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1、外文原文：StainlessSteelPetro-chemicalindustrywithitsownproductionofsomeofthefeatures,suchasitsoperatingtemperaturerange,low-temperatureconditionsupto-196℃,temperaturescanreachmorethan500℃;operatingpressurethereisexternalpressure,vacuum,atmosphericpressure,mediumpressure,highpressure,ultra-highpressur
2、e(morethan100MPa);Inaddition,theoperatingenvironmentinthemediumcomplexity,suchastheexistenceofcorrosion,wearandtear,andflammable,explosive,toxicandothersolid,gaseous,liquidandavarietyofmixedmediachloride,sulfideandothersaltcategory.Therefore,thepetrochemicalindustryintheuseofstainlesssteel,thereq
3、uirementsofstainlesssteelhasstrongcorrosionresistance,includinganti-chloride,sulfideandothercorrosivesalts;resistanttohightemperatureandlowtemperatureperformance.Amongthem,thepetrochemicalplantat500~600℃,theequipmentandpipematerialsingeneraltochooseavarietyofausteniticstainlesssteel-based,suchas3
4、04H,316,321,suchasausteniticstainlesssteelhasbeenwidelyused;andforoilexploration,thedevelopmentofthefieldofstainlesssteelwithanti-calledcarbondioxide,hydrogensulfidecorrosionproperties.Atpresent,China'scrudeoilexploration,developmentismainlyusedin3Cr,9Cr,13Cr,super13CrandcontainingmorethanCr22sta
5、inlesssteelthick-walled,non-magneticdrillcollaranddrillpipe. Atpresent,China'spetrochemicalindustryinthestainlesssteelvarietyofchoice,ingeneralto304mainly,steelplatethicknessof6to22millimeters,themainpolymerusedintheconstructionofstoragetanks,heatexchangershell.Inaddition,somepiecesoftheuseofreac
6、tortower316L,TP347,etc.,thethicknessof2~6mm.Glacialaceticacidandliquiddeliveryvehicles(traintanker)Generaluseof304and306plate.Inaddition,productionofthedevicebecauseoftheexistenceofureacarbamateaminecondensate,ahighlycorrosive,generallystripper,separation,andtheuseof316Lstainlesssteelcondenser.On
7、thestainlesssteelcladplate,suchplatemainlyusedinoilrefiningequipmentreactiontower,commonlyusedfor20R+0Cr13AL,16MnR+0Cr13AL,20R+0Cr13such.Duetothesubstrate,rehabilitationmaterialsandproductionmethods,equipmentlimitation
