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NF E29-304-1999 工业阀门.带法兰连接的阀门用保护帽

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【英文标准名称】:Industrialvalves.Protectivecapsforvalveswithflangedconnections.
【原文标准名称】:工业阀门.带法兰连接的阀门用保护帽
【标准号】:NFE29-304-1999
【标准状态】:作废
【国别】:法国
【发布日期】:1999-10-01
【实施或试行日期】:1999-10-30
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:联结法兰;阀门;工业配件;管道阀门和配件;杂质;螺栓连接(法兰);护罩;平触点表面;型式;规范(验收);保护(装置);损伤
【英文主题词】:Bolting;Connectingflanges;Damage;Impurities;Industrialfittings;Protection;Protectivecaps;Specification(approval);Types;Valves;Valvesandfittingsforpipelines
【摘要】:
【中国标准分类号】:J16
【国际标准分类号】:23_060_01
【页数】:9P.;A4
【正文语种】:其他


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【英文标准名称】:StandardTestMethodforDeterminingtheSuperplasticPropertiesofMetallicSheetMaterials
【原文标准名称】:测定金属薄板材的超塑性特性的标准试验方法
【标准号】:ASTME2448-2008
【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】:E28.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:constantstrainrate;metallicmaterials;mvalue;SPF;superplasticforming;superplasticproperties;temperature;truestrain;truestress;Metallicsheetmaterials;Superplasticformingproperties(SPF)
【摘要】:Thedeterminationofthesuperplasticpropertiesofametallicsheetmaterialisimportantfortheobservation,developmentandcomparisonofsuperplasticmaterials.ItisalsonecessarytopredictthecorrectformingparametersduringanSPFprocess.SPFtensiletestinghaspeculiarcharacteristicscomparedtoconventionalmechanicaltesting,whichdistortthetruevaluesofstress,strain,strainhardening,andstrainrateattheverylargeelongationsencounteredinanSPFpulltest,consequentlyconventionalmechanicaltestmethodscannotbeused.Thistestmethodaddressesthosecharacteristicsbyoptimizingtheshapeofthetestcouponandspecifyinganewtestprocedure.Theevaluationofasuperplasticmaterialcanbedividedintotwoparts.Firstly,thebasicsuperplastic-forming(SPF)propertiesofthematerialaremeasuredusingthefourparametersofstress,temperature,strain,andstrainrate.Theseareobtainedusingconversionsfromtherawdataofatensiletest.Secondly,derivedpropertiesusefultodefineanSPFmaterialareobtainedfromthebasicpropertiesusingspecificequations.1.1Thistestmethoddescribestheprocedurefordeterminingthesuperplasticformingproperties(SPF)ofametallicsheetmaterial.ItincludestestsbothforthebasicSPFpropertiesandalsoforderivedSPFproperties.Thetestforbasicpropertiesencompasseseffectsduetostrainhardeningorsoftening.1.2Thistestmethodcoverssheetmaterialswiththicknessesofatleast0.5mmbutnotgreaterthan6mm.Itcharacterizesthematerialunderauni-axialtensilestresscondition.Note18212;Mostindustrialapplicationsofsuperplasticforminginvolveamulti-axialstressconditioninasheet;howeveritismoreconvenienttocharacterizeamaterialunderauni-axialtensilestresscondition.Testsshouldbeperformedindifferentorientationstotherollingdirectionofthesheettoascertaininitialanisotropy.1.3Thismethodhasbeenusedsuccessfullybetweenstrainratesof10-5to10-1persecond.1.4ThismethodhasbeenusedsuccessfullyonAluminumandTitaniumalloys.Theuseofthemethodwithothermetalsshouldbeverified.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H46
【国际标准分类号】:77_140_50
【页数】:7P.;A4
【正文语种】:英语


【英文标准名称】:Footwear-Testmethodsforoutsoles-Dimensionalstability.
【原文标准名称】:鞋类.外鞋底的试验方法.尺寸稳定性
【标准号】:NFG62-306-2000
【标准状态】:现行
【国别】:法国
【发布日期】:2000-07-01
【实施或试行日期】:2000-07-05
【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】:
【英文主题词】:
【摘要】:
【中国标准分类号】:Y78
【国际标准分类号】:61_060
【页数】:8P;A4
【正文语种】:其他