PIPING-FOUNDATION海洋工程管线及附件基础资料

PIPINGFOUNDATIONOVERVIEW，2，PIPINGFOUNDATIONOVERVIEW，1，WHATMUSTBENOTICED？ 2，3，FITTINGS，4，PIPING，5，适用范围(平台)，1，5，总结和展望，6，WHATISTHEPIPING？ 3、WHATISTHEPIPING？ piingsystemsersarelikearterisandveins.theycarrythelifebloodofmoderncivilization .transportwaterfromthesourcesofwatersuplytotots carycrudeoilfromoilwellstotankfarmsforstorageortorefineeriesforprocessing； conveynaturralgasfromthesourceandstoragetanformstopointsoftutilization； Etc .4、WHATMUSTBENOTICED？ Pipingfundamentals； Materials； genericandspecificdesignconsiderations； Fabricationandinstallation； Examinations； Testing； Stateandfederalregulations； 5、PIPING(CLASSIFICATION )、PN(Europeansystem):120、thereeferentersetempertureoftwosystemisdifferent .Class(Americansystem):425。 diameter nominal (dn ) isalsoadimensionlessdesignatorofpesizeinthemtricunitsystem，dovedbytheinternationalstandardorganization (iso ) 7.piping (大小计算)，wewillwillseledeferentitalanalistoermentootidediameterofpipeline，ithastwosteps . tominesinelovectionofwhowthethercorrespondstothestandardofgb 50030-2007 or not .tominesvoltagedropwhethercorrespondstothestandard 8，piping (全球铁路)，scheduledisexpressedinnumbers (5，5 s，10，10 s，20，20 s，30，40，40 s，60，80，80 s，100，120， 140 ) 160 ).aschedulenumberingdicationstheheservicepressurreandistallabablestress .STDmeansstandardweight； XSmeansextrastrong； XXSmeansdoubleextrastrong； thenominalwallthicknesssssofnps 10 andsmallerschedule 40 pipeisesameasttosfstd.wt.pipe.also， NP S8 andsmalleschedule 80 pipeehasthesamewallthicknessssasxspipe .9，PIPING(WallThickness )，design pressure:15000 kpagdesigntemperate corrosionallowance:0 mmalowablestress (s ):118000 kpa材料： 316 lgb/t 14976-2002 mill tolerance:12.50 %，设计代码： asmeb 31.3 flg RR MTL coefficient:y=0.4 qualityfactore=1weldjointstrengthreadingfactor : w=1piping size:2 ，10，PIPING(WallThickness )，TM=minimium includingmechanical，corrosion，anderoseallowances(mm )； t=pressursuredesignthiknessforinternalpressure (mm ) ca=thesumofthemechanicalallowances (threaddorgroovedepth ) plus corrosion， anderosionallowances (mm ) p=internaldesigngagepressure (kpag ) d=outsidediameterofpipe (mm ) s=stressvalueasperassmeb 31.3/GB 50316-2000 e=quality