ASTM B848-2005 粉末锻造(P/F)有色材料规范

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【英文标准名称】:SpecificationforPowderForged(P/F)FerrousMaterials
【原文标准名称】:粉末锻造(P/F)有色材料规范
【标准号】:ASTMB848-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:B09.11
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:合金;黑色金属;零件;粉末冶金;钢
【英文主题词】:powderforged(P/F)parts;powderforged(P/F)steels;powderforging(P/F)
【摘要】:1.1Thisspecificationcoverspowderforgedferrousmaterialsfabricatedbyhotdensificationofatomizedprealloyedorironpowdersandintendedforuseasstructuralparts.1.2Thisspecificationcoverspowderforgedpartsmadefromthefollowingmaterials:1.2.1CompositionsP/F-10XXCarbonSteel(producedfromatomizedironpowderandgraphitepowder),P/F-10CXXCopper-CarbonSteel(producedfromatomizedironpowder,copperandgraphitepowders),P/F-11XXCarbonSteelwithmanganesesulfideforenhancedmachinability(producedfromatomizedironpowder,manganesesulfide,andgraphitepowders),P/F-11CXXCopper-CarbonSteelwithmanganesesulfideforenhancedmachinability(producedfromatomizedironpowder,copper,manganesesulfide,andgraphitepowders),P/F-42XXNickel-MolybdenumSteel(producedfromprealloyedatomizediron-nickel-molybdenumpowderandgraphitepowder),P/F-46XXNickel-MolybdenumSteel(producedfromprealloyedatomizediron-nickel-molybdenumpowderandgraphitepowder),P/F-44XXMolybdenumSteel(producedfromprealloyedatomizediron-molybdenumpowderandgraphitepowder),andP/F-49XXMolybdenumSteel(producedfromprealloyedatomizediron-molybdenumpowderandgraphitepowder).Note1AlloycompositiondesignationsaremodificationsoftheAISI-SAEnomenclature.Forexample:10CXXdesignatesaplaincarbonsteelcontainingcopperandXXamountofcarbon.CompositionallimitsofalloyandimpurityelementsmaybedifferentfromtheAISI-SAElimits.ChemicalcompositionlimitsarespecifiedinSection.Note2XXdesignatestheforgedcarboncontent,inhundredthsofapercent,thatisspecifiedbythepurchaserfortheapplication.Foragivenspecifiedcarboncontent,thepermissiblelimitsshallbeasspecifiedin.1.2.2GradesGradeADensityequivalenttoamaximumof0.5%porosity.Theminimumdensityofthosesectionsofthepowderforgedpartsodesignatedbytheapplicablepartdrawingshallnotbelessthanthevaluespecifiedin.GradeBDensityequivalenttoamaximumof1.5%porosity.Theminimumdensityofthosesectionsofthepowderforgedpartsodesignatedbytheapplicablepartdrawingshallnotbelessthanthevaluespecifiedin.1.3Propertyvaluesstatedininch-poundunitsarethestandard.ConversionfactorstoSIunitsmaybeapproximate.
【中国标准分类号】:H72
【国际标准分类号】:77_160
【页数】:10P.;A4
【正文语种】:


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【英文标准名称】:Switchesforappliances;part2-1:particularrequirementsforcordswitches(IEC61058-2-1:1992);GermanversionEN61058-2-1:1993
【原文标准名称】:电器开关.第2-1部分:拉线开关的特殊要求
【标准号】:DINEN61058-2-1-1994
【标准状态】:作废
【国别】:德国
【发布日期】:1994-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:超低电压;电接触保护;电器开关;低电压;家用设备;定义;试验;家用;开关;家用电器;电气器具;拉线开关;试验设备;规范(验收);开关设备;电缆;电气工程;检验;电气安全
【英文主题词】:
【摘要】:
【中国标准分类号】:K31
【国际标准分类号】:29_120_40
【页数】:17P;A4
【正文语种】:德语


【英文标准名称】:Studs-Metalend1d
【原文标准名称】:双头螺栓.旋入端(约)1d
【标准号】:DIN938-2012
【标准状态】:现行
【国别】:德国
【发布日期】:2012-03-01
【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】:Acceptancespecification;Deliveryconditions;Design;Designations;Dimensions;Fasteners;Finishes;Insertedends;ISOmetricthreads;ISOscrewthreads;Materials;Metric;Screwedshanks;Screws(bolts);Studs(fasteners);Threads;Tolerances(measurement);Weights
【摘要】:
【中国标准分类号】:J13
【国际标准分类号】:21_060_10
【页数】:9P;A4
【正文语种】:德语