2023.3,3（2）|材料装备技术与应用机车车辆材料应用现状和发展趋势李定南，黄文杰（中车南京浦镇车辆有限公司，江苏南京211899）摘要：机车车辆是目前连接我国各个地域，实现人口和货物高效流动的重要交通工具，作为综合交通运输体系的骨干，关乎着我国的国民经济和民生水平，是我国实现可持续发展的重要基石。《新时代交通强国铁路先行规划纲要》明确指出优化列车服役性能，实现更高效的运输服务是建设现代化铁路的重要指标。这也使得对机车车辆材料的选择愈发严苛，基于列车车辆安全性、舒适性、运行速度以及装备轻量化的多重要求，新型材料的研发和设计已成为我国机车车辆蓬勃发展的坚实基础。本文阐述了机车车辆用材料的应用现状，概述了国内外机车车辆的车体材料和转向架结构材料的发展趋势，分析了先进轻量化材料替代现有的机车车辆材料的可行性和应用前景。关键词：车体材料；机车车辆；转向架材料；轻量化ApplicationstatusanddevelopmenttrendofrollingstockmaterialsLIDingnan,HUANGWenjie（CRRCNanjingPuzhenVehicleCo.Ltd.，Nanjing211899，China）Abstract：Atpresent，asanimportantmeansoftransportation，rollingstockconnectsallregionsofourcountryandrealizestheefficientflowofpopulationandgoods.Asthebackboneofthecomprehensivetransportationsystem，itisrelatedtothenationaleconomyandpeople'slivelihoodofourcountry，andisanimportantcornerstonetoachievesustainabledevelopmentinourcountry.TheOutlineofAd⁃vancedPlanningfortheRailwayofaTransportationPowerfulCountryintheNewEraclearlypointsoutthatoptimizingtheserviceperformanceoftrainsandachievingmoreefficienttransportservicesareimportantindicatorsforbuildingamodernrailway.Thisalsomakestheselectionofrollingstockmate⁃rialsmorerigorous.Basedonthemultiplerequirementsofsafety，comfort，runningspeedandequip⁃mentlightweightoftrainsandvehicles，thedevelopmentanddesignofnewmaterialshavebecomeasolidfoundationforthevigorousdevelopmentofrollingstockinChina.Thispaperdescribestheappli⁃cationstatusofmaterialsforrollingstock，summarizesthedevelopmenttrendofbodymaterialsandbo⁃giestructuralmaterialsforrollingstockathomeandabroad，andanalyzesthefeasibilityandapplicationprospectsofadvancedlightweightmaterialst...
