;A4
【正文语种】:英语
基本信息
标准名称: | 40%丙溴磷乳油 |
英文名称: | Profenofos emulsifiable concentrates |
中标分类: |
化工 >>
化肥、农药 >>
农药 |
ICS分类: |
农业 >>
杀虫剂和其他农用化工产品
|
发布日期: | 1999-06-16 |
实施日期: | 2000-06-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 8页 |
适用范围
没有内容
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类: 化工 化肥 农药 农药 农业 杀虫剂和其他农用化工产品
【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范
【标准号】:ASTMA320/A320M-2010
【标准状态】:现行
【国别】:美国
【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】:
【英文主题词】:additionalelements;austeniticstainlesssteel;boltssteel;chromium-molybdenumsteel;fastenerssteel;markingsonfittings;nickel-chromium-molybdenumalloysteel;pressurevesselservice;stainlesssteelbolting;start
【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】:英语