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ASTM B917/B917M-2011 全部工艺用铝合金铸件热处理的标准实施规程

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【英文标准名称】:StandardPracticeforHeatTreatmentofAluminum-AlloyCastingsfromAllProcesses
【原文标准名称】:全部工艺用铝合金铸件热处理的标准实施规程
【标准号】:ASTMB917/B917M-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:B07.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:铝合金;离心铸造;熔模铸造法;金属型铸造;沉淀热处理;流变铸造;砂型铸造;固溶热处理;模压铸造
【英文主题词】:aluminumalloys;centrifugalcasting;investmentcasting;permanentmoldcasting;precipitationheattreatment;rheocastcasting;sandcasting;solutionheattreatment;squeezecasting
【摘要】:1.1Thispracticecovers,whenspecifiedbymaterialspecificationorpurchaseorder,theheattreatmentofaluminumalloycastingsfromallcastingprocesses.1.1.1TheheattreatmentofaluminumalloycastingsusedinspecificaerospaceapplicationsiscoveredinAMS2771andspecificAMSmaterialspecifications.1.1.2TheheattreatmentofwroughtaluminumalloysiscoveredinPracticeB918/B918M.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.2.1SIUnits8212;TheSIunitsareshowninbracketsorinseparatetables.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:25_200;77_150_10
【页数】:14P.;A4
【正文语种】:


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【英文标准名称】:MethodforMeasuringShrinkagefromMoldingPlastics(08.01)
【原文标准名称】:模塑成型塑料的收缩性测量方法
【标准号】:ANSI/ASTMD955-1989
【标准状态】:作废
【国别】:美国
【发布日期】:1989
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;收缩;塑料
【英文主题词】:plastics;shrinkage;testing
【摘要】:Thistestmethodisintendedtomeasureshrinkagefrommoldcavitytomoldeddimensionsofthermoplasticswhenmoldedbycompressionorinjectionprocesseswithspecifiedprocessconditions.Thistestmethodcoversinitialshrinkagemeasurements.Themethodalsoaccommodatesshrinkageat24and48h,whichmaybecriticalforsomematerials.Thismethodwillgivecomparabledatabasedonstandardspecimensandcannotpredictabsolutevaluesinactualmoldedpartswithvaryingflowpaths,wallthicknesses,pressuregradientsandprocessconditions.Differencesinmoldshrinkagemayalsobeobservedbetweenthethreespecimengeometriesdescribedinthistestmethod.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesaregivenforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1-ThistestmethodistechnicallyidenticaltoISO294-4whereTypeD2specimensareusedexceptthatpressuretransducersareanoptioninthistestmethodandrequiredinISO294-4.
【中国标准分类号】:G31
【国际标准分类号】:83_140_10
【页数】:
【正文语种】:英语


Product Code:SAE AS21237
Title:Ring, Cargo Tiedown (25 000 Lb), Type IV (STABILIZED Nov 2011)
Issuing Committee:Age-2a Cargo Handling Committee
Scope:No scope available.