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X60SSCC12(1;2),SSCC,SSCC,SSCCX60,(SulphideStressCorrosionCrackingSS2CC),,,,,SSCC,,11.1X60,711.2mm,8mm,1,2X60Cu,SSCC1X60%w(C)w(Si)w(Mn)w(S)0.080.281.200.0014w(P)w(Cu)w(Ni)w(Cr)0.0120.1620.0150.0112X60/MPa/MPaAkv/J(5mm10mm55mm,-30)60048072,71,7472.31.2,(1);33%w(C)w(Si)w(Mn)LINCONNR2070.040.0800.81HOBART3Ni10.050.0860.85FOXCELE60100.120.190.48FOXCEL85E8010-G0.100.210.62FOXBVD85E8018-G0.0420.2901.07w(S)w(P)w(Ni)LINCONNR2070.00370.0130.92HOBART3Ni10.00470.0120.89FOXCELE60100.01300.0160.065FOXCEL85E8010-G0.00920.0140.69FOXBVD85E8018-G0.00400.0090.60(2):E6010()+NR207();E6010()+3Ni1();E6010()+E8010-G()+E8018-G()421276200411©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.4/A90100190250180250/V242817191719/(m/min)0.1770.2340.17/(m/min)2.0322.7942.0322.794/A90100180210180210/V242819201920/(m/min)0.1770.170.147/(m/min)2.0322.2862.0322.286/A90100110120200220200210/V2428304020302028/(m/min)0.1130.3180.2720.2442(1),,,+,(2)(HV10)235,248(3),,,3SSCC,NACETM0177(1996)ASTMGB39(1994)NACETM017796B()ASTMG393.1(1)55NACETM01779624372hNACETM0177A,5%0.5%(2)66S/(104)psiSc/(104)psi14,16,181814,16,181814,16,181814,16,181813,14,15,16,18316.314,16,1818:33.231276:X60SSCC©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(1)77ASTMG399424396h72%SNACETM0177A,5%0.5%(2)88/MPa/72%S372%S372%S3:S413MPa4SSCC1Sc(1),Sc16104psi;72%S,SS2CC:Sc12104psi;72%S(2)SSCC,:,,,,,248HV,235HV,,SSCC,,SSCC,SSCC,,SSCC;MnS,SSCC,,SSCCX60S,P,SSCC5(1)SSCC,,(2),SSCC1AmericanPetroleumInstitution,API1104,WeldingofPipelinesandRelatedFacilities,American:19992NACETM0177.LaboratoryTestingofMetalsforResistancetoSulfideStressCrackingandStressCorrosionCrackinginH2SEnvironments.American:19963ASTMG39.StandardPracticeforPreparationandUseofBent2BeamStress2CorrosionTestSpecimens.American:19964..:,1991,,1996,:90:065000:0316-2070497E2mail:miqiuzhan@sina.com(:2004-03-04)(:2004-07-19)41200411©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.ABSTRACTSWELDEDPIPEANDTUBEVol.27No.6Nov.2004DevelopingPulseandProspectofOilandGasTransmissionPipeLiHelin(1)Abstract:Itbrieflyintroducesthedevelopingcourseofoilandgastransmissionpipeandtechnicalprogressofpipelinesteel.ItdiscussestheperformancecharacteristicofpipelinesteelwithAcicularFerriteonthebasisofappraisingstructurelabel.Ithigh2lightsthecomparisonandselectionofSSAWpipe,LSAWpipe,ERWpipeandseamlesspipe.Itstatesthesignificance,headwayandexistedproblemoffracturecontrolofhigh-pressuregastransmissionpipe.Itdiscusseshighperformancepipelinesteelde2mandedbyChinafutureoilandgaspipelineproject,includinghighstrengthpipelinesteel,pipelinesteelforlowtemperature,pipelinesteelwithgoodfracturecontrolperformance,pipelinesteelwithHICresistance,pipelinesteelwithCO2corrosionresis2tance;pipelinesteelwithantilargedeformationandsteel/fiber2glasscomplexpipe.Keywords:oilandgastransmissionsteelpipepipetypeacicularferritefracturecontrolStudyonSSCCResistanceofGirthWeldingJointwithGradeX60MiQiuzhan,HeYajuan(12)Abstract:Toadoptweldingproceduremethodcommonlyusedinlongdistancetransmissionpipeline,analogfieldsiteconditiontoweldforpipewithSSCCresistanceitselfandcarryoutSSCCre2sistancetesttogirthweldjointerobtainedtoprovidetechnicalsupportforoilandgasconstruction.Keywords:SSCCgirthweldingjointweldingprocedureandmaterialtestresultconclusionExpandAbleTubularTechnologyandStudyofOptimizationofTubularCapabilitiesPeiYongyi,LiXiao(15)Abstract:ExpandableTubularTechnologyisonecoretechnologyinpetroleumindustryin21stcentury,whichisusedindrilling,completion,recoveryandworkover.Toexpandcaseandthere2quirementoflocaleapplication,expandablecasemusthavee2noughtensilestrengthandplastic.Goodheattreatmentprocessisnecessarytotheserequirements.Thepaperdiscussesbrieflyitsprincipleofexpansion,andanalyseselementarilyhowtooptimizecapabilitiesofexpandablecase.Keywords:expandabletubularprinciplecapabilityANewCalculatingMethodofCrackTipOpeningAngle(CTOA)FengYaorong,YouXiaochuan,ZhuangChuanjin,etal(18)Abstract:Thecalculatingmodelandmethodofcracktipopeningangle(CTOA)havebeenintroduced.Anewcorrelationbetween(CTOA)CandCharpyenergyCVatnon-linearstagehasbeenestablished,byuseoffittingthetestresultsofAlliancePipelineandFEAcalculating.Thecalculated(CTOA)CbyaboveformulafromCViscoincidencewellwiththatbytheformulafromDWTT.Thisprovidesanewmethodfor(CTOA)Ccalculationofhightoughnesspipelinematerial.Keywords:gaspipelinefracturecontrolcracktipopeningangle(CTOA)StudyonWeldtoInfluenceofPipeInternalCoatingFrictionResistanceReductionEffectLinZhu,ZhangLiping,QinYanlong,etal(22)Abstract:Theresultshowsthatpressurefalldataisverysmallcomparethepressurefallproducedbyweldwiththatofitsalongroutethroughteststudytoinsideweldpartresistanceoffrictionresistancepipe,ordinarycoatingpipeandnoncoatingindustrypipe.Itisaneffectivemethodforpipeinternalcoatingfromtheviewofeconomyandpracticality.Keywords:gastransmissionpipeinternalcoatingfrictionfactorfrictionresistancereductionCharacteristicsofIsothermalSolidificationStageandAnalyt2icalSolutionsforTheStageinTransientLiquidPhaseBond2ingProcessZhangGuifeng,ZhangJ