GB 50403-2007 GB50403-2007炼钢机械设备工程安装验收规范-英文

专用

人人文库

NATIONALSTANDARD

OFTHEPEOPLESREPUBLICOFCHINA

CodeforEngineeringInstallationAcceptance

ofSteel-makingMechanicalEquipment

GB50403-2007

ChiefDevelopmentDepartment:ChinaMetallurgicalConstructionAssociation

ApprovalDepartment:MinistryofConstructionofthePeoplesRepublicofChina

ImplementationDate:July1,2007

专用

人人文库

ChinaPlanningPress

Beijing2015

图书在版编目(CIP)数据

炼钢机械设备工程安装验收规范英文中国冶金建设协

GB50403-2007:/

会组织编译北京中国计划出版社

.—:,2015.12

ISBN978-7-5182-0292-8

中炼钢设备设备安装工程验收国家标

Ⅰ.①G…Ⅱ.①…Ⅲ.①---

准中国英文

--Ⅳ.①TF31-65

中国版本图书馆数据核字第号

CIP(2015)262085

ChineseeditionfirstpublishedinthePeoplesRepublicofChinain2007

EnglisheditionfirstpublishedinthePeoplesRepublicofChinain2015

byChinaPlanningPress

rd专用

3Floor,CTower,GuohongBuilding

No.A11,Muxidi-Beili,XichengDistrict

Beijing,100038

PrintedinChinabyBeijingJinghuaHucaisPrintingCO.,LTD

Ź2007byMinistryofConstructionof

thePeoplesRepublicofChina

Allrightsreserved.Nopartofthispublicationmaybereproducedortransmittedinanyformor

byanymea人人文库ns,graphic,electronic,ormechanical,includingphotocopying,recording,

oranyinformationstorageandretrievalsystems,withoutwrittenpermissionofthepublisher.

Thisbookissoldsubjecttotheconditionthatitshallnot,bywayoftradeorotherwise,belent,

resold,hiredoutorotherwisecirculatedwithoutthepublisherspriorconsentinanyformof

blindingorcoverotherthanthatinwhichthisispublishedandwithoutasimilarcondition

includingthisconditionbeingimposedonthesubsequentpurchaser.

ISBN978-7-5182-0292-8

AnnouncementofMinistryofConstruction

ofthePeoplesRepublicofChina

No.563

AnnouncementofPublishingtheNationalStandardof

CodeforEngineeringInstallationAcceptance

ofSteel-makingMechanicalEquipment

CodeforEngineeringInstallationAcceptanceofSteel-makingMechanicalEquipment

has

beenapprovedasanationalstandardwiththenumberofGB50403-2007andshallbeimplemented

fromJuly1,2007.Articles2.0.4,2.0.14,5.4.5,6.2.1,6.2.2,8.2.4,8.3.2,8.4.4,9.6.5,9.8.1,

9.9.1,9.9.2,10.4.1,10.5.1,11.5.1,11.8.1,11.8.2,13.4.2,15.2.1,15.7.1,16.5.1,18.4.1,

18.4.2and21.1.5hereinaremandatoryprovisionsandmustbeenforcedstrictly.

AuthorizedbyResearchInstituteofStandards&NormsofM专用inistryofConstructionofthe

PeoplesRepublicofChina,thisCodeispublishedanddistributedbyChinaPlanningPress.

MinistryofConstructionofthePeoplesRepublicofChina

January24,2007

人人文库

Foreword

MeasuresforManagementofNationalStandardsfor

Accordingtotherequirementof

EngineeringConstruction

andthatofJianBiaoHan[2005]No.124issuedbyformerMinistryof

Construction-"NoticeonPrintingtheDevelopmentandRevisionPlanofNationalEngineering

ConstructionStandardsin2005(secondbatch)",thisCodeisherebyestablishedbyChinaFirst

MetallurgicalGroupCo.,Ltd.jointlywithrelatedcompaniesundertheorganizationofChina

MetallurgicalConstructionAssociation.

DuringestablishmentoftheCode,thepreparationgrouphasstudiedrelatedcurrentnational

laws,regulationsandstandards;madeextensiveandin-depthinvestigation;concludedmanyyears

experienceintheinstallationacceptanceofsteel-makingmechanicalequipment;widelysoughtthe

advicesfromrelatedcompaniesandexperts;repeatedlydiscussed,revisedandenhancedthe

provisionsoftheCode;andfinalizedthistextuponreview.

TheCodeconsistsof21chaptersasfollows:generalprovisions,basicrequirements,equipment

foundation,foundationboltandbaseplate,equipmentandmateria专用lmobilization,installationof

converter,installationofoxygenlanceandsublance,installationofhood,installationofwasteheat

boiler(vapourizationcoolingdevice),installationofelectricarcfurnace,installationofladlerefining

furnace(LF),installationofvacuumladlerefiningfurnace(VD)andvacuumoxygen

decarburizationconverter(VOD),installationofrecirculationvacuumdegassingrefiningfurnace

(RH),installationofargonoxygendecarburizationrefiningfurnace(AOD),installationofcasting

equipment,installationofcontinuoussteel-castingequipment,installationofdischargingand

finishingequipment,installationofhotmetalmixer,installationofhotmetalpretreatment

equipment,installationofrawmaterialsystem,installationofgaspurification;testrunof

mechanicalsteel-making,andsixappendixes.Chapters5to20arethesub-unitworksofinstallation

ofsteel-makingmechanicalequipment,whilethecontentsofthearticlesofChapterthree

"EquipmentFoundation,FoundationBoltandBasePlate"andChapterfour"Equipmentand

MaterialMobilization"involvesvarioussubdivisionalworksandaretheelementsforqualitycontrol

commonlyapplicabletovarioussubdivisionalworks.Therefore,theyarepreparedasseparate

chapters.

Theprovision人人文库sinboldfaceinthisCodearemandatory,andshallbestrictlyimplemented.

MinistryofConstructionisresponsibleformanagingtheCodeandexplainingthemandatory

provisions,andChinaFirstMetallurgicalGroupCo.,Ltd.isresponsibleforexplainingthespecific

technicalcontents.Allrelatedcompaniesarekindlyrequestedtosumupandaccumulate

experiencesinactualpracticesduringtheprocessofimplementingthisCode.Therelevantopinions

andadvice,whenevernecessary,canbepostedorpassedontoChinaFirstMetallurgicalGroup

Co.,Ltd.(address:No.3GongyeAvenue,QingshanDistrict,Wuhancity,Hubeiprovince;Zip

code:430081;E-mail:jisc@orxiaolw@;Faxforreferencein

caseoffuturerevisionofthisCode.

ChiefDevelopmentOrganization,ParticipatingDevelopmentOrganizationsandChiefDraftingStaff:

·1·

ChiefDevelomentOranization

pg:

ChinaFirstMetallurgicalGroupCo.,Ltd.

ParticiatinDevelomentOranizations

pgpg:

ChinaThirteenthMetallurgicalGroupCo.,Ltd.

ChinaTwentiethMetallurgicalGroupCo.,Ltd.

ChiefDraftinStaff

g:

ZouYichangCaiXiaoboTuLichengYuanYuchengAiQingzhu

GuoYankunZhengGuoqiangGongMinXiaoLiwenJinDewe

LiShaoxiangZhangLi

专用

人人文库

·2·

Contents

……………

1GeneralProvisions(1)

……………

2BasicRequirements(2)

…………………

3EquipmentFoundation,FoundationBoltandBasePlate(6)

…………

3.1GeneralRequirements(6)

…………

3.2EquipmentFoundation(6)

………………

3.3FoundationBolt(6)

……………………

3.4BasePlate(7)

………

4EquipmentandMaterialMobilization(8)

…………

4.1GeneralRequirements(8)

……………………

4.2Equipment(8)

…………………

4.3RawMaterials(8)

……………………

5InstallationofConverter(9)

…………

5.1GeneralRequirements(9)

……………………

5.2TrunnionBearinPedestal专用

g(9)

…………………

5.3BackingRing(10)

…………………

5.4FurnaceBody(11)

…………………

5.5TiltingDevice(13)

…………………

5.6RemovableGuardBoardandFixedGuardBoard(14)

…………………

6InstallationofOxygenLanceandSublance(16)

…………

6.1GeneralRequirements(16)

………

6.2OxygenLance,SublanceandLiftingDevice(16)

…………

6.3Crosstravellingdevice(17)

………………

6.4RotatingDevice(18)

………………………

6.5NitrogenSealingDevice(19)

……………………

6.6ProbeMountingMachineandPullingMachine(20)

…………

7InstallationofHood(21)

…………

7.1GeneralRequirements(21)

…………………………

7.2Skirt人人文库(21)

………………

7.3RemovableHood(22)

…………

8InstallationofWasteHeatBoiler(VaporizationCoolingDevice)(23)

…………

8.1GeneralRequirements(23)

…………………………

8.2Flue(23)

…………………

8.3BoilerBarrel(24)

……………

8.4PipingforSteamandWaterSystems(25)

……………

8.5HeatAccumulator(26)

………………………

8.6DeoxidizationWaterTank(26)

…………

9InstallationofElectricArcFurnace(28)

·1·

…………

9.1GeneralRequirements(28)

……………………

9.2RailChair(28)

………………………

9.3Cradle(29)

…………………

9.4TiltingDevice(30)

…………

9.5TiltingLockingDevice(30)

…………………

9.6FurnaceBody(31)

………………

9.7FurnaceCover,ElectrodeRotatingMechanismandFurnaceCoverLiftingMechanism(32)

…………………

9.8ElectrodeLiftingMechanismandElectrodeClampingMechanism(33)

…………………

9.9OxygenLance(34)

………………

10InstallationofLadleRefiningFurnace(LF)(35)

…………

10.1GeneralRequirements(35)

………………………

10.2TrackforBuggyLadle(35)

…………………

10.3BuggyLadle(35)

……………

10.4FurnaceCoverandFurnaceCoverLiftingMechanism(36)

…………………

10.5ElectrodeLiftingMechanismandElectrodeClampingMechanism(36)

……………

10.6ArgonGasStirrer(37)

……………………

10.7TemperatureMeasuringandSamplingDevice(37)

11InstallationofVacuumLadleRefiningFurnace(VD)andVacuumOxygen

………………专用…………

DecarburizationConverter(VOD)(39)

…………

11.1GeneralRequirements(39)

………………

11.2VacuumTank(39)

…………………

11.3TrackforVacuumTankCar(40)

……………

11.4VacuumTankCar(40)

……………

11.5VacuumTankCapandTankCapLiftingMechanism(40)

……………………

11.6TemperatureMeasuringandSamplingDevice(41)

………………

11.7VacuumDevice(41)

………………

11.8OxygenLance(VacuumOxygenDecarburizationConverter(VOD))(41)

………………

12InstallationofRecirculationVacuumDegassingRefiningFurnace(RH)(43)

…………

12.1GeneralRequirements(43)

………………………

12.2TrackforBuggyLadle(43)

…………………

12.3BuggyLadle(43)

……………………

12.4TrackforVacuumDegassingChamberCar(43)

…………

12.5VacuumDega人人文库ssingChamberandDegassingChamberCar(43)

………………

12.6VacuumDevice(44)

…………

12.7LadleLiftingDevice(44)

………………

12.8PreheatingDeviceforVacuumDegassingChamber(45)

………………

13InstallationofArgonOxygenDecarburizationRefiningFurnace(AOD)(46)

…………

13.1GeneralRequirements(46)

……………………

13.2TrunnionBearingPedestal(46)

…………………

13.3BackingRing(46)

………………

13.4FurnaceBody(46)

………………

13.5TiltingDevice(46)

·2·

…………………

13.6RemovableGuardBoardandFixedGuardBoard(47)

…………

14InstallationofCastingEquipment(48)

…………

14.1GeneralRequirements(48)

…………………

14.2LadleTurret(48)

………………………

14.3TundishCarandTrack(49)

………………………

14.4Roaster(49)

………

15InstallationofContinuousSteel-castingEquipment(50)

…………

15.1GeneralRequirements(50)

……………………

15.2MoldandVibratingDevice(50)

……………………

15.3SecondaryCoolingDevice(51)

…………………

15.4ExchangeDeviceforSegment(53)

……………

15.5WithdrawalandStraighteningUnit(54)

…

15.6DummyBarReceivingandSendingDeviceandDummyBarDisconnectingDevice(56)

………………………

15.7FlameCuttingMachine(58)

………………

15.8RockingShear(59)

………………………

15.9CropCollectingDevice(59)

……………

15.10BurringMachine(60)

……

16InstallationofDischargingandFinishingEquipment(61)

………………专用…………

16.1GeneralRequirements(61)

………………………

16.2ConveyingRollerTable(61)

……………………

16.3Turntable(61)

………………………

16.4Pusher,PullerandTilter(62)

………………………

16.5Scarfer(63)

………

16.6LiftingGuardBoardandMarkingPunch(64)

………………………

16.7CrossTravellingTrolley(65)

……………

16.8CenteringDevice(65)

……………

17InstallationofHotMetalMixer(67)

…………

17.1GeneralRequirements(67)

………………

17.2BaseandRace(67)

………………

17.3FurnaceShellandTensionSleeve(68)

………………

17.4TiltingDevice(69)

……………………

17.5CoverManipulatingWinch(70)

………

18Installationof人人文库HotMetalPretreatmentEquipment(71)

…………

18.1GeneralRequirements(71)

………………

18.2Desulfurizer(Dephosphorizer)ConveyingDevice(71)

……………

18.3StirringDesulfurizationEquipment(72)

…………………

18.4DephosphorizationSprayGun(73)

…………

18.5MoltenIronTankCar(73)

………………

18.6TrackforMoltenIronTankCar(74)

………………

18.7SlagRemover(74)

………

19InstallationofRawMaterialSystem(75)

…………

19.1GeneralRequirements(75)

·3·

……………

19.2WeighingFunnel(75)

…………

19.3CollectingFunnelandRotatingFunnel(75)

……………………

20InstallationofGasPurificationDevice(76)

…………

20.1GeneralRequirements(76)

………………………

20.2GasPurificationDevice(76)

………

21TestRunofSteel-makingMechanicalEquipment(77)

…………

21.1GeneralRequirements(77)

………………………

21.2TestRunofConverter(77)

………

21.3TestRunofOxygenLanceandSublance(78)

……………

21.4TestRunofHood(78)

…………

21.5TestRunofWasteHeatBoilerSystem(78)

………………

21.6TestRunofElectricArcFurnace(79)

………

21.7TestRunofLadleRefiningFurnace(LF)(79)

21.8TestRunofVacuumLadleRefiningFurnace(VD)andVacuumOxygen

………………

DecarburizationConverter(VOD)(80)

……………

21.9TestRunofRecirculationVacuumDegassingRefiningFurnace(RH)(80)

……………

21.10TestRunofArgonOxygenDecarburizationRefiningFurnace(AOD)(80)

………………

21.11TestRunofCastingEquipment(81)

………………

21.12TestRunofContinuousSteel-castingEquipment专用(81)

………………

21.13TestRunofDiachargingandFinishingEquipment(81)

………………

21.14TestRunofHotMetalMixer(82)

………………

21.15TestRunofHotMetalPretreatmentEquipment(82)

AppendixARecordofQualityAcceptanceforSubdivisionalWorksofInstallation

…………

ofSteel-makingMechanicalEquipment(84)

AppendixBRecordofQualityAcceptanceforSub-unitWorksofInstallation

…………

ofSteel-makingMechanicalEquipment(85)

AppendixCRecordofQualityAcceptanceforUnitWorksofInstallation

…………

ofSteel-makingMechanicalEquipment(86)

………

AppendixDRecordofNo-loadTestrunofSteel-makingMechanicalEquipment(89)

………

AppendixECriteriaforAppearanceQualityofWeld(90)

……

AppendixFPostweldHeatTreatmentofWeldedJoint(91)

……………

ExplanationofWordinginThisCode(92)

……………

Addition:Explanat人人文库ionofProvisions(93)

·4·

1GeneralProvisions

1.0.1

Inordertostrengthenthemanagementofinstallationqualityofsteel-makingmechanical

equipment,unifythestandardfortheacceptanceofengineeringinstallationqualityandensurethe

engineeringquality,thisCodeisherebyestablished.

1.0.2

TheCodeshallbeapplicabletotheengineeringinstallationqualityacceptanceofconverter,

electricarcfurnace,secondaryrefiningequipment,continuoussteel-castingmechanicalequipment

andauxiliarysteel-makingmechanicalequipment,etc.

1.0.3

Therequirementforinstallationqualityintheengineeringtechnicaldocumentsandthe

contracttobeappliedduringtheinstallationofsteel-makingmechanicalequipmentshallnotbe

lowerthanthatinthisCode.

1.0.4

Duringtheinstallationqualityacceptanceofsteel-makingmechanicalequipment,notonly

theregulationsofthisCodebutalsothoseoftherelatedcurrentnationalstandardsshallbe

compliedwith.专用

人人文库

·1·

2BasicRequirements

2.0.1

Theconstructioncontractorforinstallationofsteel-makingmechanicalequipmentshallbe

qualifiedtoundertaketheconstructionofthiskindofworks.Theconstructionsiteshallbe

providedwithcorrespondingconstructiontechnicalstandards,completequalitymanagementsystem

andqualitycontrolandinspectionsystemsaswellassuchtechnicaldocumentsapprovedbythe

technicaldirectoroftheprojectasconstructionorganizationplan,methodstatementand

constructiondesign.

2.0.2

Incaseofrevisionofconstructiondrawings,thedesignchangenoticefromthedesign

contractorortechnicalconfirmationattestationshallbeacquiredinadvance.

2.0.3

Incaseofinspectionandacceptanceofengineeringinstallationqualityofsteel-makingmechanical

equipment,themeasuringinstrumenttobeusedmustbeverifiedandcalibratedasqualified.

2.0.4Thewelderresponsibleforweldingworkduringtheinstallationofsteel-makingmechanical

equipmentmustpasstherelatedexaminationandacquirethecorrespondingcertificate,andonlycarry

outweldingwithinthescopespecifiedandapprovedbytheaboveexaminationhe/shepassed.

2.0.5专用

Theinstallationofsteel-makingmechanicalequipmentshallbecarriedoutandhandedover

amongvariousspecialtieswithrecordaccordingtospecifiedprocedures.Thequalitycontrolshallbe

carriedouttoeachworkingprocedureaccordingtotheconstructiontechnicalstandard,andafter

completionofeachworkingprocedure,thequalityshallbeinspectedwithrecord.Iftheprevious

procedurehasnotpassedinspection,thefollowingprocedurecannotbecarriedout.

2.0.6

Incaseofsecondarygroutingandotherconcealedworksofequipmentduringinstallationof

steel-makingmechanicalequipment,theconstructioncontractorshallinformrelatedcontractorsto

carryoutacceptanceandpreparetheacceptancedocumentaccordinglypriortotheconcealedwork.

2.0.7

Theengineeringinstallationqualityacceptanceofsteel-makingmechanicalequipmentshall

beperformedonthebasisoftheselfinspectionofconstructioncontractoraswellassubdivisional

works,sub-unitworksandunitworks.Thesub-unitworksandsubdivisionalworksshouldbe

dividedaccordingtotherequirementofTable2.0.7.Theunitworkscanbedividedintothe

followingcontentsbasedonprocesssystems:installationofmechanicalconverter,electricarc

furnace,ladlerefiningfurnace(LF),vacuumladlerefiningfurnace(VD),vacuumoxygen

decarburizationco人人文库nverter(VOD),recirculationvacuumdegassingrefiningfurnace(RH),argon

oxygendecarburizationrefiningfurnace(AOD)andcontinuoussteel-castingmechanical

equipment.

Table2.0.7Divisionofsub-unitworksandsubdivisionalworksofsteel-makingmechanicalequipmentinstallation

No.Sub-unitworksSubdivisionalworks

Trunnionbearingpedestal,backingring,furnacebody,tiltingdevice,removableguard

1Converter

boardandfixedguardboard

Liftingdevice,crosstravellingdevice,rotatingdevice,nitrogensealingdevice,probe

2Oxygenlanceandsublance

mountingmachineandprobepullingmachine

3HoodSkirt,removablehood

·2·

Table2.0.7(Continued)

No.Sub-unitworksSubdivisionalworks

WasteheatboilerFlue,boilerbarrel,pipingforsteamandwatersystem,heataccumulatorand

4

(vapourizationcoolingdevice)deoxidizationwatertank

Railchair,cradle,tiltingdevice,tiltinglockingdevice,furnacebody,furnacecover,

5Electricarcfurnaceelectroderotatingmechanismandfurnacecoverliftingmechanism,electrodelifting

mechanismandelectrodeclampingmechanism,andoxygenlance

Trackforbuggyladle,buggyladle,furnacecoveranditsliftingmechanism,electrode

6Ladlerefiningfurnace(LF)liftingandclampingmechanism,argongasstirrer,andtemperaturemeasuringand

samplingdevice

VacuumladlerefiningVacuumtank,trackforvacuumtankcar,vacuumtankcar,vacuumtankcapandtank

7

furnace(VD)capliftingmechanism,temperaturemeasuringandsamplingdeviceandvacuumdevice

Vacuumtank,trackforvacuumtankcar,vacuumtankcar,vacuumtankcapandtank

Vacuumoxygendecarburization

8capliftingmechanism,temperaturemeasuringandsamplingdeviceandvacuumdevice,and

converter(VOD)

oxygenlance

Trackforbuggyladle,buggyladle,trackforvacuumdegassingchambercar,vacuum

RecirculationVacuumDegassing

9degassingchamberanddegassingchambercar,vacuumdevice,ladleliftingdevice,and

RefiningFurnace(RH)

preheatingdeviceforvacuumdegassingchamber

ArgonoxygendecarburizationTrunnionbearingpedestal,backingring,furnacebody,tiltingdevice,removableguard

10专用

refiningfurnace(AOD)boardandfixedguardboard

11CastingequipmentLadleturret,tundishcarandtrack,androaster

Moldandvibratingdevice,secondarycoolingdevice,exchangedeviceforsegment,

Continuoussteel-casting

12withdrawalandstraighteningunit,dummybarreceiving,sendinganddisconnectingdevice,

equipment

flamecuttingmachine,pendulumshear,cropcollectingdeviceandburringmachine

DischargingandfinishingRun-outrollertable,turntable,pusher,puller,tilter,scarfer,liftingguardboard,

13

equipmentmarkingpunch,crosstravellingtrolley,andcenteringdevice

Baseandrollertable,furnaceshellandtensionsleeve,tiltingdevice,andcover

14Hotmetalmixer

manipulatingwinch

Desulfurizer(dephosphorizer)conveyingdevice,stirringdesulfurizationequipment,

Hotmetalpretreatment

15desulfuringspraygun,moltenirontankcar,trackformoltenirontankcar,andslag

equipment

remover

16RawmaterialsystemWeighingfunnel,collectingfunnelandrotatingfunnel

Venturitube,flat-bottomcyclone,spraytower,dehydrator,three-wayvalveandwater

17Gaspurificationdevice

人人文库seal

18Otherequipment

2.0.8

Incaseofacceptance,thequalityofsubdivisionalworksshallconformtothefollowing

requirements:

1

Duringinspection,thedominantitemsshallcomplywiththequalityrequirementsofthe

Code.

2

TheinspectionresultsofgeneralitemsshallmeettherequirementsoftheCode

completely.

3

Thequalityacceptancerecordandthequalitycertificationshallbecomplete.

2.0.9

Duringacceptance,thequalityofsub-unitworksshallconformtothefollowing

·3·

requirements:

1

Thequalityofallsubdivisionalworksofsub-unitworksshallpasstheacceptance.

2

Thedataforqualitycontrolshallbecomplete.

3

Theno-loadtestrunofsingleequipmentshallbequalified.

2.0.10

Incaseofacceptance,thequalityofunitworksshallconformtothefollowingrequirements:

1

Thequalityofallsub-unitworksoftheunitworksshallpasstheacceptance.

2

Thedataforqualitycontrolshallbecomplete.

3

Theno-loadcombinedtestrunofequipmentshallbequalified.

4

Theappearancequalityshallpasstheacceptance.

2.0.11

Incaseofacceptance,theappearancequalityinspectionitemsoftheunitworksshall

conformtothefollowingrequirements:

1

Connectingbolts:Thebolts,nutsandwashersshallbefullyequippedaccordingtothe

design.Afterfastened,theboltshallbewiththeexposednutorflushedwiththenut.Theexposed

threadshallbefreeofdamageandthepenetratingdirectionofthreadshallbeconsistentunless

otherwiselimitedbythestructuralreasons.

2

Sealingconditions:Freeofobviousoil,waterorgasleakage.

3

Pipelaying:Reasonablelayoutandorderlyarrangement.

4

Soundinsulationandthermalinsulatingmateriallaying:Un专用iformthickness,solidbound,

relativelysmoothsurface.

5

Coveringwithpaint:Uniformcoating,freeofholiday,scaling,obviouswrinkledskinorgas

bubble,basicallyconsistentcolor.

6

Walkingboard,ladderandrail:Firmlyfastenedandfreeofobviousappearancedefects.

7

Welds:Withrelativelyuniformweldripples,andweldingslagandspatterhasbeen

basicallycleanedup.

8

Notches:Freeofslag.

9

Protectionoffinishedproducts:Theequipmentisfreeofdefectandtheexposedmachined

surfaceshallbewellprotected.

10

Civilizedconstruction:Theconstructionsiteshallbeorderlyunderthemanagement,and

noconstructionwasteshallbefoundaroundtheequipment.Theaboveitemsshallberandomly

inspectedwithatleasttenpointstobeinspected.

2.0.12

Theacceptancerecordsforinstallationqualityofsteel-makingmechanicalequipmentshall

conformtothefollowingrequirements:

1

Thequalit人人文库yacceptanceofsubdivisionalworksshallberecordedaccordingtoAppendixAof

theCode.

2

Thequalityacceptanceofsub-unitworksshallberecordedaccordingtoAppendixBofthe

Code.

3

ThequalityacceptanceofunitworksshallberecordedaccordingtoAppendixCofthe

Code.

4

Theno-loadtestrunofequipmentshallberecordedaccordingtoAppendixDoftheCode.

2.0.13

Incasethequalityofworksdoesnotconformtotherequirement,theworksshallbenot

onlyimmediatelydealtwithorreworked,butalsosubjecttoacceptanceoveragain.

2.0.14Asfortheworkswhosequalitydoesnotconformtotherequirementandstillcannotmeetthe

·4·

safeuserequirementaftertreatmentorrework,theacceptancemustnotbeperformedtoit.

2.0.15

Theacceptanceforinstallationqualityofsteel-makingmechanicalequipmentshallbe

carriedoutaccordingtothefollowingprocedures:

1

Theacceptanceofsubdivisionalworksshallbecarriedoutbythespecializedtechnical

director(foreman)andqualityinspectoroftheconstructioncontractorundertheorganizationof

theconsultingengineer(theprojecttechnicaldirectoroftheowner).

2

Theacceptanceofsub-unitworksshallbecarriedoutbytheproject,technicalandquality

directorsoftheconstructioncontractorundertheorganizationofthechiefconsultingengineer(the

projectdirectoroftheowner).

3

Aftercompletionoftheunitworks,theconstructioncontractorshallorganizerelated

personneltoconductinspectionandassessmentbyitselfandsubmittheacceptancereporttothe

owner.

4

Aftertheownerreceivestheacceptancereport,its(project)directorshallorganizethe

personsinchargeofconstructioncontractor,designcompanyandconsultantcompanytocarryout

theacceptancetotheunitworks.

5

Incaseofsubcontractorsparticipatingintheconstructionofunitworks,thegeneral

contractorshallbefullyresponsiblefortheworksquality,whilethesubcontractorsshallbe

responsiblefortheinspectionandassessmentoftheworksunderth专用echargeofthemaccordingto

theproceduresspecifiedintheCodewiththeabsenceofthegeneralcontractorspersonnel.After

completionofsubcontractedworks,therelateddatashallbesubmittedtothegeneralcontractor.

人人文库

·5·

3EquipmentFoundation,FoundationBoltandBasePlate

3.1GeneralRequirements

3.1.1

Thischaptershallbeapplicabletotheacceptanceofinstallationqualityofthefoundation,

foundationboltandbaseplateofsteel-makingmechanicalequipment.

3.1.2

Priortoinstallationofequipment,thefoundationshallbeinspectedforacceptance.Incase

ofacceptancefailure,theequipmentmustnotbeinstalled.

3.1.3

Thefoundationformainsteel-makingmechanicalequipmentshallbesubjecttosettlement

surveywithrecordsbeingmade.

3.2EquipmentFoundation

ⅠDominantItems

3.2.1

Thestrengthofequipmentfoundationshallconformtotherequirementsofthedesign

technicaldocument.Quantitytobechecked:100%.Inspectionmethod:inspectthedatafor

foundationhandover.

3.2.2专用

Beforetheequipmentisinplace,thearrangementofcenterlabelboardandelevation

benchmarkshallbepreparedinaccordancewiththeconstructiondrawingandsurveyingcontrol

network;thecenterlabelboardandelevationbenchmarkshallbesetaccordingtotheabove

arrangement,andfinallytheshaftplumbingshallbeperformed.Permanentcenterlabelboardand

elevationbenchmarkshallbeburiedformainequipmentandcontinuousproductionline.

Quantitytobechecked:100%.

Inspectionmethod:Checkthelistofsurveyingresultsandcarryoutsurvey.

ⅡGeneralItems

3.2.3

Theaxisposition,elevationanddimensionofequipmentfoundationandthelocationof

foundationboltshallconformtorelatedrequirementsofthedesigntechnicaldocumentorthoseof

GeneralCodeforConstructionandAcceptanceofMechanical

currentnationalstandardof

EquipmentInstallationEngineering

(GB50231).

Quantitytobechecked:100%.

Inspectionmethod:Checkthere-inspectionrecord.

3.2.4

Thegreas人人文库ydirt,brokenstones,soilandwatershallberemovedfromthesurfaceof

equipmentfoundationandthepreparedholesforfoundationbolts,andtheembeddedthreadand

nutsoffoundationboltsshallbewellprotected.

Quantitytobechecked:100%.

Inspectionmethod:Observe.

3.3FoundationBolt

ⅠDominantItems

3.3.1

Thespecificationsandfasteningoffoundationboltsshallcomplywiththerequirementsof

thedesigntechnicaldocument.

·6·

Quantitytobechecked:Randomlycheck20%(notlessthanfourpieces).

Inspectionmethod:Checkthequalitycertification,measurebyaruler,checkthefastening

recordandcheckthemviahammeringnuts.

ⅡGeneralItems

3.3.2

Theoilstainandscaleonfoundationboltsshallbecleanedupandthethreadofthemshall

beproperlyappliedwithgrease.

Quantitytobechecked:100%.

Inspectionmethod:Observe.

3.3.3

Thefoundationboltstobeinstalledinthepreparedholesshallbesetvertically,andany

partofthemshallbemorethan15mmawayfromthewallofthecorrespondingholesandkeepclear

ofthebottomofthecorrespondingholes.

Quantitytobechecked:100%.

Inspectionmethod:Observe.

3.4BasePlate

ⅠDominantItems

3.4.1

Baseplateshallbesetwiththebed-mortarmethod,the48hstrengthofbed-mortar

concreteshallbeuptothedesignstrengthoffoundationconcrete.

:专用

QuantitytobecheckedCheckbatchbybatch.

Inspectionmethod:Checkthereportforstrengthtestofbedmortartestblock.

ⅡGeneralItems

3.4.2

Thebaseplateforequipmentshallbesetaccordingtorelatedrequirementsofthedesign

GeneralCodeforConstructionandAcceptance

technicaldocumentorthecurrentnationalstandard

ofMechanicalEquipmentInstallationEngineering

(GB50231).

Quantitytobechecked:Randomlycheck20%.

Inspectionmethod:Observe,measurebyaruler,checkwithafeelergaugeandmanuallytap

thebaseplate.

3.4.3

Incasethebaseplateismountedviagrinding,thesurfaceofconcretefoundationshallbe

flatlychippedsoastomakethecontactpointsbetweenthebaseplateandtheconcretesurface

evenlydistributed.

Quantitytobechecked:Randomlycheck20%.

Inspectionme人人文库thod:Observe.

·7·

4EquipmentandMaterialMobilization

4.1GeneralRequirements

4.1.1

Thischaptershallbeapplicabletotheacceptanceofequipmentandmaterialmobilization

forinstallationofsteel-makingmechanicalequipment.

4.1.2

Incaseofequipmenthandlingandlifting,theliftingpointshallbethepositionmarkedon

theequipmentoritspackingcase,andprotectivemeasuresshallbetakentopreventtheequipment

frombeingdamagedduetoimproperhandlingorlifting.

4.1.3

Priortoinstallationofequipment,itshallbesubjecttounpackinginspectionwithrecords

accordingly.Theequipmentshallbeprotectedafterunpackinginspectionandthentimelyinstalled.

4.1.4

Afterenteringthesite,therawmaterialsshallbestackedorderlyaccordingtotheirspecifications

andalsoprotectedfrombeingdamaged.

4.2Equipment

DominantItems

4.2.1

,,专用

Themodelspecificationsqualityandquantityofequipmentshallcomplywiththe

requirementsofthedesigntechnicaldocument.

Quantitytobechecked:100%.

Inspectionmethod:Observe,andcheckthequalitycertificationdocumentsoftheequipment.

4.3RawMaterials

DominantItems

4.3.1

Themodel,specifications,quality,quantityandperformanceofrawmaterialsandstandard

elementsshallconformtotherequirementsofthedesigntechnicaldocumentorrelatedcurrent

nationalproductstandards.Incaseofmobilization,acceptanceshallbeperformedwith

correspondingrecord.

Quantitytobechecked:Checkallofqualitycertificationdocuments.Randomlycheck1%of

actualproducts(notlessthanfivepieces).Ifrepeattestisrequiredinthedesigntechnical

documentorrelatednationalstandards,itisrequiredtoperformrepeattest.

Inspectionme人人文库thod:Checkthequalitycertificationdocuments,repeattestrecordandacceptance

record;carryoutappearanceinspectionoractualmeasurement.

·8·

5InstallationofConverter

5.1GeneralRequirements

5.1.1

Thischaptershallbeapplicabletothequalityacceptancefortheinstallationofconverter

withthenominalcapacityof100-300t.

5.2TrunnionBearingPedestal

GeneralItems

5.2.1

Theallowabledeviationforinstallationoftrunnionbearingpedestalshallcomplywiththe

requirementsinTable5.2.1(seeFigure5.2.1).

Quantitytobechecked:100%.

Inspectionmethod:SeeTable5.2.1.

Table5.2.1Allowabledeviationforinstallationoftrunnionbearingpedestal

ItemAllowabledeviation(mm)Inspectionmethod

Elevation±5专用.0Opticalinstrument

Measurebyaruler

Longitudinalandhorizontalcenterlinesofbearingpedestalatfixedend1.0

andplumbwire

Longitudinalandhorizontalcenterlinesofbearingpedestalatmovableend

Measurebyaruler

(thedeviationdirectionshallbeconsistentwiththatofthecenter1.0

andplumbwire

linesofbearingpedestalatfixedend)

Centerdistanceoftwobearingpedestals±1.0

Tapelineandcounter-

balanceindicator

Diagonalrelativeerroroftwobearingpedestals4.0

Heightdifferenceoftwobearingpedestals1.0Opticalinstrument

Longitudinallevelness0.10/1000

Horizontallevelness(fixed)

0.20/1000

(thesideclosetofurnacebodyshouldbelower)

人人文库Leveler

Horizontallevelness(articulated)

0.10/1000

(thesideclosetofurnacebodyshouldbelower)

Localclearancebetweenbearingpedestal

0.05Feelergauge

(orbearingsupport)andtaperedwedges

Shallconformtorelatedrequirementsofcurrent

GeneralCodeforConstructionand

nationalstandardof

BearingassemblyAcceptanceofMechanicalEquipmentInstallation

Engineering

(GB50231)

·9·

Figure5.2.1Schematicdrawingforinstallationoftrunnionbearingpedestal

1,2-bearingsupport;3-bearingpedestalatmovableend;

4-centerlineofconverter;5-longitudinalcenterlineofbearingpedestalatfixedend;

6-horizontalcenterlineofbearingpedestal;7-bearingpedestalatfixedend

5.3BackingRing

ⅠDominantItems

5.3.1

Incaseofweldingforassemblyofbackingring,theweldingprocedurequalification(WPQ)

shallbecarriedoutwithreport,basedonwhichtheweldingprocedur专用eandtheoperationinstruction

forweldingshallbedeterminedorprepared.

Quantitytobechecked:100%.

Inspectionmethod:CheckWPQreportandtheoperationinstructionforwelding.

5.3.2

Theinternalqualityofbuttweldsincaseoftheassemblyofbackingringshallcomplywith

therequirementofthedesigntechnicaldocument,orthatofGradeⅢofweldqualitygrading

ConstructionandAcceptanceCodeforWeldingWorkofFieldEquipmentand

criteriaof

IndustrialPipeline

(GB50236)incaseofnorequirementintheabovedocument.

Quantitytobechecked:100%.

Inspectionmethod:Checktheultrasonicinspectionrecord.

5.3.3

Theappearancequantityofbuttweldsincaseofbackingringassemblyshallmeetthe

requirementofthedesigntechnicaldocument,orthatofAppendixEoftheCodeincaseofno

requirementintheabovedocument.

Quantitytobechecked:100%.

Inspectionmethod:Observeorcheckwithamagnifier.

5.3.4

Thepostw人人文库eldheattreatmentofbuttweldsincaseofbackingringassemblyshallmeetthe

requirementofthedesigntechnicaldocument,orthatofAppendixFoftheCodeincaseofno

requirementintheabovedocument.

Quantitytobechecked:100%.

Inspectionmethod:Observeandchecktherecordofheattreatment.

5.3.5

Thetighteningforcefortheboltsofbackingringconnectedwithflangesshallcomplywith

therequirementofthedesigntechnicaldocument.

Quantitytobechecked:100%.

Inspectionmethod:Observeatsite,checkwithatorquewrench,andcheckthetightening

record.

·10·

5.3.6工

The-shapedkeyforbackingringconnectedwithflangesshallbeassembledaccordingto

therequirementofthedesigntechnicaldocument.

Quantitytobechecked:100%.

Inspectionmethod:Measurebyafeelergaugeandamicrometer.

5.3.7

Thewater-cooledbackingringshallbesubjecttohydrostatictestandflushingtestaccordingto

therequirementofthedesigntechnicaldocument.Incaseofnorelatedrequirementintheabovedocument,

thetestshallmeetthefollowingrequirements:thetestpressureshallbe1.25timesofdesignpressure;

boosterthepressureuptothetestpressureandholdfor10min,andthenlowerittotheworking

pressureandholdfor30min.Thetestisqualifiedifthereisnoleakageandpressurefall.Incaseof

flushingtest,thewatershallbeabletoflowinandoutsmoothlyandfreelyforatleast24h,without

anyleakage.

Quantitytobechecked:100%.

Inspectionmethod:Observe,andchecktherecordsforpressuretestandflushingtest.

ⅡGeneralItems

5.3.8

Theallowabledeviationforassemblydimensionsofbackingringshallcomplywiththe

requirementsinTable5.3.8.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable5.3.8.

Table5.3.8Allowabledeviationforassemblyofbacki专用ngring

Allowable

ItemInspectionmethod

deviation(mm)

Coaxialityoftwotrunnionsofweldedbackingring(withtheCheckwithalaseralignerora

1.50

axisoftrunnionattransmissionsideasthedatumaxis)suspension-wiremicrometer

Localclearanceofmatingfacesbetweenflangesofbackingrings

0.05Feelergauge

connectedwithflanges

5.4FurnaceBody

ⅠDominantItems

5.4.1

Incaseofweldingforassemblyoffurnacebody,theWPQshallbecarriedoutwithreport,

basedonwhichtheweldingprocedureandtheoperationinstructionforweldingshallbedetermined

orprepared.人人文库

Quantitytobechecked:100%.

Inspectionmethod:CheckWPQreportandtheoperationinstructionforwelding.

5.4.2

Theinternalqualityofbuttweldsfromtheassemblyoffurnacebodyshallcomplywiththe

requirementofthedesigntechnicaldocument,orthatofGradeⅢofweldqualitygradingcriteriaof

ConstructionandAcceptanceCodeforWeldingWorkofFieldEquipmentandIndustrial

Pipeline

(GB50236)incaseofnorequirementintheabovedocument.

Quantitytobechecked:100%.

Inspectionmethod:Checktheultrasonicinspectionrecord.

5.4.3

Theappearancequantityofbuttweldsincaseoffurnacebodyassemblyshallmeetthe

·11·

requirementofthedesigntechnicaldocument,orthatofAppendixEoftheCodeincaseofno

requirementintheabovedocument.

Quantitytobechecked:100%.

Inspectionmethod:Observeorcheckwithamagnifier.

5.4.4

Thepostweldheattreatmentofbuttweldsincaseoffurnacebodyassemblyshallmeetthe

requirementofthedesigntechnicaldocument,orthatofAppendixFoftheCodeincaseofno

requirementintheabovedocument.

Quantitytobechecked:100%.

Inspectionmethod:Observeandchecktherecordofheattreatment.

5.4.5Thewater-cooledfurnacemouthmustbesubjecttohydrostatictestandflushingtest

accordingtotherequirementofthedesigntechnicaldocument.Ifnorequirementinthe

document,thefollowingrequirementsshallbecompliedwith:boosteritspressuretothetest

pressurewhichshallbe1.5timesoftheworkingpressureandholdfor10min,andthenlowerit

totheworkingpressureandholdfor30min,andcheckwhetherthereispressurefallorleakage.

Thetestshallbequalifiedincaseofnopressurefallorleakage.Incaseofflushingtest,thewater

shallbeabletoflowinandoutsmoothlyandfreelyforatleast24h,withoutanyleakage.

Quantitytobechecked:100%.

Inspectionmethod:Observe,andchecktherecordsforpressuretestandflushingtest.

5.4.6专用

Theconnectiondeviceforfurnacebodyandbackingringshallbeinstalledaccordingtothe

requirementofthedesigntechnicaldocument.

Quantitytobechecked:100%.

Inspectionmethod:Observe,actuallymeasure,andchecktheinspectionrecord.

ⅡGeneralItems

5.4.7

Theallowabledeviationforfurnaceshellassemblyshallcomplywiththerequirementsin

Table5.4.7.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable5.4.7.

Table5.4.7Allowabledeviationforassemblyoffurnaceshell

ItemAllowabledeviation(mm)Inspectionmethod

Diameteroffurnaceshell±10.0Measurebyaruler

DifferencebetweenthemaximumdiameterD

3/1000Measurebyaruler

andminimumdiamete人人文库roffurnaceshell

H

Heightoffurnaceshell3/1000Measurebyarulerandplumbwire

Verticalityoffurnaceshell*1.0/1000Measurebyarulerandsuspensionwire

DH

Note:1Thesymbolsinthetable""and""refertodesigndiameteranddesignheightoffurnaceshellrespectively.

2*referstoverticalityoftheplaneofmouthandhearthtotheaxisoffurnaceshell.

5.4.8

Theallowabledeviationforfurnaceshellinstallationshallcomplywiththerequirementsin

Table5.4.8.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable5.4.8.

·12·

Table5.4.8Allowabledeviationforinstallationoffurnaceshell

ItemAllowabledeviation(mm)Inspectionmethod

Measurebyarulerand

Longitudinalandhorizontalcenterlinesoffurnacemouth2.0

plumbwire

+1.0

DistancefromplaneoffurnacemouthtoaxisoftrunnionOpticalinstrument

-2.0

Verticalityofaxisoffurnaceshelltobearingsurfaceofbacking

1.0/1000

ring

Measurebyarulerand

Thecenterofwatercoolingdeviceatthefurnacemouthandthe

suspensionwire

furnacemouthcenterofthefurnaceshellshallbeatthesame5.0

verticalline

Note:Thebackingringshallbecheckedat"0"position.

Theactually-measureddistancefromtheplaneoffurnacemouthtotheaxisoftrunnionshall

complywiththerequirementofthefollowingformula:

HH

LL0-K

0=++(5.4.8)

2

L

Where:0—distancefromtheplaneoffurnacemouthtotheaxisoftrunnion(mm);

L

—designdistancefromtheplaneoffurnacemouthtotheaxisoftrunnion(mm);

H

0—heightofassembledfurnaceshell(mm);专用

H

—designheightoffurnaceshell(mm);

KK

—allowabledeviation,-2.0mm≤≤1.0mm.

5.5TiltingDevice

ⅠDominantItems

5.5.1

Thetrunnionandthegearmustbeassembledaccordingtothefollowingrequirement:

1

Themeshofgearholeandtrunnionshallmeettherequirementofthedesigntechnical

document.

2

Incasethegearholeandtrunnionarecylindrical,thegearsendfaceshallbetightly

contactedwiththetrunnionshaftsshoulderwiththelocalclearanceofnotlargerthan0.05mm.

3

Incasethegearholeandtrunnionarecone,theaxialpositioningringshallbetightly

contactwiththeendfaceofthegearandthatofthetrunnionsgroovewiththelocalclearanceof

notlargerthan0.05mm.

Quantitytob人人文库echecked:100%.

Inspectionmethod:Checkwithamicrometer,afeelergaugeandthecoloringmethod.

4

Thecontactareabetweentwoinclinedplanesofeverypairoftangentialkeysaswellasthat

betweentheworkingfaceofkeyandthatofkeywayshallbelargerthan70%.Theinterferencefit

betweenthetangentialkeyandthekeywayshallcomplywiththerequirementofthedesign

technicaldocument.

Quantitytobechecked:100%.

Inspectionmethod:Checkwithafeelergauge,amicrometerandthecoloringmethod.

ⅡGeneralItems

5.5.2

Theallowabledeviationforinstallationoftiltingdeviceshallcomplywiththerequirements

·13·

inTable5.5.2(seeFigure5.5.2).

Quantitytobechecked:100%.

Inspectionmethod:SeeTable5.5.2.

Table5.5.2Allowabledeviationforinstallationoftiltingdevice

ItemAllowabledeviation(mm)Inspectionmethod

Levelness0.10/1000Leveler

Shallconformtothe

PrimaryspeedreducerCentesimalmeter,

Couplingrequirementofthedesigntechnical

feelergaugeandsteelruler

documentorthatofGB50231

Measurebyarulerand

Anti-twistingbaseforLongitudinalandhorizontalcenterlines0.5

plumbwire

hung-typesecondary

Elevation±1.0Opticalinstrument

speedreducer

Levelness0.20/1000Leveler

A

±0.5Measurebyaruler

BearingPositioningB

±1.0Measurebyaruler

dimension

pedestalforC

+1.00Measurebyaruler

torsionbar

Fully-hungtorsionLevelness0.20/1000Leveler

D

barmechanism

PositioningdimensionE±2.0专用Measurebyaruler

forretainingsupport

F

±1.0Measurebyaruler

Levelnessoftorsionbar1.0/1000Leveler

人人文库

Figure5.5.2Schematicdrawingforinstallationoftorsionbarmechanismforfully-hungtiltingdevice

1-bearingpedestalfortorsionbar;2-torsionbar;3-tiltingreducer;

4-bearingpedestalatfixedend;5-trunnion;6-retainingsupport

5.6RemovableGuardBoardandFixedGuardBoard

GeneralItems

5.6.1

Theallowabledeviationforinstallationofremovableguardboardandfixedguardboard

shallcomplywiththerequirementsinTable5.6.1.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable5.6.1.

·14·

Table5.6.1Allowabledeviationforinstallationofremovableguardboardandfixedguardboard

ItemAllowabledeviation(mm)Inspectionmethod

Longitudinalandhorizontalcenterlines10.0Measurebyarulerandplumbwire

Elevation±10.0Opticalinstrument

Measurebyalevelerorwitharulerand

Levelness(orverticality)1.0/1000

suspensionwire

专用

人人文库

·15·

6InstallationofOxygenLanceandSublance

6.1GeneralRequirements

6.1.1

Thischaptershallbeapplicabletothequalityacceptanceforinstallationofcrosstravelling

androtatingoxygenlanceandsublanceaswellasthatofprobemountingmachineandpulling

machineforsublance.

6.2OxygenLance,SublanceandLiftingDevice

ⅠDominantItems

6.2.1Theoxygenlanceandsublancemustbesubjecttoahydrostatictestaccordingtothe

requirementofthedesigntechnicaldocument.

Quantitytobechecked:100%

Inspectionmethod:Observe,andchecktherecordofhydrostatictest.

6.2.2Theparts,componentsandpipelineoftheequipmentcontactwithoxygenmustnotbestained

withoilorgrease.

:专用

Quantitytobechecked100%.

Inspectionmethod:Checktherecordofdegreasing,andcheckviawipingwithwhitefilter

paperorexposingitundertheultravioletlamp.

6.2.3

Theclearancebetweenthejaworfrictionwedgeoftheliftingtrolleysropebreaking(ropeslack)

protectivedeviceandtheguiderailshallcomplywiththerequirementofthedesigntechnicaldocument.

Quantitytobechecked:100%.

Inspectionmethod:Checkwithafeelergauge.

ⅡGeneralItems

6.2.4

Theallowabledeviationforinstallationofliftingdeviceshallcomplywiththerequirements

inTable6.2.4.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable6.2.4.

Table6.2.4Allowabledeviationforinstallationofliftingdevice

ItemAllowabledeviation(mm)Inspectionmethod

ShallconformtotherequirementofMeasurebyarulerand

Straightnessofox人人文库ygenlanceandsublance

thedesigntechnicaldocumentsuspensionwire

Measurebyarulerandplumb

Longitudinalcenterline1.0

wire

Measurebyarulerandplumb

Horizontalcenterline1.0

wire

0.5/1000,≤3.0forthewholeMeasurebyarulerand

FixedguiderailVerticality

lengthsuspensionwire

Jointoff-set0.5Levelingrulerandfeelergauge

+1.0Measurebyarulerandafeeler

Jointclearance

0gauge

·16·

Table6.2.4(Continued)

ItemAllowabledeviation(mm)Inspectionmethod

Measurebyarulerandplumb

Longitudinalcenterline3.0

wire

Measurebyarulerandplumb

Horizontalcenterline3.0

wire

Balancedguiderail

1.0/1000,≤5.0forthewholeMeasurebyarulerand

Verticality

lengthsuspensionwire

Jointoff-set0.5Levelingrulerandfeelergauge

AxesofupperandlowerMeasurebyarulerand

0.5

clamperssuspensionwire

CrosstravellingCenteringthecenterofclamperMeasurebyarulerand

3.0

trolleyandthatoffurnacemouthsuspensionwire

Clearancebetweenidlerpulley+1.0

Feelergauge

andguiderail0

Clearancebetweenmovable+1.0

Feelergauge

guiderailandfixedone0

Off-setbetweenmovableguide

Movableguiderail0.5Measurebyaruler

railandfixedone专用

Measurebyarulerand

Verticalityofguiderail0.5/1000

suspensionwire

6.3Crosstravellingdevice

GeneralItems

6.3.1

Theallowabledeviationforinstallationofsingle-railcrosstravellingdeviceshallcomply

withtherequirementsinTable6.3.1(seeFigure6.3.1).

Quantitytobechecked:100%.

Inspectionmethod:SeeTable6.3.1.

Table6.3.1Allowabledeviationforinstallationofsingle-railcrosstravellingdevice

ItemAllowabledeviation(mm)Inspectionmethod

Longitudinalcenterlineofsingle-railtrack1.0Measurebyaruler

Longitudinallevelnessofsingle-railtrack0.5/1000Leveler

Elevationofsingle-railtrack±1.0Opticalinstrument

A

人人文库1±2.0Opticalinstrument

A

Positioningdimensionofsingle-rail2±2.0Opticalinstrument

B

trackandguiderail1±1.0Measurebyarulerandsuspensionwire

B

2±1.0Measurebyarulerandsuspensionwire

Shallconformtotherequirementof

Settingandtighteningofbaseplatefortrackandbolt

thedesigntechnicaldocument

Shallconformtotherequirementof

Hoistingmechanismofliftingtrolley

thedesigntechnicaldocument

Shallconformtotherequirementof

Crosstravellingmechanism

thedesigntechnicaldocument

·17·

Figure6.3.1Schematicdrawingforinstallationofsingle-railtrackandguiderailforcrosstravellingtrolley

1-lowerguiderail;2-upperguiderail;3-track

6.3.2

Theallowabledeviationforinstallationofdouble-railcrosstravellingdeviceshallcomplywiththe

requirementsinTable6.3.2.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable6.3.2.

Table6.3.2Allowabledeviationforinstallationofdouble-railcrosstravellingdevice

ItemAllowabledeviation(mm)Inspectionmethod

专用Measurebyarulerand

Longitudinalcenterlineoftrack2.0

plumbwire

Longitudinallevelnessoftrack0.5/1000Leveler

Elevationoftrack±1.0Opticalinstrument

Distancebetweenrails+2.00Measurebyaruler

Heightdifferenceoftwotracksatthesamecrosssection2.00Opticalinstrument

+1.0Measurebyarulerand

Jointclearance

0feelergauge

Jointoff-set0.5Measurebyaruler

Shallconformtotherequirementofthe

Settingandtighteningofbaseplatefortrackandbolt

designtechnicaldocument

Shallconformtotherequirementofthe

Hoistingmechanismofliftingtrolley

人人文库designtechnicaldocument

Shallconformtotherequirementofthe

Crosstravellingmechanism

designtechnicaldocument

6.4RotatingDevice

GeneralItems

6.4.1

Theallowabledeviationforinstallationofrotatingdeviceshallcomplywiththerequirements

inTable6.4.1.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable6.4.1.

·18·

Table6.4.1Allowabledeviationforinstallationofrotatingdevice

ItemAllowabledeviation(mm)Inspectionmethod

Measurebyarulerandplumb

Longitudinalcenterline1.0

wire

Measurebyarulerandplumb

Horizontalcenterline1.0

wire

Mastofturretfor

Opticalinstrumentorleveling

oxygenlanceElevation±5.0

ruler,orMeasurebyaruler

Checkwithaleveler,and

0.5/1000,≤3.0forthewhole

Verticalitymeasurebyarulerandsuspension

length

wiregaugeorwitharuler

Clearancebetweenturretforoxygen+0.2

Feelergauge

lanceandidlerpulley0

Measurebyarulerandplumb

Longitudinalcenterline1.0

wire

Measurebyarulerandplumb

MastofturretforHorizontalcenterline1.0

wire

sublance

Opticalinstrumentorleveling

Elevation±2.0

专用ruler,ormeasurebyaruler

Verticality0.10/1000Leveler

/,

WhentheturretforVerticalityofguiderail0.51000≤3.0forthewholemeasurebyarulerand

sublanceisintheforliftingtrolleylengthsuspensionwire

workingpositionShallconformtotherequirement

Guiderailtobelocked

ofsublanceofthedesigntechnicaldocument

6.5NitrogenSealingDevice

ⅠDominantItems

6.5.1

Theorificeofnitrogensealingringshallbeunobstructed

Quantitytobechecked:100%.

Inspectionmethod:Observe.

ⅡGeneralItems

6.5.2

Theallowabledeviationforinstallationofnitrogensealingringshallcomplywiththe

requirementinTab人人文库le6.5.2.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable6.5.2.

Table6.5.2Allowabledeviationforinstallationofnitrogensealingring

ItemAllowabledeviation(mm)Inspectionmethod

LongitudinalcenterlineofnitrogenMeasurebyarulerandplumb

5.0

sealingringforoxygenlancewire

HorizontalcenterlineofnitrogensealingMeasurebyarulerandplumb

5.0

ringforoxygenlancewire

·19·

Table6.5.2(Continued)

ItemAllowabledeviation(mm)Inspectionmethod

LongitudinalcenterlineofnitrogenMeasurebyarulerandplumb

5.0

sealingringforsublancewire

HorizontalcenterlineofnitrogensealingMeasurebyarulerandplumb

5.0

ringforsublancewire

6.6ProbeMountingMachineandPullingMachine

GeneralItems

6.6.1

Theallowabledeviationforinstallationofprobemountingmachineandpullingmachinefor

sublanceshallcomplywiththerequirementsinTable6.6.1.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable6.6.1.

Table6.6.1Allowabledeviationforinstallationofprobemountingmachineandpullingmachine

ItemAllowabledeviation(mm)Inspectionmethod

Longitudinalcenterline1.0专用Measurebyarulerandplumbwire

Horizontalcenterline1.0Measurebyarulerandplumbwire

Elevation±1.0Opticalinstrument

Levelnessorverticality0.10/1000Leveler

人人文库

·20·

7InstallationofHood

7.1GeneralRequirements

7.1.1

Thischaptershallbeapplicabletothequalityacceptancefortheinstallationofremovable

hoodandskirtforconverter.

7.2Skirt

ⅠDominantItems

7.2.1

Aftercompletedinstalled,theskirtshallbeinvolvedinthehydrostatictestofthesystem,

whichshallcomplywiththerequirementofthedesigntechnicaldocument.

Quantitytobechecked:100%.

Inspectionmethod:Observe,andchecktherecordofpressuretest.

ⅡGeneralItems

7.2.2

TheallowabledeviationforskirtinstallationshallcomplywiththerequirementsinTable

7.2.2.

:专用

Quantitytobechecked100%.

Inspectionmethod:SeeTable7.2.2.

Table7.2.2Allowabledeviationforskirtinstallation

ItemAllowabledeviation(mm)Inspectionmethod

Measurebyarulerandplumb

Longitudinalcenterline3.0

wire

Measurebyarulerandplumb

Horizontalcenterline3.0

wire

Measurebyaruleroroptical

SkirtElevation±5.0

instrument

Measurebyarulerand

Levelness1.0/1000

suspensionwire

Clearancebetweenidlerpulleyandvertical+2.0

Feelergauge

guidec人人文库olumn0

HeightdifferenceofcenterofuppercardinalMeasurebyanoptical

3.0

axesforhoistinghydrauliccylinderinstrumentoraruler

Hydraulic

liftskirtThecentersofupperandlowercardinal

Measurebyarulerand

axesforhoistinghydrauliccylindershallbeon2.0

suspensionwire

thesameverticalline

Levelnessofwindingdrumsdriveshaft0.15/1000Leveler

DrumliftskirtShallcomplywiththeCentesimalmeter,feelergauge

Drumcoupling

requirementofGB50231andsteelruler

·21·

7.3RemovableHood

ⅠDominantItems

7.3.1

Aftercompletedinstalled,theremovablehoodshallbeinvolvedinthehydrostatictestof

thesystem,whichshallcomplywiththerequirementofthedesigntechnicaldocument.

Quantitytobechecked:100%.

Inspectionmethod:Observe,andchecktherecordofpressuretest.

ⅡGeneralItems

7.3.2

Theallowabledeviationforinstallationofremovablehoodshallcomplywiththe

requirementsinTable7.3.2.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable7.3.2.

Table7.3.2Allowabledeviationforinstallationofremovablehood

ItemAllowabledeviation(mm)Inspectionmethod

Measurebyarulerand

Longitudinalcenterline3.0

plumbwire

Measurebyarulerand

Horizontalcenterline3.0

RemovableHoodplumbwire

Elevation±5.专用0Opticalinstrument

Measurebyarulerand

Verticalityoflowerinlet1.0/1000

suspensionwire

Concentricity2.0Measurebyaruler

FlangesatjointMeasurebyarulerand

Levelness1.5/1000,and≤3.0

feelergauge

Measurebyarulerand

Longitudinalcenterline2.0

plumbwire

Longitudinallevelness1.0/1000Leveler

Elevation±2.0Opticalinstrument

Track

+2.0

DistancebetweenrailsMeasurebyaruler

Crosstravelling0

trolleyforhoodHeightdifferenceoftwotracks

1.0Opticalinstrument

atthesamecrosssection

人人文库Span±2.0Measurebyaruler

TravellingDiagonal5.0Measurebyaruler

mechanismErrorofwheelspositionunderMeasurebyarulerand

2.0

thesamesidesillplumbwire

·22·

8InstallationofWasteHeatBoiler(VaporizationCoolingDevice)

8.1GeneralRequirements

8.1.1

Thischaptershallbeapplicabletothequalityacceptancefortheinstallationofwasteheat

boilerofconverter.

8.1.2

Thewasteheatboilershallbeinstalledaccordingtoboththerequirementofthischapter

SafetyTechnicalSupervisionCodeforSteamBoiler

andthatof.

8.1.3

Thewasteheatboilersystemshallbethermalinsulatedaccordingtotherequirementofthe

designtechnicaldocument,anditsheat-insulatinglayersshallbewithuniformthickness,firmly

boundandunexposed.

8.2Flue

ⅠDominantItems

8.2.1

Thefinnedtubeoffluemustbeunobstructed.

Quantitytobechecked:100%.专用

Inspectionmethod:Checkthequalifiedcertificateforball-passingtest,andobservewhether

theheaderisfreeofsundriesandthetubeorificeisunobstructed.

8.2.2

Incaseofweldingforflueassembly,theWPQshallbecarriedoutwithreport,basedonwhichthe

weldingprocedureandtheoperationinstructionforweldingshallbedeterminedorprepared.

Quantitytobechecked:100%.

Inspectionmethod:CheckWPQreportandtheoperationinstructionforwelding.

8.2.3

Thequantityofbuttweldsincaseofflueassemblyshallmeettherequirementofthedesign

SafetyTechnicalSupervisionCodeforSteamBoiler

technicaldocumentorthatofincaseofno

requirementintheabovedocument.

Quantitytobechecked:ComplywiththerequirementofSafetyTechnicalSupervisionCodefor

SteamBoiler.

Inspectionmethod:Observeorcheckwithamagnifier,andchecktheultrasonicorradiographic

inspectionrecords.

8.2.4Aftercompletedinstalled,theflueshallbeinvolvedinthehydrostatictestofthesystem,which

shallcomplywith人人文库therequirementofthedesigntechnicaldocument.Ifnorequirementinthe

document,thefollowingrequirementsshallbecompliedwith:boosteritspressuretothetestpressure

whichshallbe1.25timesoftheworkingpressureandholdfor20min,andthenlowerittotheworking

pressureandcheckwhetherthereiswaterleakageorabnormalityduringthetest;thepressureshallnot

change.

Quantitytobechecked:100%.

Inspectionmethod:Observe,andcheckthepressuretestrecord.

8.2.5

Theinstallationofspringsupportforflueshallensurethattheprecompressionlengthofthe

springshallmeettherequirementofthedesigntechnicaldocument,thebearingfaceofthespringshallbe

verticaltoitsforceddirectionandthatvarioussetsofspringsshallbeevenlystressed.

·23·

Quantitytobechecked:Randomlycheckatleastthreegroups.

Inspectionmethod:Observeandchecktheprepressedrecordofsprings.

ⅡGeneralItems

8.2.6

TheallowabledeviationforflueinstallationshallcomplywiththerequirementsinTable

8.2.6.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable8.2.6.

Table8.2.6Allowabledeviationforflueinstallation

ItemAllowabledeviation(mm)Inspectionmethod

Longitudinalcenterline5.0Measurebyarulerandplumbwire

Horizontalcenterline5.0Measurebyarulerandplumbwire

Elevation±5.0Opticalinstrument

Measurebyalevelerorwitharuler

Levelness(orverticality)1.0/1000

andsuspensionwire

Concentricity2.0Measurebyaruler

Flangejoint

Levelness1.5/1000,and≤3.0专用Measurebyarulerandfeelergauge

8.3BoilerBarrel

ⅠDominantItems

8.3.1

Thebaseofboilerbarrelatthemovableendmustbereservedwiththemovementamount

forthermalexpansionofboilerbarrelaccordingtotherequirementofthedesigntechnical

document,anditshallbeconfirmedwhetherthereisobstruction.

Quantitytobechecked:100%.

Inspectionmethod:Observeandcheckwitharuler.

8.3.2ThehydrostatictestofboilerbarrelshallmeettherequirementofArticle8.2.4oftheCode.

ⅡGeneralItems

8.3.3

Theallowabledeviationforinstallationofboilerbarrelandbaseshallcomplywiththe

requirementsinTable8.3.3.

Quantitytobechecked:100%.

Inspectionmethod:SeeTable8.3.3.

人人文库Table8.3.3Allowabledeviationforinstallationofboilerbarrelandbase

ItemAllowabledeviation(mm)Inspectionmethod

Measurebyarulerandplumb

Longitudinalcenterline2.0

wire

Measurebyarulerandplumb

BaseHorizontalcenterline2.0

wire

Levelness1.0/1000Levelmeter

Elevation±3.0Opticalinstrument

·24·

Table8.3.3(Continued)

ItemAllowabledeviation(mm)Inspectionmethod

Measurebyarulerandplumb

Longitudinalcenterline5.0

wire

Measurebyarulerandplumb

BoilerBarrelHorizontalcenterline5.0

wire

Elevation±5.0Opticalinstrument

Longitudinallevelness≤2.0forthewholelengthLeveleroropticalinstrument

8.4PipingforSteamandWaterSystems

ⅠDominantItems

8.4.1

Incaseofpipingwelding,WPQshallbecarriedoutwithcorrespondingreport,basedonwhichthe

weldingprocedureandtheoperationinstructionforweldingshallbedeterminedorprepared.

Quantitytobechecked:100%.

Inspectionmethod:CheckWPQreportandtheoperationinstructionforwelding.

8.4.2

Thequalityofweldsincaseofpipingweldingshallmeettherequirementofthedesign

SafetyTechnicalSupervisionCodeforSteamBoiler

technicaldocument,orthatofincaseofno

requirementintheabovedocument.专用

Quantitytobechecked:Complywiththerequirementofthedesigntechnicaldocumentorthat

SafetyTechnicalSupervisionCodeforSteamBoiler

of.

Inspectionmethod:Observeorcheckwithamagnifier,andchecktheradiographicinspectionrecord.

8.4.3

Thepositionsandformsofpipingsupportsshallconformtotherequirementsofthedesign

technicaldocument.

Quantitytobechecked:100%.

Inspectionmethod:Observe,orcheckwitharuler.

8.4.4ThehydrostatictestofpipingshallmeettherequirementofArticle8.2.4oftheCode.

8.4.5

Aftercompletelyinstalled,thepipingshallbeflushedtoensurethatthecolorandtransparencyof

wateratthesewageoutletisconsistentwiththatofwaterattheinletviavisualinspection.

Quantitytobechecked:100%.

Inspectionmethod:Checktheflushingandpurgingrecord,andobserve.

ⅡGeneralItems

8.4.6

TheallowabledeviationforpipinginstallationshallcomplywiththerequirementsinTable

8.4.6.人人文库

Quantitytobechecked:Randomlycheck10%.

Inspectionmethod:SeeTable8.4.6.

Table8.4.6Allowabledeviationforpipinginstallation

ItemAllowabledeviation(mm)Inspectionmethod

Measurebyarulerand

Longitudinalcenterline15.0

plumbwire

Measurebyarulerand

Horizontalcenterline15.0

plumbwire

Elevation±15.0Opticalinstrument

·25·

Table8.4.6(Continued)

Item