【英文标准名称】:Plastics--Thermoplasticpolyester(TP)mouldingandextrusionmaterials--Part2:Preparationoftestspecimensanddeterminationofproperties
【原文标准名称】:塑料.热塑性聚酯(TP)模塑和压塑材料.第2部分:试验样品的制备和特性的测定
【标准号】:JISK6937-2-2002
【标准状态】:现行
【国别】:日本
【发布日期】:2002-02-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonChemicalProducts
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:この規格は,成形用及び押出用熱可塑性ボリエステル材料の試験片の作り方及び諸性質の求め方を規定する。この規格では,試験材料の取扱い方及び成形する前の試験材料と試験する前の試験片の状態調節での要求事項を規定する。…
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:8P;A4
【正文语种】:日语


【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】: