Air Liquide Specs for ss tubingWord文件下载.docx
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Air Liquide Specs for ss tubingWord文件下载.docx
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Section
Title
Page
Purpose
2
Scope
RelatedDocuments
ContractorRequirements
FacilityRequirements
3
UtilitySystemRequirements
4
MaterialsRequirements
ConstructionRequirements
6
TestingRequirements
11
LabelingRequirements
16
Packaging/CommissioningRequirements
DocumentationRequirements
17
WeldLog
19
WeldCouponLog
20
WeldCouponEvaluationSheet
21
MaterialandEquipmentRecommendations
22
MaximumDetectedLeakRateVersusTestTime
24
WelderQualificationRequirements
25
DOUBLECLICKONGREEN"
TOC"
TORETURNTOTABLEOFCONTENTS
1.PURPOSE
1.1Thisfabricationanderectionspecificationdefinesageneralsetoffabricationanderectionrequirementsforelectronic-gradestainlesssteeltubingsystems.
2.SCOPE
2.1Thisspecificationappliestothefabricationanderectionofall-welded,electronic-grade,stainlesssteeltubingsystemsinstalledinsemiconductorfabricationfacilities.Tubingsystemsaredefinedasassembliesoftube,fittings,andothercomponentsfittedwithtubeextensionsorfacesealconnections.
2.2Thisspecificationappliestothefollowing:
∙Shopandon-sitefabricationoftubingsubsystemsandmanifolds
∙Finalerectionoftubingsystemswithinthesemiconductorfabricationfacility
2.3ThisspecificationcomplieswithSEMIE49.6.
3.RELATEDDOCUMENTS
3.1AmericanSocietyofMechanicalEngineers(ASME)
B31.3ProcessPiping
BoilerandPressureVesselCode(BPVC)SectionIXWeldingandBrazingProcedures
3.2DepartmentofDefense(DOD)
FED-STD-209EAirborneParticulateCleanlinessClassesinCleanroomsandCleanZones
3.3SemiconductorEquipmentandMaterialsInternational(SEMI)
E49.6GuideforSubsystemAssemblyandTestingProcedures-StainlessSteelSystems
2796AGuidelinesForUltrapureWaterUsedInSemiconductorProcessing
4.CONTRACTORREQUIREMENTS
4.1Deviations:
Oncethecontractoragreesontherequirementsofthisspecification,nodeviationsshallbemadewithoutpriorwrittenagreementbetweenAirProductsandthecontractor.
4.2Qualitycontrolrepresentative(QCR):
ApersonemployedbythecontractorshallfunctionastheQCR(qualitycontrolrepresentative).Foron-sitefabrication,theQCRshallbethepointofcontactto,andbeapprovedby,AirProductsandtheOwner.TheQCRminimumqualificationsshallbe:
notcolorblind;
trainedfororbitalwelding;
trainedforinstallationofcompressionfittings,facesealfittings,andhighpuritytubingassemblies;
andfullyfamiliarwiththisspecification.TheQCRshallberesponsiblefor:
weldertraining;
weldcouponinspection;
tubingsystemtesting;
andimplementationandstandardizationofallproceduresrequiredtomeetthisspecification.
4.3ApprovalsandAuthorizations:
AllrequiredapprovalsandauthorizationsshallbeobtainedfromAirProductsinwriting.
5.FACILITYREQUIREMENTS
5.1General:
Inspection,cleaning,welding,andassemblyofsubsystemsandmanifoldsshallbeperformedinacleanroomoracleanzone(botharehereafterreferredtoasacleanroom)whichiscertifiedperFED-STD-209E.Thecleanroomshallbephysicallyseparatedfromotherfabricationareasbywallsanddoors.Theaccesstothecleanroomshallbelimitedtopersonsactuallyinvolvedinthefabricationoftubingsystems.
5.2CleanroomSpecifications
5.2.1CleanroomairshallberecirculatedatmultipleairchangesperhourthroughHEPA(HighEfficiencyParticulateAir)filtersorULPA(UltraLowParticulateAir)filterstoreducethetotalnumberofairborneparticlestothelevelslistedbelow.ThecleanroomshallbecertifiedperFED-STD-209Epriortothebeginningofuseandeveryfour(4)monthsthereafter.Particlecountsshallbemonitoredandrecordedbi-weekly.Documentationshallbeavailableonsiteatalltimes.
∙Class100forworkstationsinWeldingandCleaningArea
∙Class1,000forMaterialPrep/CuttingandWeldingandCleaningAreas
∙Class10,000forGowningArea
5.2.2Airpressureinsidethecleanroomshallbe0.17to0.22mbar(0.07to0.09in-water-column)greaterthanthesurroundingarea.Airpressureshallbemonitoreddaily.Documentationshallbeavailableonsiteatalltimes.
5.2.3Temperatureandhumidityinsidethecleanroomshallbe20°
1°
C(702F)and50%RH(relativehumidity).
5.2.4Airhandleroperationshallbecontinuous,24hoursperday,sevendaysperweek.Prefilteredmakeupairtothecleanroomshallbeintroducedthrougheitheraseparateunit(usedtobalanceexhaustandsetthehumiditylevel)orarecirculationairunit.
5.2.5Exhaustventilationshallbe1cubicmeterperminutepersquaremeteroffloorarea(1cubicfootperminutepersquarefootoffloorarea).
5.3AreaRequirements:
Thecleanroomshallbedividedintoatleastthreeareasasfollows.
5.3.1GowningArea(Class10,000):
ThisareashallbeusedforthedonningofcleanroomapparelandshallalsoserveastheentranceintotheMaterialPrep/CuttingArea.(Thisareamaybeacurtained-offareawithintheMaterialPrep/CuttingArea.)
5.3.2MaterialPrep/CuttingArea(Class1000):
Thisareashallbeusedformaterialinspectionandstorage,andtubecuttingandfacing.Aminimumof40percentoftheceilingareashallbecoveredbyHEPAorULPAfilters.Aminimumof9.1to12.2m/min(30to45fpm)downflowvelocityisrequired.
5.3.3WeldingandCleaningArea(Class100):
Thisareashallbeusedforweldingandcleaning.Thisareashallbeisolatedfromthepreparationareabyself-closingswingdoorsandpass-throughwindows.Ataminimum,thisareashallbeisolatedwithfloor-to-ceilinghardorsoftwalls,haveseparatereturnairgrilles,andbepositivelypressurizedtoaminimumof1.3mm(0.05in)water-column(W.C.)greaterthantheMaterialPrep/CuttingArea.100percentoftheceilingareaoverworkstationsshallbecoveredbyHEPAorULPAfiltersatClass100.Aminimumof22.9m/min(75fpm)downflowvelocityisrequired.
6.UTILITYSYSTEMREQUIREMENTS
6.1DryingGas:
Nitrogenusedfordryingaftercleaningshallhavethefollowingpuritylevels:
∙Filtration:
0.01µ
mrated
∙OxygenContent:
<
3ppmmolar
∙MoistureContent:
3.5ppmmolar
∙TotalHydrocarbonContent:
2.0ppmmolar
6.2PurgeGases:
Argonornitrogenusedforpurginggassystemsduringfabricationandfortestingshallbesuppliedfromacryogenicsourceandshallhavethefollowingpuritylevelsatthepointofuse.
50ppbmolar
6.3WeldGas:
Argonusedforweldpurgingshallbesuppliedfromacryogenicsourceandshallhavethefollowingpuritylevelsatthepointofuse:
∙COContent:
∙CO2Content:
6.4DeionizedWater:
DeionizedwaterusedforcleaningshallhavethefollowingpuritylevelsperSEMIDocument2796A.
Resistivityon-line
18.2megaohm-centimeters@25°
C(77°
F)
TOC(TotalOxidizableCarbon)
5ppbmolar
DissolvedOxygen
1ppbmolar
On-lineParticlesperliter
500inthe0.05–0.1micronrange
300inthe0.1–0.2micronrange
50inthe0.2–0.3micronrange
20inthe0.3–0.5micronrange
4inthe>
0.5micronrange
Bacteria
1colony/100millimeter
Silica-total
3ppbmolar
Silica-dissolved
Ions
1ppbmolartotal
Metals
7.MATERIALSREQUIREMENTS
H
7.1General:
Thecontractorshallhavefullresponsibilityforalltubingsystemcomponentmaterials,includingmaterialfurnishedbyothers,untilthematerialisinstalledandthetubingsystemiscompletedandcommissioned.Thecontractorshallreceive,off-load,inspect,andstorealltubingsystemcomponentsastheyarriveonsite.
7.2Receiving:
Receivingofmaterialshallbeasoutlinedinthefollowing:
7.2.1Uponcontractor'
sreceiptofmaterial,logeachpieceintoaReceivingInventory.ReceivingInventorylogshallbesubjecttoAirProductsreviewthroughoutthejob.
7.2.2Afterlogging,placeeachpieceinsideasecurestorageareatoawaitincominginspection.Allmaterialawaitinginspectionshallbekeptseparatefromtheinspectedmaterialandtheareashallbelabeled"
MaterialNotInspected."
7.2.3Verifythattheappropriatedocumentationhasaccompaniedthematerialshipmentpertherequirementsofthecomponentmaterialpurchasespecification,andfiledocumentationwiththereceivinginventory.
7.3Inspection:
Incominginspectionbycontractoratjobsiteshallbeasoutlinedinthefollowingparagraphs:
Note:
MajorordersoftubingsystemcomponentsshallbesourceinspectedatcomponentsuppliersitebyAirProducts.Incominginspectionbycontractoratjobsiteislimitedtoverificationthatnodamagehasoccurredduringshipment.Exception:
IfasourceinspectionisnotperformedbyAirProducts,AirProductsmaynotifycontractorthatadetailedinspectionisrequired.Inthiscase,AirProductsshallprovidetheinspectioncriteriathatistobeusedforincominginspectionofthecomponentsbythecontractor.
7.3.1Alltubingsystemcomponentsshallbeinspectedwithin48hoursofreceiptandpriortoinstallation.Contractorshall
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