奥氏体不锈钢在工业中的应用

#54#40杜存臣(,221006),3[1][2]AISI31700Cr17Ni14Mo3CARPENTER20Nb300Cr20Ni35Mo2Cu3NbSANDVIK2RK6500Cr20Ni25Mo4.5CuINCOLOY82500Cr20Ni42Mo3Cu2UDDEHOLM904L00Cr20Ni25Mo4.5CuHASTELLOYG00Cr22Ni45Mo6Cu2NbJESSOP70000Cr20Ni25Mo5HASTELLOYC27600Cr16Mo16W4NiSANiCRO2800Cr26Ni35Mo3CuINCONEL6500Cr22Mo9NbNi(65~70%)Fe-Cr-Ni(AISI300,1);Fe-Cr-Ni-Mn(AISI200,2);(3)1AISI300[1][2]AISIAISIAISI3011Cr17Ni7304N0Cr18Ni9N316N0Cr17Ni12Mo2N3021Cr18Ni93051Cr10Ni123170Cr19Ni13Mo3302B1Cr18Ni9Si308H0Cr21Ni10317L00Cr19Ni13Mo3303Y1Cr18Ni9308LH00Cr21Ni103210Cr18Ni11Ti303eY1Cr18Ni9Se309S0Cr23Ni133470Cr18Ni11Nb3040Cr18Ni9310S0Cr25Ni20304L00Cr18Ni113160Cr17Ni12Mo2304LN00Cr18Ni10N316L00Cr17Ni14Mo22AISI200[1][2]AISIAISIAISI2011CrMn6Ni5N2021Cr18Mn8Ni5N216L00Cr18Mn8Ni5Mo3N1913,80,18-8(Crl8Ni8):(1)Mo;(2)TiNbTa,;(3)NiCr;(4)Ni;(5)SSe,11.1(H2SO4),,,,,Mo2~3%,Mo18-8,Mo2~3%5%H2SO450bC;Mo3~4%5%H2SO4[60bC;MoCu,Mo,,;F-,C1-,,#55#200321.2(H2SO3)Mo18Cr-8Ni160e5atm(506.6kPa),,316316L180e10atm(1.013MPa)1%304316,,1.3(HNO3),,(),,18-8,[65%,[85%00Cr25Ni20Nb,\85%,Si(~4%)1.4(H3PO4),,,F-C1-SO42-,,18-885%,Mo2~3%,18-818-12Mo2,C1-F-CrMo,CrMo,00Cr25Ni5Mo3Cu,00Cr20Ni25Mo4.5Cu00Cr25Ni25Mo500Cr26Ni35Mo4Cu000Cr30Mo200Ni56Cr30Mo6W2Cu200Ni54Cr38Mo51.5(HAc)18-8HAc,,50%HAc,50%HAc80bC,00Cr17Ni14Mo200Cr17Ni14Mo3,,H2SO4,00Crl7Nil4Mo200Crl7Ni14Mo3,00Cr18Nil8Mo500Cr20Ni25Mo4.5Cu00Cr26Ni35Mo4CuTi1.6(HCl),C1-H+,,Carpenter20Werthite,1.7(NaOH)18-818-12-MoCr-Ni,,(40~50%)NaOH,NaOHNiMonelInconel,304304L316316L22.1NaCl,,,,Mo,00Cr17Ni14Mo2,Cu2+,Cu2+Cl-,Mo2.2,H2SO4,,18-8[150e,00Cr18Ni18Mo500Cr18Ni18Mo2Cu2[250e,[0.05mm/a,Ni,,,TiHastelleyBC,#56#40,,18-82.3,,,,18-8,AlIn-conelNiMonel,InconelMonelNi304L3473,(0.01~5%)(ppm~200ppm),H2S,,,,,,:(1),(),();(2);(3);(4);(5),A1Cr,Cr5-Mo;H2S-H213Cr-A118-8Ni;H2Cr-Mo18Cr-8Ni-Nb;H2S-H2O00Crl8Ni1000Cr17Ni14Mo2,H2S-HCl-H2O00Cr18Ni5Mo3Si;,00Cr17Ni14Mo2,;CO2,200bC00Cr18Ni10;H225Cr-20Ni,Inconel8004,,,:,1000e,Cr25Ni20Cr25Ni20(HK40)Incoloy800Cr18-Ni8Ni1100e,,,,00Cr18Ni12Mo2Inconel600Incoloy800Carpenter20HastelloyBCD5,,0Cr18-Ni100Cr18Ni10,,WorthiteCarpen-ter20,,00Cr17Ni14Mo200Cr17Nil14Mo3,,HastelloyCHastelloyC-22Ti6,,,,Ni,,,,,Monel,,6666101166,,,304347430,,7#57#20032,,();E-mail;E-mail,7.1,430304L3213177.2NH3,110e316316L304304L,,,7.3CO2,,CO2,yyy,1mm()Ti316L,316L,,,0.5~1%316L2RE69316(3R60)00Cr25Ni22Mo2N(2RE69)8,,,,(304316)NiMonel304316,Zn,,,,)304316304,304,,304304LMo316316317316,3049,,,,,,,420431304316304Vitallium(0.3%C-62%Co-28%Cr-5.5%Mo-2.5%Ni-1.7%Fe)Vitallium316,,,,,1,,,1985,No122Gelain,G.E.,/SourceBookStainlessSteels0,ASM,1,19763,56(),,19644,,,1998,No55,,,2002,Vol.39No.36,,,1995#4#PROCESSEQUPMENT&PIPINGVol.40No.2APRIL2003(TotalNo.215)Shanghai200040Fromtheviewpointoftheselectionofmechanicalsealinengineeringapplication,parameter,kind,structure,standardandtestwereintroducedinthisarticle.Someexamples,atthesametime,wereusedtoillustratetheselectionprocedure.Keywords:mechanicalseal,pipelinesystem,selectionBasicPrinciplesofNonmetallicPipingDesignHanJizhangNationalTechnologyCenterofProcessEquipmentShanghai,200040CaoPeiliShanghaiPharmaceuticalIndustryDesignInstitute,SINOPECShanghai200040Thispaperaimsatintroducingtheapplicationofnonmeta-llicpipinginourcountry.Somebasicprinciplesindesigningnonmetallicpipingwerepresentedinthepaper.Especially,somekeyfactorswereemphasized.Keywords:nonmetallicpiping,design,selection,factorCauseAnalysisofCoatFailurefromPipingExaminationLiuHaifeng,ZhouFangqingLongDistancePipingInspection&EvaluationCenter,South-westOilFieldCo.,ChinaPetroleumChendu610213LiuYongkang,AnGuilinDeptofGasTransportation,SouthwestOilFieldCo.,ChinaPetroleumChendu610213Inthisarticle,thefunctionofthecoattothepiping,thecurrentsituationofthecoatonthelongdistancepipingandthecharacteristicsoftheusualcoatwasstatedThroughtheinspec-tionandevaluationforthecoatonthousandskilometerspiping,themainfailuretypeofthecoatwasanalyzed.Fromtheaspectsofcorrosion,environmentandconstruction,therelationshipoftheenvironmentandthecoatfailureandmaincausesofthecoatfailurewereanalyzed.Themaincausesofthecoatfailurearestripping,crack,wearanddeformation.Keywords:longdistancepiping,coat,failure,causeInspectionandEvaluationofMediumPressureSteamPipingZhangShenjun,ZhuLihong,XieChangnuanGuangzhouBoiler&PressureVesselSupervisionandInspectionInstituteGuangzhou510080Withtheexampleofonemediumpressurepipinginachemicalplantandthesafetyevaluationoftheexistedflawdis-coveredintheinspection,inthispaper,theinspectionaspectsandsafetyevaluationmethodusedtomediumpressurepipingwerepresented.Keywords:mediumpressure,steampiping,inspectionande-valuationKeyPointsandTechniquesinDesigningSupportsofSkyPipinginFineChemicalPlantTangWenqiDesignInstitute,NanjingChemicalPlantNanjing210038MaJunInstituteofElectric&ElectronicEngineering,NanjingNormalUniversityNanjing,210042Indesigningthesupportoftheoutdoorskypipinginfinechemicalplant,theselectionofthestructureofthesupportshouldbeconsideredinfullways.Thecoldspringcanbeusedtodecreasetheelasticforceactingonthesupportbythepipingandincreasingthepipingdiametercansolvetheproblemthatexistswhensmalldiameterpipingisac