项目施工图全c-32000req r00prel管道技术要求

RESEARCHCOTTRELLDRYREQUISITIONDUCTANDDUCTANDRCCTRef.Nr.管道采购规范DescriptionofInitialPage1of DUCTAND DUCTAND /管 tieslistedinthisrequisitionareforONEunit/.本文件所列数量用于1台空冷机组 ONE/1 ,aswellasalltheother sreferredtoorcalledbythis ,issolelyaimedtodefinethebasicdesignoftheequipmentunderconsiderationinorderfortheBuyertoselecttheirSub‐VendorsandtopurchasesuchequipmentfromtheselectedSub‐Vendor.本文件及本文提到的其他文件， Therelatedequipmentshallfullycomplywiththerequirementsspecifiedinthis andwithallthe sreferredtoorcalledbythis BeforepurchasingoftheequipmentbytheBuyer,RCCTreservestherighttodeclinetheapprovaloftheselectedBuyer’sSub‐Vendorifthislastdoesnotmeetallrequirements.在买方 备不能满足所有要求，RCCT保留 AnydeviationtothespecifieddesignmustbeexplicitlymentionedandbeapprovedbyRCCTpriorpurchasingbytheBuyerIncaseofnon‐granteddeviationRCCTwillnotbeheldresponsibleforanyresultingconsequencesnorliability.RCCT确认。如果该差异没有得到RCCT的认可，RCCT将不对由此引起的负责。Definition缩写:BBuyerR=VVendor DUCTAND RCCT S/设计文 See entNo11 DUCTAND SCOPEOFSUPPLY QTY数 1 1 1 1 1 airtake‐offpipewithits1 Drawings sasmentionedin ent1ofDUCTANDThisrequisitionisissuedtocoverthedesign,fabrication,testing,supplyanddeliveryofthespecifiedmaterialsand/orequipmentforanACC.Allmaterialsshallbenew.Allequipmentsshallbedesignedforausefulliveof30years.此要求适用于空冷凝汽器的设计、制造、测试和指定材料和/或设备的供货。30年的使用。Vendorshalldesignfabricate,test,supplyanddeliverthematerialsand/orequipmentstrictlyinaccordancewiththespecifieddata,designcodesandstandards,drawings, sandspecifications.卖方要严格ItisBidder’s/Vendor’sresponsibilitytoindicateanydeviationfromspecifieddatadesigncodesstandardsspecificationsandrequirements.投标人/卖方有责任任何与指定数据、设计规范、标准和要求的ItisVendor’sresponsibilitytoverifyiftheSellerdesigndataandspecificationsincludedinthisrequisitionarecompleteandconsistent.ThistoenableVendortodesign,fabricateandsupplythematerialsand/orequipment’swithinthecontractualdateandtoguaranteethequalityandmechanicalperformanceofthematerialsand/orequipment.卖方有责任核实在本采购规范卖方设计数据和规范是完整的、一Incorrector pletedesigndataandmissing saftersigningofthecontractwillnotbeacceptedasareasonfornotfulfillingthecontractualrequirements.在签订合同之后，不正确和不完整ItisVendor’sdutytocheckthecorrectnessandcompletenessofitsengineering,fabricationandsupplyduringtheexecutionoftheworkandtoassurethatVendor’ssupplyrepresentsthestateofthearttechnologyandcanbeintegratedintheoverall ntwithoutmodificationsduringerectionandwithoutaffectingthebyVendorguaranteedworkmanshipandmechanicalperformancenorthemechanicalperformanceoftheoverall forthemain ductand manifoldduct,shopdrawingsshouldbedesignedbeforefabrication;theshopdrawingdesignshouldfollowthebasicdrawingsandrequirementofcodes. forthecondensatedpipeandairtakeoffpipe,thepipesupportdetaildesignshouldbefulfilledaccordingtothebasicdesign. DUCTAND 对于凝结水管道和抽真空管道，应该按照ISO图纸和支吊架基本设计图进行支吊架详细设计，支 Topreventdistortionandpaintdamage,main distributionmanifoldsandcondensatecollectingheadersshallbeequippedwithliftinglugsandshallbehandledcarefullyduringliftingandtransportationandproperlysupportedbywoodenbeamsorothersuitablemeansduringstorageandtransportation.Supportmaterialshallbe dbyVENDOR. ThemaindomesticcodeareasGBGBGBDLWeldpreparation,WeldingProcedureQualification,WeldingProcedureSpecificationandWelderQualificationsshallbeinaccordancewiththerequirementsofspecifiedcodesandstandardsandshallbesubmittedforapprovalpriortostartfabrication.焊接准备、焊接工艺资格、焊接工艺规范和焊工Qualifiedweldersshallbeusedthroughoutthefabrication.在管道的制造过 AllfullpenetrationweldshouldbegradeIIotherweldsshouldbegradeIII.所有的熔透焊缝质量等级为II级，其余的焊缝为III级（外观质量等级达到II级）。Weldingfillermaterialshallmatchthechemicalcompositionofthematerialstobejoined.焊接填料应DUCTANDTheedgesofcomponentstobeweldedtogethershallmatchinsuchawaythatalljointsareproperlyalignedandshallberetainedinpositionduringweldingoperation.要焊接在一起的组件边缘在焊接过Longitudinalweldsshallbealignedasaccura yaspossible,peakingand/orflatareasatweldsshallbeThemisalignmentbetweencomponentsweldedtogethershallnotexceed1/8timesthewallthicknessofthethinnerofthetwopartstobejoinedwitha umof3.2mm.Incaseofsingleweldedjoints,themisalignmentshallnotexceed1.0mmtoensurefullpenetrationandfullfusionatthebottomofthejointoveritsfulllength.焊接件的错位 过两者中较薄部件壁厚的1/8，最大为3.2毫米。对于单一焊接节点，错位不应起过1毫米，以确保在整个焊接长度的接口底部被焊透和融合。Allweldssubjectedtopressureshallbefullpenetratedfullfusionanddoubleweldedwherepossible.Weldswhichareaccessiblefromonesideonlymaybesinglewelded,providedthatfullpenetrationandfullfusioncanbeassuredbyaproperweldingandinspectionprocedure.所有承受压力的焊缝应焊透和Thebacksideofdoubleweldedbutt‐weldsshallbechippedoutand/orgrindedtosoundmetalbeforethesecondsideiswelded.在焊接另一侧前，双面对接焊缝的背面应去毛刺和/或打磨。Weldssubjectedtopressureshallnotbecoveredbypartslikebrackets,padsforsupportsandstiffeningAllinsideandoutsidesurfacesofthecarbonsteelductmaterialsshallbefromburrsweldspatter,flux,dirtdustgrease,oilrustmillscaleandotherforeignmatters.管道材料的所有内表面和外表面应刺、焊渣、熔滓、灰尘、油脂、油污、轧屑和其它外来杂质。AllinsideandoutsidesurfacesrustshouldbecleanedbysandblasttherustcleaninggradeshouldbeSa2.5.Sa2.5。AfterfinalinspectionthecarbonsteeloutsidesurfaceoftheductandpipeshallbepaintedasTwolayersofepoxyzincrichprimerwhosethicknessshouldbegreaterthanThesteelwork rhastoguaranteethequalityofthecompletepaintingsystem.Thelifeto1stMajorMaintenancePaintingshallbe10yearsminimum. 至少应10年 Thecarbonsteelinsidesurfacesoftheductshallbecoatedwitha cleanablerustinhibitorsuitableforatleast6monthsoutsidestorage.主排汽管道和蒸汽分配管内表面应涂以可以用蒸汽清 6个月。Externalboltingshallbelubricatedwithametallicbasewaterprooflubricant.Lubricantshallbeappliedoverthefulllengthofthread.外露螺栓应用一种金属基防水润滑剂润滑。润滑剂应涂抹螺纹的全Allweldbevelsforfieldwelding(ifany)shallbecoatedwithdeoxaluminiteoveradistanceof50mmfromtheweldbevel.Coatingshallbesuitableforatleast6monthsoutsidestorage.所有现场焊接斜面及斜面外50毫米应涂抹氧化铝除脱剂。涂层应适合于至少在室外 6个月。管道采用净重进行结算，直径600mm以下的管道和管件，采用 精确长度，然后减去由于连接或为介质流动而切除的重量。直径600mm以上的管道以及钢板的防腐层的重量。不计标准件的重量。钢材（包括不锈钢）密度取为7850kg/m3. DUCTAND Specialcareistobetakentoavoidanydamageordistortionduringlifting,handlingand tyofbolts(ifany)shallbeforeseenastyMinimumpercentageforspare备0~1020~5100~3500~2 RCCTtagnumberprojectandpurchaseordernumberRCCT标识号，项目号和订单号 DUCTAND Vendorshalltransmittestproceduresforapprovalwithinthespecifiedtime.在规定的时间内，卖方应提交 Calibrationofmeasuringandtestingequipmentshallbeinaccordancewithapplicablestandards测量和测试TestingatVendororVendor’s rworkshopshallbe outundersupervisionandrsonsi.WheneveratestrunorinspectioncannotbecarriedoutatVendororVendor’ssub‐ rshop,apreliminaryacceptancemaybedecidedupon.Finalacceptance,however,willonlybeissuedafterarrivalofthegoodsatdestinationand/orduringcommissioning.如果在卖方或卖方分包商的工厂内无法进 ADeclarationofConformityshallbesenttoRCCTstatingthat:一致 ‐allmachinerycomponentsareinaccordancewiththemachinerydirectives所有机械部件应符合机械规范‐allelectrical/electronicapparatusareinaccordancewiththeEMCdirectivesifapplicable)所有电子/电气元件应符合EMC规范要求（如适用）Inspectioninvitationshallbesentminimum15daysbeforetheinspectiondate.检验邀请应至少在检验日前15天发出。DUCTANDSANDMANUALS s(drawings,procedures,datasheets,etc…)asmentionedinAttaent1ofthisrequisition“Requirementsfordrawingsanddata”listedunder§2.4.ofthisrequisitionshallbe dbyBidder/Vendoronorbeforethespecifieddate.1以及§2.4列出的“图纸和数据要求”中提到的所有文 s,procedures,(internal)quality ns,etc…shallbeincludedinthedatabook.所有 ThecontentofinstallationoperatingandmaintenancemanualshallbeasspecifiedinAttaent1安装、运行和内容见附件1 手 shallbecompletedandofferedtotheRCCTinspectorforsignatureandfinalacceptance.应完成上述内容，并提交给RCCT检验员进行签字和最终验收。DrawingsshallbeonscaleandinAutocad2000minimumformat.noedited”dimensions).图纸应按比例，用AutoCAD2000（或以上版本）格式（无“编辑”尺寸）Qualitytobeequivalentorhigherthanqualityoftypicalshopdrawingsgivenduringtheinquiryphase.质量应Thereferencetotheerectiondrawingshallbegivenoneachsho