焊接材料質(zhì)量管理規(guī)定

焊接材料質(zhì)量管理規(guī)定焊接材料質(zhì)量管理規(guī)定焊接材料質(zhì)量管理規(guī)定xxx公司焊接材料質(zhì)量管理規(guī)定文件編號(hào)：文件日期：修訂次數(shù)：第1.0次更改批準(zhǔn)審核制定方案設(shè)計(jì)，管理制度目錄TableofContents1范圍 61Scope 62引用標(biāo)準(zhǔn) 62.Normativereferences 63職責(zé) 83.Responsibilities 84采購(gòu) 84.Purchase 85驗(yàn)收 9驗(yàn)收項(xiàng)目 9包裝檢驗(yàn) 9質(zhì)量證明書(shū)檢驗(yàn) 95.Acceptanceinspection 9Inspectionitems 9Packinginspection 9Inspectionofqualitycertificates 9外觀檢驗(yàn) 9成分及性能試驗(yàn) 10檢驗(yàn)結(jié)果的認(rèn)可 10驗(yàn)收標(biāo)記 10Exteriorinspection 10Compositionandperformancetest 10Approvalofinspectionresults 10Inspectionmark 106入庫(kù) 106.Warehousing 117庫(kù)存保管 11存放條件 117.Storage 11Storageconditions 11庫(kù)存期間的檢查 12Inspectionduringstorage 128出庫(kù) 128.Distribution 129使用過(guò)程中的管理 13一般要求 139.Managementduringuse 14Generalrequirements 14烘干、保溫及清理 14Drying,heatinsulationandcleaning 14識(shí)別標(biāo)志 15焊接材料的回收 15Identificationmark 15Recoveryofweldingmaterials 15回收的焊接材料的烘干 16焊劑的重復(fù)使用 16Dryofrecoveryweldingmaterials 16Repeateduseofweldingflux 16焊接材料質(zhì)量管理規(guī)程CorporateManagementRulesforWeldingMaterialQualityControl1范圍本標(biāo)準(zhǔn)規(guī)定了焊接材料,包括焊條、焊絲、焊劑、合金粉末、襯墊及焊接用氣體等，在采購(gòu)、驗(yàn)收、庫(kù)存保管及使用過(guò)程中的管理要求。為了保證焊接材料的使用性能，應(yīng)具備必要的貯存、烘干、清理設(shè)施，建立可靠的管理規(guī)程并嚴(yán)格執(zhí)行。本標(biāo)準(zhǔn)適用于焊接生產(chǎn)中，上述這些焊接材料的質(zhì)量管理。1ScopeThisStandardspecifiesmanagementrequirementsofweldingmaterials.,weldingelectrode,weldingwire,weldingflux,alloypowder,backingandweldinggas)duringpurchase,acceptance,warehousinganduse.Inordertoensureserviceperformanceofweldingmaterials,necessarystorage,dryingandcleaninginstallationsshallbemadeavailable,andreliablemanagementspecificationsshallbeestablishedandstrictlyobserved.ThisStandardappliestoqualitymanagementofthesaidweldingmaterialsduringweldingoperation.2引用標(biāo)準(zhǔn)下列標(biāo)準(zhǔn)所包含的條文，通過(guò)在本標(biāo)準(zhǔn)中引用而構(gòu)成為本標(biāo)準(zhǔn)的條文。標(biāo)準(zhǔn)出版時(shí)，所示版本均為有效。所有標(biāo)準(zhǔn)都會(huì)被修訂，使用本標(biāo)準(zhǔn)的各方應(yīng)探討使用下列標(biāo)準(zhǔn)最新版本的可能性。GB/T5117-1995 《碳鋼焊條》 GB/T5118-1995 《低合金焊條》 GB/T983-1995 《不銹鋼焊條》 GB/T984-2001 《堆焊焊條》 2.NormativereferencesThefollowingstandardscontainprovisionswhich,throughreferenceinthisStandard,constituteprovisionsofthisStandard.Attimeofpublication,theeditionsindicatedwerevalid.Allstandardsaresubjecttorevision,andpartiestoagreementsbasedonthisstandardareencouragedtoinvestigatethepossibilityofapplyingthemostrecenteditionsofthestandardsindicatedbelow.GB/T5117-1995 CarbonsteelelectrodesGB/T5118-1995 LowalloysteelelectrodesGB/T983-1995 StainlesssteelcoveredelectrodesGB/T984-2001 HardfacingelectrodesforshieldedmetalarcweldingGB/T13814—92《鎳及鎳合金焊條》GB/T15620—1995《鎳及鎳合金焊絲》GB/T14957-1994 《熔化焊用鋼絲》 GB/T8110-1995 《氣體保護(hù)電弧焊用碳鋼、低合金鋼焊絲》 GB/T10045-2001 《碳鋼藥芯焊絲》 GB/T17493-1998 《低合金鋼藥芯焊絲》 GB4242—85《焊接用不銹鋼絲》GB/T5293-1999 《埋弧焊用碳鋼焊絲和焊劑》 GB/T13814—92 NickelandnickelalloycoveredweldingelectrodesGB/T15620—1995 NickelandnickelalloywiresforweldingrodsGB/T14957-1994 SteelwiresformeltweldingGB/T8110-1995 WeldingelectrodesandrodsforgasshieldingarcweldingofcarbonandlowalloysteelGB/T10045-2001 CarbonsteelfluxcoredelectrodesforarcweldingGB/T17493-1998 LowalloysteelfluxcoredelectrodesforarcweldingGB4242—85 StainlesssteelwiresforweldingGB/T5293-1999 CarbonsteelelectrodesandfluxesforsubmergedarcweldingGB/T12470-2003 《低合金鋼埋弧焊用焊劑》 GB10433-2002 《電弧螺柱焊用園柱頭焊釘》 GB/T4842-2006 《純氬》 GB/T6052-1993 《工業(yè)用二氧化碳》 HG/T2537-1993 《焊接用二氧化碳》 CCS規(guī)范材料焊接部分DNV規(guī)范材料焊接部分ABS規(guī)范材料焊接部分GL規(guī)范材料焊接部分BV規(guī)范材料焊接部分LR規(guī)范材料焊接部分GB/T12470-2003 Low-alloysteelelectrodesandfluxesforsubmergedarcweldingGB10433-2002 CheeseheadstudsforarcstudweldingGB/T4842-2006 PureargonGB/T6052-1993 CommercialliquidcarbondioxideHG/T2537-1993 CarbondioxideforweldingpurposeCCS-RulesformaterialsandweldingDNV-RulesformaterialsandweldingABS-RulesformaterialsandweldingGL-RulesformaterialsandweldingBV-RulesformaterialsandweldingLR-Rulesformaterialsandwelding3職責(zé)設(shè)計(jì)部根據(jù)各項(xiàng)目的特點(diǎn)和要求制定材料準(zhǔn)備單。物資部根據(jù)材料準(zhǔn)備單負(fù)責(zé)采購(gòu)相關(guān)事宜，并且負(fù)責(zé)材料的入庫(kù)保管和出庫(kù)。質(zhì)管部負(fù)責(zé)來(lái)料驗(yàn)收和現(xiàn)場(chǎng)的使用監(jiān)督。各生產(chǎn)使用部門(mén)負(fù)責(zé)焊材的領(lǐng)用、保管和發(fā)放回收事宜。對(duì)業(yè)主規(guī)定有特殊要求的項(xiàng)目，要根據(jù)業(yè)主的規(guī)定要求修訂具體項(xiàng)目的管理規(guī)定，并監(jiān)督執(zhí)行。3.ResponsibilitiesDesignDepartmentshallmakeamaterialrequisitionbasedonthefeaturesandrequirementsofeachproject.ProcurementDepartmentisresponsibleformakingpurchasesaccordingtothematerialrequisitionandforwarehousingmaterialsandsendingmaterialsoutofwarehouse.QualityManagementDepartmentisresponsibleforincominginspectionandsupervisionoverfielduse.Eachproductiondepartmentisresponsiblefortherequisition,custody,distributionandrecoveryofweldingmaterials.ForeachprojectspeciallyrequiredbytheOwner,themanagementrulesfortheprojectshallbemadeaccordingtotheOwner’srequirementandtheimplementationofsuchrulesshallbesupervised.4采購(gòu)焊接材料的采購(gòu)人員應(yīng)具備足夠的焊接材料基本知識(shí)，了解焊接材料在焊接生產(chǎn)中的用途及重要性。焊接材料的采購(gòu)應(yīng)依據(jù)訂貨技術(shù)條件，按擇優(yōu)定點(diǎn)的原則，在合格供應(yīng)商中選擇采購(gòu)。在可能的條件下，盡量配套采購(gòu)。特殊焊接材料，或有特殊技術(shù)要求的焊接材料，應(yīng)按焊接主管人員指定的供貨單位采購(gòu)。焊接材料的采購(gòu)，確保供貨方,生產(chǎn)企業(yè)已建立可靠的質(zhì)量體系，具備可滿足我方生產(chǎn)需求的生產(chǎn)能力。焊接材料的供貨方應(yīng)提供焊接材料的質(zhì)量證明書(shū)(說(shuō)明書(shū))或合格標(biāo)記，船級(jí)社證書(shū)，并保證其所提供的焊接材料產(chǎn)品符合有關(guān)標(biāo)準(zhǔn)或供貨協(xié)議的要求。4.PurchaseWeldingmaterialspurchasingpersonnelshallhaveadequatebasicknowledgeonweldingmaterialsandlearnaboutthepurposeandsignificanceofweldingmaterialsinweldingoperation.Weldingmaterialsshallbepurchasedfromqualifiedsupplierswhoofferqualityproductswithreasonablepricesaccordingtotechnicalorderingspecifications.Specialweldingmaterialsorweldingmaterialswithspecialtechnicalrequirementsshallbepurchasedfromsuppliersdesignatedbyweldingsupervisor.ThesupplierormanufacturerofweldingmaterialsshallhaveestablishedareliablequalitysystemandenjoytheproductioncapabilityofsatisfyingtheCompany’sdemands.Thesupplierofweldingmaterialsshallpresentthequalitycertificate/specificationsormarkofconformityorclassificationcertificate,andensurethatitsweldingmaterialsandproductsconformtotherequirementsofrelevantstandardsorsupplyagreement.5驗(yàn)收驗(yàn)收項(xiàng)目焊接材料的驗(yàn)收內(nèi)容應(yīng)依據(jù)焊接產(chǎn)品的制造規(guī)程、焊接產(chǎn)品的種類、船級(jí)社要求、業(yè)主技術(shù)條件要求及實(shí)際需要確定。包裝檢驗(yàn)檢驗(yàn)焊接材料的包裝是否符合有關(guān)標(biāo)準(zhǔn)要求，是否完好，有無(wú)破損、受潮現(xiàn)象。質(zhì)量證明書(shū)檢驗(yàn)對(duì)于附有質(zhì)量證明書(shū)，船級(jí)社證書(shū)的焊接材料，核對(duì)其質(zhì)量證明書(shū)，船級(jí)社證書(shū)所提供的數(shù)據(jù)是否齊全，并符合規(guī)定要求。5.AcceptanceinspectionInspectionitemsInspectionitemsofweldingmaterialsshallbedeterminedinaccordancewithmanufacturingspecificationsandtypesofweldingproducts,classificationsocietyrules,Owner’stechnicalconditionsandactualrequirements.PackinginspectionCheckandmakesurethepackageofweldingmaterialsmeetstherequirementsofrelevantstandards,issound,undamagedandnotdamped.InspectionofqualitycertificatesForweldingmaterialsfurnishedwithqualitycertificatesorclassificationcertificates,checkandmakesurethedataasprovidedinsuchcertificatesareallcompleteandmeetspecifiedrequirements.外觀檢驗(yàn)檢驗(yàn)焊接材料的外表面是否污染，在儲(chǔ)運(yùn)過(guò)程中是否產(chǎn)生有可能影響焊接質(zhì)量的缺陷，識(shí)別標(biāo)志是否清晰、牢固，與產(chǎn)品實(shí)物是否相符。成分及性能試驗(yàn)如需要，應(yīng)按技術(shù)要求進(jìn)行焊接材料復(fù)驗(yàn)，根據(jù)有關(guān)標(biāo)準(zhǔn)或供貨協(xié)議的要求，進(jìn)行相應(yīng)的試驗(yàn)。檢驗(yàn)結(jié)果的認(rèn)可焊接材料的檢驗(yàn)方法及檢驗(yàn)規(guī)則一般應(yīng)根據(jù)有關(guān)標(biāo)準(zhǔn)，船級(jí)社規(guī)范要求確定。必要時(shí)亦可由供需雙方協(xié)商確定。焊接材料經(jīng)驗(yàn)收檢驗(yàn)后應(yīng)出具檢驗(yàn)報(bào)告，并經(jīng)有關(guān)職能部門(mén)認(rèn)可。驗(yàn)收標(biāo)記驗(yàn)收合格的焊接材料應(yīng)在每個(gè)包裝上做專門(mén)的標(biāo)記。ExteriorinspectionCheckandmakesuretheexteriorofweldingmaterialsisuncontaminated,freeofanydefectthatoccursduringstorageortransportationandislikelytoaffectweldingquality,andthattheiridentificationmarksareclearandfastandconsistentwithactualconditionsoftheproducts.CompositionandperformancetestIfnecessary,weldinginspectionshallundergore-inspectioninaccordancewithtechnicalrequirementsorcorrespondingtestsasrequiredinrelevantstandardsorsupplyagreement.ApprovalofinspectionresultsThemethodsandrulesforinspectionofweldingmaterialsshallbegenerallydeterminedinaccordancewiththerequirementsofrelevantstandardsandclassificationsocietyrules.Ifnecessary,suchmethodsandrulesmaybedeterminedthroughnegotiationbythebuyerandtheseller.Afteracceptanceinspectionofweldingmaterials,aninspectionreportshallbeissued,subjecttoapprovalbyrelevantfunctionaldepartments.InspectionmarkEachpackageofacceptedweldingmaterialsshallbeproperlymarked.6入庫(kù)存放焊接材料的庫(kù)內(nèi)可根據(jù)需要，劃分為“待檢”、“合格”及“不合格”等區(qū)域，各區(qū)域要有明顯的標(biāo)記。驗(yàn)收合格的焊接材料應(yīng)進(jìn)行入庫(kù)登記。其內(nèi)容包括：a)焊接材料的名稱、型號(hào)(或牌號(hào))，或內(nèi)部移植代號(hào)；b)生產(chǎn)廠；c)規(guī)格；d)批號(hào)或爐號(hào)；e)數(shù)量(或重量)；f)生產(chǎn)日期；g)入庫(kù)日期；h)有效期(自驗(yàn)收合格之日起至規(guī)定的期限)。焊接材料入庫(kù)后即應(yīng)建立相應(yīng)的庫(kù)存檔案，如入庫(kù)登記、質(zhì)量證明書(shū)、船級(jí)社證書(shū)、驗(yàn)收檢驗(yàn)報(bào)告、檢查及發(fā)放記錄等。6.WarehousingThewarehousewhereweldingmaterialsarestoredwillbedividedintosuchzonesas“inspectionrequired”,“accepted”and“unaccepted”withdifferentandconspicuousmarks.Acceptedweldingmaterialsshallundergowarehousingregistration,including:a)Name,modelnumber(ordesignation)orinternaltransfercodeofweldingmaterials;b)Manufacturer;c)Specifications;d)Batchnumberorfurnacenumber;e)Quantity(orweight);f)Dateofproduction;g)Warehousingdate;h)Effectiveperiod(fromthedateofacceptancetoaspecifieddate).Afterwarehousingofweldingmaterials,correspondingstoragearchivesshallbeestablished,includingwarehousingregister,qualitycertification,classificationcertificate,acceptancereport,andinspectionanddistributionrecords.7庫(kù)存保管存放條件焊接材料的儲(chǔ)存庫(kù)應(yīng)保持適宜的溫度及濕度。室內(nèi)溫度應(yīng)在5℃以上，相對(duì)濕度不超過(guò)60%。室內(nèi)應(yīng)保持干燥、清潔，不得存放有害介質(zhì)。焊接材料應(yīng)按有關(guān)的技術(shù)要求和安全規(guī)程妥善保管。因吸潮而可能導(dǎo)致失效的焊接材料，在存放時(shí)應(yīng)采取必要的防潮措施，如設(shè)置貨架、采用防潮劑或去濕器等。品種、型號(hào)及牌號(hào)、批號(hào)、規(guī)格、入庫(kù)時(shí)間不同的焊接材料，應(yīng)分類、分批存放，并有明確的區(qū)別標(biāo)志，以免混雜。7.Storage StorageconditionsThestoreroomofweldingmaterialsshallalwayshavesuitabletemperatureandhumidity.Indoortemperatureshallbeabove5℃andrelativehumidityshallnotexceed60%.Thestoreroomshallbekeptdryandcleaninsideandstorenoharmfulagents.Weldingmaterialsshallbestoredinaccordancewithrelevanttechnicalrequirementsandsafetyregulations.Weldingmaterialslikelytofailduetodampnessshallbeprovidedwithnecessarymoisture-proofmeasures,suchasinstallationofstoragerackoruseofdesiccantordehumidifier.Forfearofmixedstorage,weldingmaterialsthatdifferintype,modelnumber,designation,batchnumber,specificationsandwarehousingdateshallbestoredunderdifferentcategoriesandinbatchesandhaveconspicuousidentificationmarks.庫(kù)存期間的檢查庫(kù)存管理人員應(yīng)具備有關(guān)焊接材料保存的基本知識(shí)，熟悉本崗位的各項(xiàng)管理程序和制度。定期對(duì)庫(kù)存的焊接材料進(jìn)行檢查，并將檢查結(jié)果作書(shū)面記錄。發(fā)現(xiàn)由于保存不當(dāng)而出現(xiàn)可能影響焊接質(zhì)量的缺陷時(shí)，應(yīng)及時(shí)報(bào)告質(zhì)檢，和相關(guān)部門(mén)，會(huì)同有關(guān)職能部門(mén)及時(shí)處理。InspectionduringstorageStorekeepersshallpossessbasicknowledgeonstorageofweldingmanagersandfamiliarizethemselveswithallmanagementproceduresandsystemsfortheirrespectiveposts.Checkweldingmaterialsinstockperiodicallyandrecordinspectionresultsinwriting.Incaseofanydefectattributabletoimproperstorageandlikelytoaffectweldingquality,itshallbetimelyreportedtoqualitymanagementandassociateddepartmentsfortimelydisposalalongwithrelevantfunctionaldepartments.8出庫(kù)為了保證焊接材料在其有效期內(nèi)得到使用，避免庫(kù)存超期所引起的不良后果，焊接材料的發(fā)放應(yīng)按“先入先出”的原則進(jìn)行。焊接材料的出庫(kù)量應(yīng)嚴(yán)格按產(chǎn)品消耗定額控制，并以領(lǐng)料單為出庫(kù)憑據(jù)，經(jīng)庫(kù)存管理人員核準(zhǔn)之后方可發(fā)放。8.DistributionToensuretheuseofweldingmaterialswithineffectiveperiodandavoidbadconsequenceofexpirationofstoragelife,thedistributionofweldingmaterialsshallfollowthe“FIFO(firstin,firstout)”principle.Thequantityofweldingmaterialstakenoutofwarehouseshallbecontrolledinstrictaccordancewithproductconsumptiondata,andwarehousingmaterialsmaybesentoutofwarehouseonlyagainstthecorrespondingmaterialrequisitionandwiththeapprovalbystorekeeper.庫(kù)存超期的焊接材料庫(kù)存期超過(guò)規(guī)定期限的焊條、焊劑、焊絲及藥芯焊絲，需經(jīng)有關(guān)職能部門(mén)復(fù)驗(yàn)合格后方可發(fā)放使用。復(fù)驗(yàn)原則上以考核焊接材料是否產(chǎn)生可能影響焊接質(zhì)量的缺陷為主，一般僅限于外觀及工藝性能試驗(yàn)，但對(duì)焊接材料的使用性能有懷疑時(shí)，可增加必要的檢驗(yàn)項(xiàng)目。規(guī)定期限自生產(chǎn)日期始可按下述方法確定：a)材料供應(yīng)商的焊接材料質(zhì)量證明書(shū)或說(shuō)明書(shū)推薦的期限；b)包裝密封良好的焊接材料為三年；c)一般包裝的焊接材料，及其他焊接材料為二年。WeldingmaterialswithexpiredstoragelifeWeldingelectrodes,fluxes,wiresandfluxcoredweldingwireswhosestoragelifeexpiresmaybedistributedforuseonlyaftertheypassre-inspectionorganizedbyrelevantfunctionaldepartments.Re-inspectionisgenerallyaimedatcheckingifanydefectlikelytoaffectweldingqualityoccurstoweldingmaterials,andisusuallylimitedtoexteriorinspectionandprocessperformancetest.Ifthereisanyaboutserviceperformanceofweldingmaterials,necessaryinspectionitemsmaybeincluded.Thespecifiedperiodisanyofthefollowingperiodsoftimeasfromthedateofproduction:a) Periodasrecommendedinqualitycertificateorspecificationofweldingmaterialsupplier;b) Thestoragelifeofweldingmaterialswithgoodpackingandsealingisthreeyears;c) Thestoragelifeofweldingmaterialswithordinarypackingandotherweldingmaterialsistwoyears.受潮、變質(zhì)的焊接材料對(duì)于嚴(yán)重受潮、變質(zhì)的焊接材料，應(yīng)由質(zhì)檢和有關(guān)職能部門(mén)進(jìn)行必要的檢驗(yàn)，并作出降級(jí)使用或報(bào)廢的處理決定之后，方可準(zhǔn)許出庫(kù)。對(duì)于這類焊接材料的去向必須嚴(yán)格控制。Dampened,deterioratedweldingmaterialsForseverelydampenedordeterioratedweldingmaterials,qualitymanagementandrelevantfunctionaldepartmentsshallmakenecessaryinspectionanddecideonconcessionorscrappingbeforesuchmaterialsmaybetakenoutofwarehouse.Theflowdirectionofthosematerialsmustbestrictlycontrolled.9使用過(guò)程中的管理一般要求車(chē)間應(yīng)設(shè)置專門(mén)的焊接材料管理員，負(fù)責(zé)焊接材料的焙烘、保管、發(fā)放及回收。使用管理職責(zé)車(chē)間的生產(chǎn)主管人員對(duì)焊接材料的管理及使用全面負(fù)責(zé)；焊接技術(shù)人員及車(chē)間檢查員應(yīng)對(duì)焊接材料的管理及使用進(jìn)行必要的檢查監(jiān)督，確保焊接材料的正確使用，防止由于焊接材料管理不善而發(fā)生質(zhì)量事故。9.ManagementduringuseGeneralrequirementsTheworkshopshallhaveaweldingmaterialsmanagementclerkwhoisresponsiblefordrying,custody,distributionandrecoveryofweldingmaterials.ResponsibilityforuseandmanagementProductionsupervisorintheworkshopassumesoverallresponsibilityformanagementanduseofweldingmaterials;Weldingtechniciansandworkshopinspectorsshallconductnecessaryinspectionandsupervisionoverthemanagementanduseofweldingmaterialstoensurecorrectuseofweldingmaterialsandpreventqualityaccidentduetoinappropriatemanagementofweldingmaterials.烘干、保溫及清理烘干及清理焊接材料的場(chǎng)所應(yīng)具備合適的烘干、保溫設(shè)施，及清理手段。烘干、保溫設(shè)施應(yīng)有可靠的溫度控制、時(shí)間控制及顯示裝置。儀器儀表應(yīng)經(jīng)過(guò)計(jì)量檢定。焊接材料在烘干及保溫時(shí)應(yīng)嚴(yán)格按有關(guān)技術(shù)要求執(zhí)行。焊接材料在烘干時(shí)應(yīng)排放合理、有利于均勻受熱及潮氣排除。堆高不超過(guò)70mm。烘干焊條時(shí)應(yīng)注意防止焊條因驟冷驟熱而導(dǎo)致藥皮開(kāi)裂或脫落。不同類型的焊接材料應(yīng)分別烘干，避免混雜。焊接材料制造廠對(duì)有烘干要求的焊接材料，應(yīng)提供明確的烘干條件。焊接材料的烘干規(guī)范可參照焊接材料說(shuō)明書(shū)的要求確定。Drying,heatinsulationandcleaningThesitefordryingandcleaningweldingmaterialsshallhaveadequatedryingandheatinsulatingfacilitiesandcleaningmethods.Dryingandheatinsulatinginstallationsshallhavereliabletemperaturecontrol,timecontrolandindicationdevices.Instrumentsshallbemeasuredandcalibrated.Dryingandheatinsulationofweldingmaterialsshallbedoneinstrictaccordancewithrelevanttechnicalrequirements.Atthetimeofdrying,weldingmaterialsshallbesoreasonablyplacedtofacilitateevenheatingandmoistureelimination.Theheightofstackdoesnotexceed70mm.Duringthedryingofweldingelectrodes,greatcareshalltakentopreventanycrackinorsheddingofelectrodecoatingduetoshockcoolingandheating.Weldingmaterialsofdifferenttypesshallbedriedseparately.Ifthemanufacturerofaparticularweldingmaterialhasspecialdryingrequirements,itshallspecifysuchrequirements.Dryingspecificationsforweldingmaterialsmaybedeterminedaccordingtoproductspecificationsofweldingmaterials.烘干后的焊接材料應(yīng)在規(guī)定的溫度范圍內(nèi)保存，以備使用。焊接材料管理員對(duì)焊接材料的烘干、保溫、發(fā)放及回收應(yīng)作詳細(xì)記錄，達(dá)到焊接材料使用的可追溯性。焊絲表面必須光滑、整潔，無(wú)油、銹及污物附著。真空包裝焊接材料采用真空包裝，按照焊接材料制造商技術(shù)規(guī)格書(shū)的規(guī)定，允許不進(jìn)行焙烘的焊接材料，可直接使用，但必須在4小時(shí)內(nèi)用完，或嚴(yán)格按照焊接材料制造商技術(shù)規(guī)格書(shū)的規(guī)定發(fā)放和使用。如果超過(guò)保存期，或發(fā)現(xiàn)真空包裝破損，禁止使用。Afterdrying,weldingmaterialsshallbekeptwithinaspecifiedtemperaturerange.Weldingmaterialsmanagementclerkshallrecordindetailthedrying,heatinsulation,distributionandrecoveryofweldingmaterialstoensurethetraceabilityofweldingmaterialsusage.Thesurfaceofweld