油轮特涂工艺(Marine-line-America)中英文版

油轮特涂工艺(Marine_line_America)中英文版油轮特涂工艺(Marine_line_America)中英文版油轮特涂工艺(Marine_line_America)中英文版V:1.0精细整理，仅供参考油轮特涂工艺(Marine_line_America)中英文版日期：20xx年X月特涂工艺CARGOTANKLININGPROCEDURE第1页共31页CONTENTS目录Page1.General总则32.CoatingSystem油漆配套63.TechnicalMatters技术事项64.WorkingProcedureForTheCargoTankCoating特涂施工程序135.DetailProcess详细工艺过程146.PaintingScheme油漆明细表257.Inspection检查258.SpecificRequirementsForCoatingMaterial油漆原料的特殊要求269.CoatingSequence油漆程序2710.HolidayDetection针孔测试2911.HeatCuringofTheCoatingSystem热固化2912.SaltWaterTest&RepairofDefectsAfterCompletion海水浸泡试验及修补3013.Acceptance完工交验3114.Safety安全32特涂工艺CARGOTANKLININGPROCEDURE第2页共31页1.General总则ThetwocomponentsSILOXIRANEbasedcoatingmaterialshallbeappliedtocargotank,cargosloptankandresidualoiltank,excludingtheiroutfitting.本双组分油漆的基料为SILOXIRANE，应用于货油舱、货油污油舱和货油泄放舱，不包括它们内部的舾装件。Tank舱Quantity数量Cargotank货油舱xxSloptank货油污油舱xRes.oiltank货油泄放舱xTankcoatingshallbecarriedoutafterthecompletionofhotworkinthetanksandadjacentareasandtanktesting.在舱内和舱体（六面体）周围火工作业结束及检查通过以后进行特涂施工。Tankcoatingprocedureshallbedecidedinaccordancewiththebuilder’spractice,paintmanufacturer’srecommendationandowner’sfinalapproval.特涂工艺的制定要遵照施工方的惯例和涂料制造商的建议并经船东认可。Surfacepreparationandcoatingshallbecarriedoutaftertheerectionandthecompletionofoutfittingworks.表面预处理和油漆必须在上船台（或下坞）和舾装工作结束以后进行。Anymisappliedshopprimerorothercoatingshallbecompletelyremovedduringthesecondarysurfacepreparation.任何误涂的车间底漆或其它油漆必须在二次除锈过程中清除。ThisCoatingProcedureshalltogetherwiththeMarineLINEApplicationProcedurebetheonlyvaliddocumentsforallpartiesinvolvedinthetankcoatingoperation.本特涂工艺结合MarineLine施工工艺作为从事本特涂作业各方的唯一有效工艺文件。Thetankcoatingmaterialsshallbestored,mixed,appliedandcuredinstrictobservanceoftherequirementsandrecommendationsofthecoatingmanufacturer,theMarineLINEApplicationProcedure,theSpecificationandthisCoatingProcedure.本特涂油漆的贮存、混合、涂覆和固化必须严格遵守涂料制造商的要求和建议，按照MarineLINE施工工艺、技术规格书和本特涂工艺进行。特涂工艺CARGOTANKLININGPROCEDURE第3页共31页Thecoatingmanufacturer’sinspectionshallnotrelievethebuilderofanyofit’sresponsibilitiestofollowtherequirementoftheSpecificationandthisCoatingProcedure.涂料制造商进行的检查不减轻船厂遵守技术说明书和特涂工艺的责任。Thebuildershallprovideallnecessaryskilledlabor,tools,equipmentandpoweretc.tocarryoutthesurfacepreparation,applicationofcoatingmaterialsandcuringofthecoatingsystemasspecified,toallsurfacesofthecargo-,slop-andresidualoiltanks.船厂需提供所有必须的熟练工人、工具、设备和动力等，按照规定对货油舱、货油污油舱和货油泄放舱的内表面进行表面预处理、油漆和固化。Priortothevessel’sdeparturefromthebuilder’spremises,thecoating,includingalldamagerepairsshallbefullycuredtoenableimmediatecarriageofproductsasspecifiedintheCoatingManufacturer’sCargoResistanceGuide.该船离开船厂投入航行以前，包括所有修补区域在内的特涂油漆必须完全固化，以确保能够立即装载涂料厂商指定的可装载范围内的液货。Standardsafetyprecautionsemployedintankcoatingoperationsandlocallawsrelatingtoallaspectsoftheworktobeperformedinsidethetanksandtheirenvironments,shallbestrictlyobservedandfollowed.在舱内及其周围场所施工时，严格遵守特涂作业的安全规范和相关的法律法规。Dustandsolventsreleasedduringtankcoatingoperationsarebothnoxiousandexplosive.Consequently,properventilationmustbeprovidedtothetanksduringalloperationstokeepthe“LowExplosionLimit”(LEL)below10%.特涂施工中产生的粉尘和挥发的溶剂是有害和致爆的，因此，在所有施工过程中必须提供恰当的通风，保持低于“最低爆炸极限”10%。Theowner’ssuperintendentsandcoatingmanufacturer’srepresentativesshallhavetherighttorefuseentryintothetanksorconfinedspacesiftheysuspecthealthorexplosivehazardsexisttherein.Thebuildershalldelivertotheowner’ssuperintendentsa“GasFreeCertificate”(orsimilar)forthetanksthatrequiretankliningoperation.如果船东和涂料厂商技术代表认为存在健康和爆炸危险的隐患，他们可拒绝进入舱内或封闭的空间。船厂要向船东提供关于特涂舱的“测爆合格证书”（或类似文件）。Thebuildershallberesponsibleforfollowingthecoatingmanufacturer’sMaterialSafetyDataSheetsatalltimes.Allsafetyrelatedrulesandrequirementsthatapplytoanyspecificworkshallbeadheredtostrictly.船厂必须始终遵守涂料厂商的原材料安全数据表，任何特定的施工必须严格按相关的安全规范和要求执行。特涂工艺CARGOTANKLININGPROCEDURE第4页共31页Adetailedworkscheduleincorporatingallphasesoftheworktobeprepared,includingstaging,steelpreparation,mainblasting,applicationofcoating,inspection,installationofoutfitting,curing,saltwatertesting,etc.,shallbeprovidedtotheowner’ssuperintendentspriortothestartofthetankcoatingoperations.在特涂施工前，向船东提供一份详细的施工日程计划，内容包括搭脚手、表面处理、主冲砂、油漆作业、交验、舾装件安装、固化、可溶性盐检测等。Nodeviationsfromthecontentsand/ordatacontainedinthespecification,theMarineLINEApplicationsProcedureandthisCoatingProcedureshallbepermittedwithouttheexpresswrittenpermissionoftheowner’ssuperintendents.在与技术说明书中的内容或数据没有分歧的条件下，MarineLINE施工工艺和本特涂工艺的执行不需船东书面许可。Anysubcontractorselectedbythebuildertocarryoutallorpartofthetankcoatingoperationsdetailedinthespecification,shallbewellqualifiedandexperienced,andshallprovidethenecessaryamountofskilledlabortoenableallrequirementsofthespecification,theMarineLINEApplicationsProcedureandthisCoatingProceduretobemet.船厂选择的任何特涂分包工程队需具备良好的资质和经验，在从事技术说明书所指定的全部或部分特涂施工时，要提供足够数量的劳动力，遵守MarineLINE施工工艺和本特涂工艺。Thesubcontractor(s)shallalsobeboundtothetermsandconditionscontainedinthespecification,theMarineLINEApplicationsProcedureandthisCoatingProcedure,andhisacceptanceofanycontractwiththebuildershallbedeemedtobeacceptanceofallrequirements,recommendations,anddatacontainedherein.分包工程队必须遵守技术说明书、MarineLINE施工工艺和本特涂工艺中的条款，其与船厂达成的任何协议必须与上述文件中的要求、建议及数据相一致。Theownerand/orhisrepresentativesmaydemandtheupgradingofequipmentand/orpersonnel,iftherequirementsofthespecification,theMarineLINEApplicationsProcedureandthisCoatingProcedurearenotbeingmet.如果没有达到技术说明书、MarineLINE施工工艺和本特涂工艺中的要求，船东及其代表可要求对相应的设备和施工人员进行改进。Thebuildershallberesponsibleforalldamagestothecoating,howsoevercaused.Allrepairsaretobeexecutedtothesatisfactionoftheowner’ssuperintendents,andinaccordancewiththemethoddescribedinthisCoatingProcedure.Suchrepairsaretobefullycuredpriortodeliveryofthevesselfromthebuilder’spremises.船厂负责修补任何原因导致的油漆损坏。所有修补工作按本特涂工艺所述方法执行，并要达到船东满意的程度。这些修补的油漆需在交船前完全固化。特涂工艺CARGOTANKLININGPROCEDURE第5页共31页Allcompressor,blastingandsprayingequipmentshallbeproperlyelectricallybonded.所有空气压缩机、冲砂和喷涂设备要恰当的接地。2.CoatingSystem油漆配套Area部位Coat度数CoatingName油漆牌号DFTStandard干膜厚度标准Maker厂商Wall&ceiling顶壁1stcoat第一度2ndcoat第二度MarineLINE784(red)MarineLINE784(grey)150μm150μmAdvancedPolymerCoatings（APC）TotalDFT总干膜厚度300μmTanktop舱底1stcoat第一度2ndcoat第二度MarineLINE784(red)MarineLINE784(grey)150μm150μmTotalDFT总干膜厚度300μmTheDFTmeasurementsshallbecarriedoutinaccordancewiththetermsagreeduponinthecontractbetweenbuilderandcoatingmanufacturerandfurthermorestatedinthespecificationofPaintingScheme(page5section.膜厚的控制根据同船厂和油漆厂商达成的协议执行，并遵照油漆明细表（09206501R）中的技术说明(第5页章节)。3.TechnicalMatters技术事项Intendedcargoesforloadingshouldbecompatiblewiththespecifiedtwo-componentSILOXIRANEbasedcoatingsystem.装载的液货必须与本双组分SILOXIRANE油漆相容。IntendedCargo可装载货品Cleanpetroleumproducts,vegetableandanimaloilsascompatiblewiththeCargoResistanceGuide.可装载货品清单中容许的干净的石油产品、植物和动物油。Scaffolding脚手架Thestagingplanksshallbeofframe/gridtypeeliminatingthepossibilityforblastingmediatobeentrappedinvoids.Thestagingconstructionshallbeproperlydesignedtoavoidplanksover-lappinginordertoeliminateblastingmediatobetrappedbetweentheplanks.采用格栅形式的脚手架铺板，以防冲砂磨料的残留。合理搭设脚手架，避免铺板重叠，以防冲砂磨料残留在重叠的铺板之间。特涂工艺CARGOTANKLININGPROCEDURE第6页共31页Allstagingistobeerectedsothatitwillleaveacleardistanceofatleast150mm,butnotfurtherthan300mmfromallbulkheadsandstructurestobeblastedandcoated.Thedistancebetweenthelevelsandthetoplevelandoverheadshallbesuchastoensuresafeandcomfortablereachtoallareastobecoated.Adistanceofapprox.1800-2000mmwouldforsafetyreasonsbedesirable.Thestagingmustnotcontactanysurfacethatistobetreated.Theendsofalltubularstagingpolesaretobecappedpriortothecommencementofblastingwork.Thecappingofstagingpoles需冲砂和油漆的舱壁及结构，与脚手架保持至少200mm间距，但不超过300mm。层间高度要能确保安全，并方便油漆施工，出于安全考虑，理想的高度为1800-2000mm。脚手架不能接触任何待涂表面。冲砂前将脚手管两端用橡胶或塑料塞子封住，不可用胶带，因为其不能抵挡反弹的冲砂磨料，会使磨料积累在脚手管中，在油漆施工过程中造成污染。Thestagingshallnotcontactthetanktopexceptforthetubularverticalstagingsupports,whichshouldminimizecontactwiththesubstrate.除垂直支撑的脚手管，脚手架其它部位不可接触舱底，并尽可能减小接触面。Adequatesafetyrailsandnetstobeprovidedtopermitsafeworkingandinspectiontoallsurfaces.安装适当的安全扶手和安全网，确保施工和检查工作的安全。Theownerreservestherighttodemandimprovementstotheconstructionandsafetyofanystaging,aswellasaccesstothesurface.Incaserequestedimprovementofthestaging,whetheritmaybeforsafetyorpooraccesstosurfaces,ownerreservetherighttodelayfurtherinspectionuntilsatisfactoryimprovementhasbeencarriedoutandacceptedbyowner’ssuperintendents.船东有权要求对脚手架的安全性和有效性进行改进。一旦提出了改进的要求，无论是关于安全性或是有效性，船东均可推迟检查，直至改进工作达到船东满意的程度。Stagingtoremaininplaceuntilthetankhaspassedfinalcoatinginspectionontheoverheadandwalls.Thestagingisthentobecarefullyremovedfromthetankwithoutdamagetothecoating.Priortoremovalofthestaging,thetanktop,theinsideofthemainhatchcoamingandthesurroundingoverheadareasshallbeprotectedwithrubbersheeting.Duringthede-stagingoperationoneexperiencedmemberofthetankcoatingteamistobepresentinthetanktoimmediatelyrepairanydamagesthatmayoccurontheverticalandoverheadareas.Directlyafterrepairandtouchupofthedamages,tapewithweakadhesivesshouldbesetinsuchamannerthatdustorblastingmediafallingfromabovecannotsticktothewetcoating.脚手架在舱顶和舱壁的油漆完工检查通过后方可拆除。拆除脚手架时要避免破坏油漆。在拆除脚手架前，用橡胶保护舱底、舱口围及附近的舱顶区域。拆除脚手架的过程中，在舱内安排一名有经验的施工队成员，对舱内顶壁上可能出现的损坏进行及时修补。修补后，用低粘度的胶带贴在修补点上，防止灰尘和冲砂磨料粘在未干的油漆表面上。特涂工艺CARGOTANKLININGPROCEDURE第7页共31页Makeonevacuumhoseavailableforcleaningduringde-stagingtocleanremainingdustanddebris.用真空吸砂机清除脚手架拆除过程中残留的灰尘和杂质。OutfittingProtection舾装件的保护Theheatingcoilsshouldnotbeintroducedinthetanksbeforetanktopcoatingcompletion.ForobviousreasonsthefollowingSUSpre-outfitteditemsshould,priortopre-blasting,receiveoxidativepassivationandthereafterprotectedbyrubbersheeting.Cargodroplines,cargodroplinesupports,heatingcoilsupports,verticalandinclinedladders.Itisveryvitalthattheseitemsarecarefullyprotectedinordernottohaveanycontactwiththeblastingmedium(copperslag),asitcancontainupto30%ironandwouldthereforenegativelyaffectthequalityofthestainlesssteel.Aftermain-blastingiscompletedandacceptedandpriortocoatingapplication,theprotectiononthepre-outfittedSUSitemsshallbecompletelyremovedandtakenoutofthetank.TheSUSitemsaretobecleanedtoremoveanytracesoftheblastingmediumanddust,andnewprotectionapplied.在特涂施工结束后方可安装加热盘管。不锈钢预舾装件要在预冲砂前进行钝化，随后用橡胶保护，包括货油管、货油管管架、加热盘管管架、直梯、斜梯。妥善保护以上这些部件，防止冲砂磨料（铜矿砂）的接触是非常重要的，因为磨料的含铁量可能达到30％，会对不锈钢的质量产生负面影响。在主冲砂结束并交验通过准备油漆之前，将不锈钢舾装件上的保护除去并置于舱外，对不锈钢舾装件进行清洁，清除冲砂磨料和灰尘，再施以新的保护。Thecargosuctionwellmadeofstainlesssteelistobeblastedandcoatedsameassurrounding.However,nominimumDFTtobespecified.不锈钢吸油井需施以冲砂，做与周围相同的油漆，不规定最低干膜厚度。Rain/dustprotection雨水/灰尘的防护Sturdysheltersaretobeprovidedtoallmainaccesshatches.Inaddition,waterguardsaretobeinstalledaroundentranceholesofthetanktopreventrainwaterfromenteringthetank.Rainsheltersaretobemaintainederectedatalltimes.Thesheltersshallbecapableofpreventingdirt,dust,moisture,waterandothercontaminantsfromenteringthetankandtherebycontaminatingtheimmediateentrancearea.Thesheltersaretobeofsufficientsizetoallowpersonneltoremoveandstorewetweatherclothingoutsideofthetanks.Nowetweatherclothingistobetakenintothetanks.Thefloorareashallconsistofwoodengratingtopreventcontaminationfromfoottrafficenteringthetank.Inadditionallpersonnelshalleitherchangetheirshoesorwearover-shoes.主舱口上搭设坚固的挡雨棚，并且，在特涂舱的洞口周围设置挡水，防止雨水进入。挡雨棚要全程维护，使其能够防止污物、灰尘、湿气、水及其它污染物进入舱内污染舱口附近区域。挡雨棚要足够大，可容纳施工人员在舱外脱去并放置雨衣，雨衣不得拿进舱内。舱内近入口处应铺设木栅板以防践踏污染，此外，施工人员需换鞋或戴鞋套。特涂工艺第8页CARGOTANKLININGPROCEDURE共31页Entranceholestothetank,otherthanthemainaccesshatches,aretobeprotectedinsuchawaythatventilationcanbesupplied,butprotectionisprovidedtoeliminatetheriskofsuchcontaminantsasdescribedabove,toenterthetank.主舱口以外的其它洞口要采取保护措施，使其能够用来通风，而避免上述污染物进入舱内。Oncompletionoftheblastingoperationsthesheltersshallthoroughlycleaned.冲砂施工结束后，挡雨棚要彻底清洁。Noventilationorextractionhosingshallbeinstalledinthemainaccesshatch,soastoprovidesafeandeasyentryandexitfromthetank.为确保安全和方便出入，风管不得通过主舱口。Note：Anyblastedsurfaceorpartiallycuredcoatingfilmthatcomesintocontactwithwaterasaresultofinadequateprotectionbeingprovidedasdetailedabove,shallbere-blastedwithoutanydiscussion.注意：任何冲砂后的表面或未充分固化的油漆表面，一旦由于上述保护工作不善而接触到水，必须进行返冲。Temperatures温度AlltemperaturevaluesmentionedintheSpecificationandthecoatingmanufacture’sproductdatasheetsaretobeunderstoodasreferringtothetemperatureofthesteelsurface,unlessotherwisestated.除非特别声明，所有技术说明书和油漆厂商产品数据表中所述的温度都理解为钢板表面温度。Theminimumtemperatureatwhichanycoatingmaybeappliedshallbe10油漆施工的温度不低于10℃。Iftheambientconditionsaresuchthattherecouldbeanydoubtastotheabilityofthesuppliedequipmenttobeabletomaintainacontinuousminimumtemperatureof15℃,thentheowner’ssuperintendentorcoatingmanufacturer’srepresentativeshallhavetherighttodelaytheapplicationofcoatingsoperationsuntilthebuilderhasdemonstratedhisabilitytocontinuouslymaintainaminimumtemperatureof15℃overtheprecedingtwentyfourhourperiod.如果设备能力不能连续的确保15℃以上的环境条件，船东或油漆厂商代表可以推迟油漆施工，直到船厂证明其有能力24小时不间断的保持温度在15℃以上。Theuppertemperaturelimitwhencoatingwillbepermittedshallbedeterminedbythecoatingmanufacturerwithregardtohisparticularproduct.Generallythistemperatureshouldnotbeabove35℃.Wherehightemperaturesarepresentduetotheheatofthesun,theapplicationofthecoatingshallbedelayeduntilnighttime,oruntilthetemperaturehasbeenreducedbyprovisionsofawnings,insulationetc.特涂工艺CARGOTANKLININGPROCEDURE第9页共31页油漆施工的最高温度由油漆厂商根据其特定产品规定。一般而言，该温度不高于35℃。如果由于阳光照射使温度过高，则推迟油漆施工到晚上进行，或者设置遮阳棚或其它隔热绝缘措施。Incasethecoatingmanufacturer’srepresentativepermitsapplicationofhisproductsattemperatureabove35℃,thenitshallbetheresponsibilityofthebuildertoprovideownerwithawrittenstatementtothefactfromthecoatingmanufacturer.如果油漆厂商代表允许在35℃以上进行油漆施工，船厂必须向船东提供由油漆厂商出具的书面解释。Forcedheatcuring强制热固化Thefullyappliedcoatingsystemcanonlybecuredbyforcedheatcuring.Theminimumuniformsteelsurfacetemperaturerequiredforthecuringofsystemshallbe80℃.Thisminimumtemperatureistobecontinuouslymaintainedtoallsurfacesfortheperioddetailedinthecoatingmanufacturer’sproductdatasheets.Athighertemperatures,theforcedheatcuringtimecanbereducedanddetailsforperiodatothertemperaturesthattheminimumaredetailedinthecoatingmanufacturer’sproductdatasheets.Itshouldbenotedthatthemaximumrecommendedtemperaturefortheforcedheatcuringis105℃.完整的油漆必须进行强制热固化，热固化的钢板表面温度不低于80℃，根据油漆厂商产品数据表规定的时间连续保持该温度。若采用更高的温度，则可根据油漆厂商产品数据表的规定缩短热固化时间。建议热固化的最高温度不超过105℃。Incasethatthesteeltemperatureisfoundtobebelow80℃,thecoatingmanufacturershouldprovideguidanceasforhowmuchextrasoaktimeisrequiredtoensurethatthecoatingsystemiscompletelycured.Thecoatingmanufacturerwillprovidetemperaturerecordingsmeasuredduringthefullperiodoftheforcedheatcuringtoownersuperintendents.一旦发现钢板表面温度低于80℃，油漆厂商要提供指导，明确需要多少额外的保温时间。油漆厂商向船东提供热固化的全过程记录。Anyperiodwhenthetemperatureduringtheheatcuringcyclefallsbelowtheminimumrequiredshallnotbeadmissibleascountingtowardstheheatcuringperiod.Thus,thisinadmissibleperiodshallbeaddedtothetotalrequiredtime.热固化周期中任何温度低于规定最低温度的时段不计入热固化周期，在规定的总热固化周期上增加该时段的时间。Theforcedheatcuringofthecoatingsystemshallbecarriedoutbythecoatingmanufacturerwithallnecessaryassistancerenderedfromthebuilder.特涂的强制热固化由油漆厂商负责执行，船厂提供必要协助。特涂工艺CARGOTANKLININGPROCEDURE第10页共31页Spaceheaters加热器Ifthesteeltemperatureislessthanspecifiedabove,spaceheatersshallbeinstalledtoensurethatproperconditionsarekeptatalltimesinsidethetank.Theonlycombustiontypeheaterspermittedshallbethosewithindirectheatedairsupply.Electricallyheatedunitsarepreferred.Theheatedairshallbesuppliedtothelowerpartsofthetanks.Ref.to如果钢板温度低于上述规定，需要使用加热器来确保舱内的条件。只允许使用通过空气间接加热的燃气型加热器。建议采用电加热。加热的空气能够达到舱内的底部区域。参见。Coatingmaterialtemperature油漆温度Thestoringofcoatingmaterialstobestrictlyaccordingtothecoatingmanufacturer’srecommendationsandrequirementswithregardtominimumandmaximumtemperatures.油漆贮存的最低和最高温度严格遵守油漆厂商的建议和要求。Duringthecoldseason,thecoatingmaterialsaretobestoredoffthegroundandtobeprotectedfromexcessivelycoldtemperaturesandfrost.Beforeusingmaterialsforapplicationinthetankstheyaretobestoredforaminimumof48hoursunderheatedconditionstobringthetemperatureofthetwocomponentstoaminimumof22℃.Thisstoragefacilitytobeofsufficientcapacitytobeablestoreenoughmaterialsforthreedaysplannedwork.Caremustbetakentoensurethatcoatingmaterialsarenotoverheated,thusshorteningtheireventualpotlife.Theheatedstoragefacilityistobeplacedasneartothetanksbeingworkedaspossible,anditshouldalsobeabletoaccommodatethesprayunit,etc.Thelengthofthesprayhosesfromair-lesspumpstothetankentranceshallbekeptasshortaspossibletoavoidcoolingofthemixedmaterialsinthepainthoses.Inextremecasesthepainthosesmayneedtobeinsulated.在寒冷季节，油漆不得贮存在露天场所，防止过低的温度和霜冻。施工前，油漆在加热条件下至少贮存48小时，使油漆温度至少升至22℃。贮存场所要能够容纳使用三天的油漆。油漆不可过度加热，不然会缩短混合后施工时限。加热的贮存地点要尽可能接近货油舱，并且能够放置喷涂设备。从无气喷泵到舱口的油漆管长度要尽可能短，以避免混合后的油漆在油漆管内冷却。在极端寒冷的情况下，油漆管需进行绝缘保温。Duringwarmweather,thecoatingmaterialsshallbeprotectedfromexcessivelyhightemperature,andmustnotatanytimebeleftexposedtodirectsunshineforanyperiodexceedingonehour.Onlysufficientmaterialthatwillbeconsumedimmediatelyshallbemixedatonetime.Asageneralrule,onedruminreserveissufficient(withdueregardtoanyinductiontimerequiredbythecoatingmanufacturer).Whenstoppingworkformealbreaks,etc.Allmixedmaterialsshallbeusedbeforeceasingworkorbediscarded.在温暖季节，要防止过高的温度，任何时候都不可置于阳光直射之下超过1小时。只在有足量油漆需立即使用完毕的情况下进行混合，一般而言，1桶可视为足量（应考虑油漆厂商规定的熟化时间）。在因午餐等原因中止施工前，混合后的油漆必须使用完毕，否则应将油漆废弃。特涂工艺CARGOTANKLININGPROCEDURE第11页共31页Duringhotsummerconditions,thecoatingmaterialsshallbeplacedincooledstoragewhichshallhavethesufficientcapacitytoreducethetemperatureofthetwocomponentstoapproximate22℃.Thestoragefacilityshallbesufficienttostoreallmaterialsthatwillberequiredforworkoveraperiodofthreedays.在炎热夏季条件下，油漆置于阴凉场所，要能使油漆温度降至大约22℃。该场所要能够容纳使用三天的油漆。Note:Allmaterialsthatarespoiltduetodisregardoftheaboveconditionsshall,withoutdiscussionbetheresponsibilityofthebuilder,andforownaccount.注意：若由于对上述事项的忽视而导致油漆报废，责任在于船厂。特涂工艺CARGOTANKLININGPROCEDURE第12页共31页4.WorkingProcedureForTheCargoTankCoating特涂施工程序Stagingerection搭脚手架Oilandothercontaminantscleaning清洁油污Steelconditioncheckandrepair钢结构检查和修补Pre-blasting预冲砂Freshwaterwashing-alltank整舱淡水冲洗Mainblasting–alltank整舱主冲砂Apply1stfullcoat-alltank整舱第一度统喷Apply1ststripecoat-alltank整舱第一度预涂Apply2ndstripecoat–wall&overhead(complicatedareasonly)舱顶和舱壁第二度预涂（仅结构复杂区域）Apply2ndfullcoat–wall&overhead舱顶和舱壁第二度统喷Preparewall&overheadforfinalinspectionabovestaging(Thisincludes2ndstripecoattoon-siteagreedareas)准备脚手架以上舱顶和舱壁的完工检查（现场协商进行第二度预涂）Repairmech.Damages,fullabrasionandapply1ststripecoat-tanktop舱底机械损坏修补、统拉毛和第一度预涂Apply2ndstripecoat–tanktop(complicatedareasonly)舱底第二度预涂（仅结构复杂区域）Apply2ndfullcoat–tanktop舱底第二度统喷Preparefulltankforfinalinspection准备整舱完工检查RenderallnecessaryhelptoMarineLINEforforcedheatcuring提供MarineLINE所有热固化必要的协助特涂工艺CARGOTANKLININGPROCEDURE第13页共31页5.DetailProcess详细工艺过程ThesteelpreparationshouldbecarriedoutinaccordancewithstandardssuchasNACEStandardRP0178-2003.钢板表面预处理按有关标准执行如NACE标准RP0178-2003。Priortothecommencementofmainblastcleaningforcoatingapplication,allweldseams,pitted-,heavilycorroded-,millscaled-,andrustscaledareasshouldbepre-blasted,inspectedbybuilder’squalitycontroldepartment.Thedefectareasshouldberepairedasnecessaryandpresentedtotheowner’ssuperintendentsforfinalapproval.主冲砂之前，所有焊缝、凹点、腐蚀、氧化皮和锈斑的区域需进行预冲砂，船厂质检部门进行检查。尽可能修补上述缺陷后交船东检查。Theuseofepoxyfiller/puttytofillblowholesandporosityshallingeneralnotbepermittedexceptforowner’sdiscretion.Otherwisetherepairshallbecarriedoutbywelding.不使用腻子嵌补气穴和小孔，未经船东同意，一律采用电焊修补。Additionally,allplanesurfacesshallbeinspectedforlaminations,cuts,scar,stamps,notchesandburrsetc.Anydefectcausinglossof5%ofthespecifiedplatethicknessshallberepairedbyweldingandgrinding.Plates/bulkheadsthatshowanyevidenceofexcessivepittingshallbecroppedandrenewed.检查钢板表面的迭片、切口、疤痕、毛刺等缺陷。任何导致钢板规定厚度损失5%的缺陷采用电焊和打磨得方法修补。凹点过多的钢板需更换。Duringtheowner’ssteelpreparation/pre-blastinspection,thestagingshallalsobeinspectedtoensurethatitconformswithrequirementssetoutinsectionabove.Anyadjustmentsfoundnecessaryshallbecarriedoutpriortocommencementofthemainblastoperations.Duringtheseinspectionsskilledmanpowerforstagingadjustmentshouldbepresenttoimplementrequiredchangesimmediately.Incaseskilledmanpowerisnotpresentorsuppliedinaquantitynotsufficientforcorrectionofinspectioncomments,theowner’ssuperintendentsreservetherighttodelaytheinspectionuntilbuilderhasrepairedandconfirmedthatcommentshavebeenrectified.在船东进行结构/预冲砂检查的过程中，同时进行脚手架的检查，确认其符合上文中所述要求，任何必要的整改必须在主冲砂开始前进行。在脚手架检查过程中，需有负责脚手架的熟练工人在场进行即时整改。若没有熟练工人在场或其人数不够进行整改，船东可推迟检查，直到船厂完成整改。AbrasiveblastingmediaofsecondarysurfacepreparationtocomplywithISO11126:1993.二次表面预处理的磨料符合ISO11126:1993。特涂工艺CARGOTANKLININGPROCEDURE第14页共31页Mineralabrasivefreefromoil,greaseandwatercontaminationshouldbeusedfortheblastingoperations.Theblastingmaterialtobeofsuchsizeandshapeaccommodatinganaveragesurfaceprofileof75μmnotexceedingamaximumof100μmorminimum50μm,asrecommendedbythecoatingmanufacturer(Ref.MarineLINEApplicationProcedureandtheProductDataSheets).Max.measuredconductivityofthemineralabrasivesnottoexceed25mS/m.冲砂使用的磨料要求不含油、油脂和水。根据油漆厂商建议，冲砂磨料的粒度和外形需使得平均表面粗糙度达到75μm，不超过100μm的上限，和50μm的下限（参见MarineLine施工工艺和产品数据表）。磨料的导电率不超过25mS/m。Theblastingmaterialshouldbeofsuchqualitythatitcanbeapprovedbythecoatingmanufacturerwithoutanyreservationorrestriction.冲砂磨料的质量必须无保留的经油漆厂商的认可。Thesurfacecleanlinesscreatedbythemainblastingshouldbeofsuchastandardthatit,immediatelypriortocommencementofthe1stfullcoatcorrespondstominimumofISO8501-1:1998equivalenttoSSPC-SP10of.SteelStructuresPaintingCouncil.第一度统喷之前的表面冲砂清理等级至少达ISO8501-1:1998的或美国钢结构涂装协会的SSPC-SP10。Cleaningstandardbeforeabrasiveblasting冲砂前的清洁标准No.Contaminant污染Cleaningmethod清洁方法Checkmethod检查方法1Moisture潮湿Toberemovedbycleandryraguntilnovisiblemoistureremains.Designatedspaceheatingbyadjustablehoses.干净抹布擦拭至无可见潮湿痕迹，定向烘干。Instrumentchecking仪器检测2Oilandgrease油脂Toberemovedbydetergentandfreshwaterwash.使用清洁剂，淡水冲洗。Visual/chalktest/hydrocarbontestwithisopropanol目测/粉笔法/异丙醇碳氢化合物测试3Dustandmud灰尘污垢Toberemovedbycleandryrag,brush,dehumidifiedpressurizedairorvacuumcleaner.使用干净抹布、毛刷、干燥压缩空气或真空吸尘机清除。Visual/tapetest目测/胶带法特涂工艺CARGOTANKLININGPROCEDURE第15页共31页Priortothemainblastcleaning,allsurfacesshallbefreefromsalt,grease,oil,moistureandotherforeignmattersdeemedtobecontaminantsanddetrimentalforthecoatingsystem.主冲砂前，所有表面必须无可溶性盐、油、油脂、水及其它有害于油漆的污染物。Depositsofoilshallberemovedbytheapplicationofdetergentandsubsequentfreshwaterwashing.Depositsofgreaseonthesurfaceshallbescrapedfromthesurfaceandthespotstreatedasforoildeposits.用清洁剂去除油污，并用淡对于表面上有油脂的，刮去油脂后以相同方法处理。Allsurfacesofthetankshallbewashedwithfreshwaterathighpressure,andthetanktopshalladditionallybescrubbedwithhardnylonbrushesduringthewashing.ThetanktopshallafterwashingbeflusheduntilthepHvaluesoftheresiduesequalthatofthewashingwater.舱内所有表面用高压淡水冲洗，并且舱底要用硬质尼龙刷擦洗。每次冲洗下来的水让其浸没舱底，直至积水的pH值与所用淡水相同，方可结束冲洗。Thefreshwaterusedforthewashingofthetanksshallderivefromanon-contaminatedsource.Furthermoreitmustbeensuredthatthepipelinesleadingthefreshwatertothedistributionmanifoldareofsuchconditionthatnocontaminationofthefreshwatercanoccuratanytimebeforeusedforwashinginthecargotanks.Asampleofthewaterintendedforuseforwashingofthecargotankswillbeobtainedforanalysis.Itistobeensuredthatthewaterusedforwashingis,initself,notacontaminantandtherebyincreasingthevaluesofwatersolublesaltonthesteelsurface.Themaximumallowablelevelofchloridecontaminationis10μg/cm2,equivalenttoaconductivityofm.Forbothmax.valuesthetestedwatertemperatureshouldbe20℃,ifnot,acorrectionfactorshouldbemultipliedwiththeconductivityreadinginordertogetcorrectvalue.用于冲洗的淡水必须取至无污染的水源。此外，输送分配淡水的管路必须确保无污染；冲洗所用淡水要取样送检，必须确保淡水本身不成为污染源，不会使钢板表面的可溶性盐含量升高。最高可容许的氯化物含量为10μg/cm2，相当于电导率mS/m。上述指标的检测水温为20℃，若实际温度有异，则乘以修正系数，取得正确测量值。Theairusedforanyblastingoperationshallbeclean,dryandfreeofoilcontamination.Wherenecessary,aftercoolersorairdriersshallbeemployed.Thebuildershallperiodicallyoratrandomrequestdemonstratetothesatisfactionoftheowner’ssuperintendentbymeansofablottertest(asdescribedinASTMD-4285