柔性石墨金属缠绕垫片压缩回弹性能影响因素分析

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1、万方数据太原理工大学硕士研究生学位论文RESEARCHONT眦EFFECTFACTORS0FCO卫胛RESSION．RESILIENCEPERFORMANCEOFFLEⅪBLEGRAPmTE№TALLICSPIRALWOU哩呵DGASKETABSTRACTFlexiblegraphitemetallicspiralwoundgasketisakindofstaticsealingelementappliedwidely,woundedalternativelywithmetalbeltofcertainsectionshapeandnonmeta

2、lbelt，andit,flangeandboltcomposeastaticsealingconnectingsnuc帆Jrehavingwideapplicationinpetrochemicalandpowerindustries．Form1960s，flexiblegraphitemetallicspiralwoundgasketWasbroughtintochinawiththelarge-scaleintroductionofrefineryequipments，andSOfar,theproductionscaleandproduc

3、tioncapacityhavemetbasicallytheneedinrelatedindustries．Butintheviewofpracticalproductionandapplication，irregularityofperformanceofflexiblegraphitemetallicspiralwoundgasketexists，especiallyunderstandardincompress—resilienceperformancewhichdangersthesafetyofequipmentoperation，t

4、herebeingmanyreasonssuchasbackwardproductionprocessandequipment,lackofeffectivetheoreticalguidanceandconfusioninreferencetostandar&andSOon．Mechanicalpropertiesofflexiblegraphitemetallicspiralwoundgasketisoneoftheimportantguaranteestoflange-bolt-gasketsealconnectingV万方数据太原理工大学

5、硕士研究生学位论文s仃ucture，andcompress—resilienceperformanceissignificanttoflexiblegraphitemetallicspiralwoundgasket．Theformationofinitialsealingconditiondependsoncompresspropertyandsealperformanceunderoperationstatemainlydependsonresilienceperformance．Asthedevelopmentofpetrochemicali

6、ndustrytoequipmentenlargingandharsherworkingconditionparameters，itwillbeoneofthepossiblefactorsthattheperformanceproblemsarethelimitationofpetrochemicalindustrydevelopment，SOitissignificantlynecessarytomaketechnicalinnovationforflexiblegraphitemetallicspiralwoundgasket．Consid

7、eringthatthecompress·-resilienceperformanceflexiblegraphitemetallicspiralwoundgasketdependsmainlyonitsstnlctIH。alcharacteristicsandproductionprocess，SOitisofpracticalsignificancetostandardizeproductionprocess，promoteperformanceanditsstability,andensuretheequipmentoperatingste

8、adilythatconductingstudyoneffectfactorstocompress-resilienceofflexib