2000年6月于华东理工大学化工机械研究所获得博士学位（获上海市优秀毕业生），2002年9月于山东大学材料科学与工程学院博士后出站。2002.10华东理工大学机械与动力工程学院任教。
研究方向：承压设备结构完整性、微试样测试技术、过程设备失效分析与预防、纳米涂层。
主持承担了国家自然科学基金项目、国家“十一五”、“十二五”科技攻关项目、国家质检总局公益性项目、失效分析与预防等项目。上海市特种设备事故应急专家，近年来完成了数百项石油化工设备失效分析案例，参加了上海市组织的承压设备重大事故失效分析工作。EngineeringFractureMechanics、SurfaceandCoatingsTechnology、AppliedSurfaceScience国际期刊及多个国内核心期刊审稿人。获得二次上海市科技进步奖。
- 代表性论著:
- KaishuGuan,etal.AssessmentoftoughnessinlongtermserviceCrMolowalloysteelbyfracturetoughnessandsmallpunchtest.NuclearEngineeringandDesign.2011,241(5),1407-1413(SCI/EI)
KaishuGuan,QiangqiWang.Analysisoffailedelectronbeamweldsinethylenecrackingtubes.EngineeringFailureAnalysis.2011,18(5):1366–1374(SCI/EI)
KaishuGuan.Therelationshipbetweenphotocatalyticactivities,super-hydrophilicityandself-cleaningeffectofTiO2-SiO2films.SurfaceandCoatingsTechnology.2005,191(2-3):155-160)(SCI/EI)（被引用100次以上）
KaishuGuan,BaojunLu,Y.S.Yin.EnhancedeffectandmechanismofSiO2additioninsuper-hydrophilicpropertyofTiO2films.SurfaceandCoatingsTechnology.2003,173(2-3):219-223(SCI/EI)(被引60多次)
KaishuGuan,Fubiao.Xu,Z.W.Wang,HongXu.Failureanalysisforhotcorrosionofweldmentinethylenecrackingtubes.EngineeringFailureAnalysis.2005,12(1):1-12(SCI/EI)
KaishuGuan,XinghuaZhang,XuedongGu,LongzhanCai,HOngXuZhiwenWang.Failureanalysisfor304stainlessbellowsexpansionjoint.EngineeringFailureAnalysis.2005,12(3):387-399(SCI/EI)
KaishuGuan,HongXu,ZhiwenWang.Analysisoffailedethylenecrackingtubes.EngineeringFailureAnalysis.2005,12(3):420-431(SCI/EI)
Kai-shuGUAN,Yan-shengYINEffectofrareearthadditiononsuper-hydrophilicpropertyofTiO2/SiO2compositefilm.MaterialchemistryandPhysics.2005,92(1):10-15(SCI/EI)
KaishuGuan,etal.Cracksandprecipitatephasesof321stainlesssteelweldoffluegaspipe.EngineeringFailureAnalysis.2005,12(4):623-633(SCI/EI)
KaishuGuan,etal.QuantitativestudyofcreepcavityareaofHP40furnacetubes.NuclearEngineeringandDesign.2005,235/14：1447-1456(SCI/EI)
KaishuGuan,etal.Effectofagingat700°ConprecipitationandtoughnessofAISI321andAISI347austeniticstainlesssteelwelds.NuclearEngineeringandDesign.2005,235（23）：2485-2494(SCI/EI)
lMingSong,KaishuGuan.Failureanalysisofawelddecayedausteniticstainlesssteel.Engineeringfailureanalysis.2011,18:1613-1618(SCI/EI)
Song,M.,GuanK.S.,WenQ.,JerzyASzpunar.ComparisonofmechanicalpropertiesinconventionalandsmallpunchtestsoffracturedanisotropicA350alloyforgingflange.NuclearEngineeringandDesign,2012(247):58-65
BaiTao;LiDong;GuanKaishu.propertyvariationandmicro-structureevolutionof304LstainlesssteelsubjectedtosurfacemechanicalrollingtreatmentACTAMETALLURGICASINICA:2011,1459-1463(SCI)
KaishuGuan,MingSong,YichangHuang,LixunZhao.Definitionofyieldloadonsmallpunchtestbymeansofdoubleslopeofelasticcurve.Evaluation,InspectionandMonitoringofstructuralIntegrity（FracturemMechanics2008），2008.11
化工设备失效原理与案例分析华东理工大学出版社
