简介:EvaluatingreflactorycoatingsofPUCBbinders:apracticalapproach;Evaluationofstructuralandhigh-temperaturemagnesiumalloys;FATIGUEPROPERTIESOFDIE-CASTMAGNESIUMALLOYAM60B;GrainrefinementofAl-Sialloy(A356)bymeltthermaltreatment;Impactofscrapuseonthepropertiesofhot-worktoolsteels;MAGNESIUMDIECASTINGALLOYAJ62xWITHSUPERIORCREEPRESISTANCE,DUCTILITYANDDIECASTABILITY。
简介:Productionofmassivecastingsfromcomplexlyalloyedhigh-wear-resistanceiron,Quiescentfillingappliedtoinvestmentcastings,ReducingSurfaceDefectsWithProperVeinReduction,Requirementsoncylinderheadalloysforhighpowerengines,SiCvs.75%FeSi:comparingpre-inoculationeffects,TheEffectsofIntensificationPressure,GateVelocity&IntermediateShotVelocityontheInternalQualityofAluminumDieCastings,Tilt-PourGating-KeyParameters.
简介:ACOUPLEDMACRO-MICROSIMULATIONFORTHEPREDICTIONOFMICROSTRUCTUREOFALALLOYCASTINGS,AstudyonporositydistributionofA356aluminumalloycastings,Diagnosisofoxidcfilmsbycavitationmicro-jetimpact,Effectofflyash(asanadditivetogreensand)onthesurfaceroughnessofAl-7%SialloycastingsusingTaguchiTechnique,EffectofSolidificationTimesonCrackOpeningDisplacementofAluminumAlloyCastings,EvaluationofinversesegregationinCu-8mass%Sialloyingotwithvisiblelightspectroscopy.
简介:A380automatedspardrillingandfettlingsystem(ASDAFS);Aculminationofenablingtechnologies;Automaticfettlingofcastings-Trimmingwithsubsequentmachiningbyrobot;EasilyRemovableRisersonSteelCastings;Theproblemofnoiseinthefoundry;UnshapedMgO-CaOrefractoriesfromEgyptiandolomiticmagnesitedeposits
简介:摘要: 依据某复杂薄壁件铸造的特点,建立了基于粒子群算法( PSO )优化反向传播神经网络( BPNN )的某复杂薄壁件质量评估模型。首先介绍了 PSO 算法和 BP 神经网络的基本原理;然后接着构建了 PSO-BP 神经网络质量评价体系,最后对评估模型进行了方针验证。仿真结果表明,该评估模型可以对某复杂薄壁件的质量进行有效的评价,可以较好地指导工艺参数优化。
简介:摘要 : 为了将压铸工艺与颗粒增强铝基复合材料很好地结合起来 ,扩大铝基复合材料的应用范围 ,本文进行了复合材料成型性能测试、复杂件的压铸试验 ,并研究了压铸件的微观组织、硬度和耐磨性能。
简介:Magnesiumcorrosionperformanceinautomotiveapplications-theimportanceofintemalqualityandsurfacecleanliness;MicrostructuralFeaturesinAluminumAlloyDieCastings;PROCESSANDPROPERTYRELATIONSHIPSINAM60BDIECASTINGS;SimulationofFlow-InducedGasEntrapmentanditsEffectonPorosityinAluminumDieCastings;