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STAINLESSSTEELPETROCHEMICALINDUSTRYWITHITSOWNPRODUCTIONOFSOMEOFTHEFEATURES,SUCHASITSOPERATINGTEMPERATURERANGE,LOWTEMPERATURECONDITIONSUPTO196℃,TEMPERATURESCANREACHMORETHAN500℃;OPERATINGPRESSURETHEREISEXTERNALPRESSURE,VACUUM,ATMOSPHERICPRESSURE,MEDIUMPRESSURE,HIGHPRESSURE,ULTRAHIGHPRESSUREMORETHAN100MPA;INADDITION,THEOPERATINGENVIRONMENTINTHEMEDIUMCOMPLEXITY,SUCHASTHEEXISTENCEOFCORROSION,WEARANDTEAR,ANDFLAMMABLE,EXPLOSIVE,TOXICANDOTHERSOLID,GASEOUS,LIQUIDANDAVARIETYOFMIXEDMEDIACHLORIDE,SULFIDEANDOTHERSALTCATEGORYTHEREFORE,THEPETROCHEMICALINDUSTRYINTHEUSEOFSTAINLESSSTEEL,THEREQUIREMENTSOFSTAINLESSSTEELHASSTRONGCORROSIONRESISTANCE,INCLUDINGANTICHLORIDE,SULFIDEANDOTHERCORROSIVESALTS;RESISTANTTOHIGHTEMPERATUREANDLOWTEMPERATUREPERFORMANCEAMONGTHEM,THEPETROCHEMICALPLANTAT500600℃,THEEQUIPMENTANDPIPEMATERIALSINGENERALTOCHOOSEAVARIETYOFAUSTENITICSTAINLESSSTEELBASED,SUCHAS304H,316,321,SUCHASAUSTENITICSTAINLESSSTEELHASBEENWIDELYUSED;ANDFOROILEXPLORATION,THEDEVELOPMENTOFTHEFIELDOFSTAINLESSSTEELWITHANTICALLEDCARBONDIOXIDE,HYDROGENSULFIDECORROSIONPROPERTIESATPRESENT,CHINASCRUDEOILEXPLORATION,DEVELOPMENTISMAINLYUSEDIN3CR,9CR,13CR,SUPER13CRANDCONTAININGMORETHANCR22STAINLESSSTEELTHICKWALLED,NONMAGNETICDRILLCOLLARANDDRILLPIPEATPRESENT,CHINASPETROCHEMICALINDUSTRYINTHESTAINLESSSTEELVARIETYOFCHOICE,INGENERALTO304MAINLY,STEELPLATETHICKNESSOF6TO22MILLIMETERS,THEMAINPOLYMERUSEDINTHECONSTRUCTIONOFSTORAGETANKS,HEATEXCHANGERSHELLINADDITION,SOMEPIECESOFTHEUSEOFREACTORTOWER316L,TP347,ETC,THETHICKNESSOF26MMGLACIALACETICACIDANDLIQUIDDELIVERYVEHICLESTRAINTANKERGENERALUSEOF304AND306PLATEINADDITION,PRODUCTIONOFTHEDEVICEBECAUSEOFTHEEXISTENCEOFUREACARBAMATEAMINECONDENSATE,AHIGHLYCORROSIVE,GENERALLYSTRIPPER,SEPARATION,ANDTHEUSEOF316LSTAINLESSSTEELCONDENSERONTHESTAINLESSSTEELCLADPLATE,SUCHPLATEMAINLYUSEDINOILREFININGEQUIPMENTREACTIONTOWER,COMMONLYUSEDFOR20R0CR13AL,16MNR0CR13AL,20R0CR13SUCHDUETOTHESUBSTRATE,REHABILITATIONMATERIALSANDPRODUCTIONMETHODS,EQUIPMENTLIMITATIONS,DOMESTICCOMPOSITESTEELPLATETHICKNESS,LENGTHFARFROMBEINGABLETOFULLYMEETTHEDEMANDSOFTHEPETROCHEMICALINDUSTRYINADDITION,THEDOMESTICSTAINLESSSTEELPLATESPLICING,HEATTREATMENT,TESTINGANDOTHERMEANSYETTOBEIMPROVEDASARESULTOFAWIDERANGEOFSTAINLESSSTEEL,PETROCHEMICALINDUSTRY,CURRENTLYUSEDFORTHETYPEOFAUSTENITICSTAINLESSSTEEL,OFWHICH304BRANDSOFSTAINLESSSTEELPLATE,TUBEFORGINGSLARGESTAMOUNT,316,304L,316LOFTHEPLATE,TUBE,FORGINGALARGERAMOUNT,ASTMSTANDARDTP321,TP347,TP316BRANDSOFBOILERTUBES,HEATEXCHANGERISALSOGRADUALLYINCREASINGDOSAGEINADDITION,ASPECIALTWOWAYSTAINLESSSTEELASARESULTOFCORROSIONRESISTANCE,CHIANGKAISHEKINTHEPETROCHEMICALINDUSTRYHASBEENRAPIDPROMOTIONANDUSE,OFWHICHTWOWAYGRADUALLYINCREASINGTHEAMOUNTOFSTAINLESSSTEELTUBESATPRESENT,CHINASPETROCHEMICALINDUSTRYINTHEUSEOFSTAINLESSSTEELISABOUT70,000TONS,OFWHICHSTAINLESSSTEELPLATE8MMORMORETHEAMOUNTOFAPPROXIMATELY10,000TONS,STAINLESSSTEELCOMPOSITEPLATEISABOUT15,000TONS,STAINLESSSTEELSEAMLESSSTEELTUBEISABOUT40,000TONS,STAINLESSSTEELPIPEISABOUT5000TONSDOMESTICSTAINLESSSTEELINTHEPETROCHEMICALFIELDOFAPPLICATIONOFTHEREASONSFORNOTWIDESPREADATPRESENT,THEDOMESTICSTAINLESSSTEELINTHEPETROCHEMICALFIELDOFAPPLICATIONISNOTEXTENSIVE,MAINLYINTHEFOLLOWINGREASONSFIRST,DONOTSUPPORTTHEISSUEOFSTANDARDSCHINASPETROCHEMICALINDUSTRYHASBEENFORMEDTOMEETTHEDEVELOPMENTNEEDSOFTHESTANDARDSYSTEM;ATHOMEANDABROADFORHIGHPRESSURE,HIGHSULFUR,CARBONDIOXIDEHIGHTHREEHIGHNATURALGASPRODUCTIONEQUIPMENT,MATERIALSMELTING,MANUFACTURING,TESTING,TESTINGTECHNOLOGYSUBSIDIARYNORMSANDSTANDARDSISSTILLINCOMPLETESECOND,PRODUCTPROBLEMSINTHISREGARD,MAINLYSTAINLESSSTEELPLATE,TUBE,FORGING,WELDINGMATERIALISNOTMATCHINGTHIRD,THEISSUESIZEDOMESTICMETALLURGICALINDUSTRYNEEDSOFTHEPETROCHEMICALINDUSTRYINTHETHICKWIDEBOARD,LARGEDIAMETER,THICKWALLEDSTEELPIPEPRODUCTIONCAPACITYISVERYLIMITEDFOURTH,QUALITYISSUES,PRODUCTQUALITYSTAINLESSSTEELTUBEINSTABILITYFIFTH,RESEARCHANDDEVELOPMENTPROBLEMSNEWVARIETIESOFTHEDOMESTICSTAINLESSSTEELRDANDPRODUCTIONISSTILLUNABLETOMEETTHEPETROCHEMICALINDUSTRYSDEVELOPMENTNEEDSINADDITION,THESTAINLESSSTEELRESEARCH,PRODUCTIONANDEXCHANGEOFINFORMATIONBETWEENUSERSOFTHEEXISTENCEOFTHEPROBLEMPOORASARESULTOFTHESEFACTORS,THENEEDFORSTAINLESSSTEELANDPETROCHEMICALINDUSTRIESTHEREAREMANYVARIETIESOFDOMESTICENTERPRISESCANNOTPROVIDE,SUCHASFOURMETERSWIDEOFTHEHEAVYPLATEPRODUCTIONINCHINAISNOTYET,THEREAREMANYFORMSOFSTAINLESSSTEELEQUIPMENTISIMPORTEDINADDITION,DOMESTICENTERPRISESINPRODUCTDEVELOPMENTWITHFOREIGNENTERPRISESISSTILLLAGGINGBEHINDCOMPAREDTO,FOREXAMPLE,SOMESTEELCOMPANIESINEUROPEEVERYYEARTOLAUNCHADOZENNEWVARIETIESOFSTAINLESSSTEEL,ANDCHINESEENTERPRISESINTHISRESPECT,THEWORKISNOTENOUGHTHEFIVEMAJORTRENDSINTHEPETROCHEMICALPROPOSEDNEWREQUIREMENTSFORSTAINLESSSTEELTHEFUTUREOFCHINASPETROCHEMICALINDUSTRYWILLMOVETOWARDSTHETOPFIVETRENDSINTHEDEVELOPMENTOFSTAINLESSSTEELPRODUCTSANDHIGHERREQUIREMENTSFIRSTOFALL,THEFUTUREOFCHINASOILANDGASFIELDEXPLORATIONANDDEVELOPMENTEFFORTSWILLFURTHERINCREASESUCHASCARBONDIOXIDEWILLBEINJECTEDBACKUNDERGROUNDWAYSTOREDUCECARBONDIOXIDEEMISSIONSANDIMPROVETHEOILRECOVERYRATEATTHESAMETIME,CHINASNATURALGASEXPLORATIONANDDEVELOPMENTEFFORTSWILLBEGREATERTHANTHECRUDEOILEXPLORATIONANDDEVELOPMENT,ANDTOTHEHIGHSULFURCONTENT,CARBONDIOXIDEAREADEVELOPMENT16HYDROGENSULFIDECONTENT,CARBONDIOXIDECONTENTOFABOUT8,ANDWILLFURTHERDEEPENTHEDEPTHOFWELLS,LANDSHAMTSENGWILLEXCEEDTHE8000METERSSECOND,THEPETROCHEMICALPLANTWILLBELARGESCALEETHYLENEPRODUCTIONOFSINGLEDEVICEWILLEXCEEDONEMILLIONTONS;REFININGSINGLEFACTORYREFININGCAPACITYMORETHAN15MILLIONTONS;OFPURIFIEDTEREPHTHALICACIDPTAPRODUCTIONCAPACITYOFASINGLEPLANTMORETHAN800,000TONS;STAINLESSSTEELTANKSTOTHELARGESCALEDEVELOPMENTTHETHIRDISRUNPETROCHEMICALPLANTWILLBEALONGTERMDEVELOPMENT,ANDGRADUALLYOVERHAULTHECURRENTCYCLEOFTHETRANSITIONTO3YEARSFOURTH,THEPETROCHEMICALPRODUCTIONWILLDIVERSIFYTHESOURCEOFMATERIALSDEVELOPMENTWITHTHEIMPROVEMENTOFTHEREQUIREMENTSOFENVIRONMENTALPROTECTIONANDENERGYCONSUMPTIONSTRUCTURE,USINGNATURALGASASRAWMATERIALSOFCHEMICALINDUSTRYISDEVELOPINGRAPIDLYASARESULTOFNATURALGASATMINUS160℃CANBEACHIEVEDUNDERTHECONDITIONSOFLIQUEFACTION,SOTHENEEDFORSTAINLESSSTEELSTORAGEANDTRANSPORTATIONEQUIPMENTINADDITION,ASCHINASLNGIMPORTSINCREASEINCOASTALAREASNEEDTORECEIVELARGESCALECONSTRUCTION,WORKINGCAPITALANDSTORAGEFACILITIES,CANBEEXPECTEDINTHISREGARDWILLBEVERYLARGESTAINLESSSTEELCONSUMPTIONTHESEPETROCHEMICALINDUSTRYDEVELOPMENTTRENDOFSTAINLESSSTEELPRODUCTS,SPECIFICATIONSANDVARIETIESHAVEPUTFORWARDNEWDEMANDSFROMANTICORROSIONREQUIREMENTS,THEPETROCHEMICALINDUSTRYPRODUCTIONDEVICETEMPERATURE,PRESSURE,MEDIAAREMAJORCHANGESHAVETAKENPLACE,STAINLESSSTEELUSEDINAMOREHARSHENVIRONMENT,ANTICORROSIONPERFORMANCEBYASINGLECHANGETOTHECOMPOSITEPERFORMANCEINTHEPROCESSINGPERFORMANCE,THEREQUIREMENTSOFSTAINLESSSTEELAHIGHERINTENSITY,BETTERTOUGHNESS,WELDABILITYANDGOODPROCESSABILITYINGEOMETRY,THEREQUIREMENTSOFSTAINLESSSTEELPRODUCTSANDHIGHPRECISION,WIDTHINCREASED,LARGEDIAMETERSTEELPIPE,STEELPIPEWALLTHICKNESSINCREASEDINTHESTANDARDS,STAINLESSSTEELPRODUCTIONASSOONASPOSSIBLEWITHINTERNATIONALSTANDARDSINADDITION,THEPETROCHEMICALINDUSTRYASARESULTOFEACHOFWELLS,EACHSETOFCONDITIONSOFSERVICEREFININGDEVICETHEREISADIFFERENCE,RELATEDSTAINLESSSTEELPRODUCTIONENTERPRISESSHOULDBEBASEDONTHEACTUALSITUATIONINTHEPROVISIONOFPERSONALIZEDSERVICESINADDITION,WITHTHEINCREASEDUSAGEOFSTAINLESSSTEEL,STAINLESSSTEELUSEDINECONOMICSISEVENMOREIMPORTANTTHEREFORE,THEDOMESTICIRONANDSTEELENTERPRISES,ESPECIALLYTHESTEELPIPEINDUSTRYSHOULDIMPROVETHETECHNOLOGICALCONTENTOFPRODUCTSANDVALUEADDED,HIGHENDPRODUCTMARKETOCCUPATIONATPRESENT,MANYEUROPEANSTEELISNOLONGERTHEPRODUCTIONOFLOWVALUEADDEDOILWELLPIPES,ANDWILLFOCUSENTIRELYONHIGHADDEDTUBE,THEPREPARATIONFORTHESEHIGHENDPRODUCTSOCCUPIEDTHECHINESEMARKET
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