国产奥氏体不锈钢06Cr19Ni10_S30408_拉伸试验研究

06Cr19Ni10S3040851064006Cr19Ni10、。。、、。TG142．25TB302．3A1001－4837201104－0007－05doi10．3969/j．issn．1001－4837．2011．04．002ResearchontheTensileTestofHomebredAusteniticStainlessSteel06Cr19Ni10S30408LIUFanJIANGNanZHANGWen－jianLIZhao－fengInstituteofChemicalMachineryandSafetyEngineeringSouthChinaUniversityofTechnologyGuang-zhou510640ChinaAbstractAimingattheuniaxialtensiletestofhomebredausteniticstainlesssteel06Cr19Ni10underroom－temperaturetheinfluenceofprestraincapacityanddeformationvelocityonthematerialmechanicspropertiessuchasstrengthtoughnessandsoonwereconsidered．Testresultsshowthatdifferentprestraincapacityanddeformationvelocityhavedifferentdegreeofinfluenceonthematerialmechanicsproperties．Pre－straintreatmentcanimproveyieldmaterialstrengthtogetherwithtensilestrengthbutalsocanre-duceitsplasticimprovingtensilespeedcanimprovetheyieldstrengthreducethetensilestrengthim-proveyieldratioandobviouslydecreaserearextensionrateofthesamples．Keywordsausteniticstainlesssteeltensiletestmaterialmechanicsproperties01Rp0．2RkRk1。Rp0．2Rk。、71—。。106Cr19Ni1006Cr19Ni10。681012mm。GB/T228—20022。2500kN50mm。ΔL———Ptσeεeσe=Pt/A0εe=ΔL/L0A0·L0=A·Lσεε=lnL/L0=ln1+εeσ=PtA=Pt·LA0·L0=σe1+εeA0AL0LLΔLL=L0+ΔL。33．1606Cr19Ni100．2%1。1/mm/MPa/MPa/%/%6325．8785．452．1648．158322．5769．347．550．6610316．2766．751．3651．812315．4772．453．0852．532077353．350．786mm—23。3．22%3%4%5%6%7%8%9%10%。2%～10%1%、。3．2．18CPVT06Cr19Ni10S30408Vol28．No4201126mm—36mm—4。4—10%580MPa260MPa1．8125。。3．2．25。5—。10%850MPa773MPa9．96%5%6%7%。3．2．3。。6。6—10%44%66%。92842213．2．47。7—。。53．3%10%41．57%。41．57%。3．2．52%3%10%。—8。8—。110%580MPa330MPa81．25%850MPa773MPa9．96%210%41．57%44%66%310%41．57%。3．35%10%15%。3．3．19。9—330MPa368MPa780MPa720MPa。3．3．210。1001CPVT06Cr19Ni10S30408Vol28．No4201110—5%15%53．5%48．6%。Pmax。10。3．3．3Rp0．2/Rm。11。11—11。12。4。、、。EN13458－23C10%06Cr19Ni10330MPa580MPa81．25%850MPa9．96%44%66%41．57%35%。1．D．2007．2GB/T228—2002S．3EN13458－2—20022、、S．4．J．201027828－32．5．J．200835154－59．6．J．2007247－50．7．J．2009261034－36．341128422121．2．J．2005221023－27．3．J．2010313273－284．4．J．200617133－35．5．J．199813638－41．6．J．20072421－8．7．J．200829616－19．8ChurchJMLimLBBrearJMetal．CrackGrowthModelingandProbabilisticLifeAssessmentofCokeDrumsOperatingunderFatigueConditionsJ．Inter-nationalJournalofPressureVesselsandPiping20017811－121011－1020．9．ANSYSM．200636－43．10．M．2006197－205．2011－03－072011－04－071960－、[e-mail]。118．J．201027916－20．9．D．2010．10．J．[e-mail]。2011《》《》、、、、－、《CAJ－CD》、《CA、《》CSA、《》UPD、《》IC。《》、、、、、、、、。、、。、。1610．0060．00。CN34－1120/TSISSN1005－1295。26－111BM47912/。[e-mail]。43CPVTVol28.No42011