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Doc.110SFA-5.1E7015SHIELDEDMETALARCWELDINGELECTRODESFA-5.18ER70S-6SHIELDEDMETALARCWELDINGELECTRODEE7015電焊條采購技術(shù)條件SFA-5.1ER70S-6實心焊絲采購技術(shù)條件SFA-5.180DateAPPROVEDDateDoc.210MaterialRequisitionNo./REV.No.ScopeThisspecificationispreparedforpurchasingshieldedmetalarcweldingelectrodeSFA5.1 ER70S-6forjobNitrogenbuffer.本采購技術(shù)條件適用于工號為氮氣緩沖罐所用SFA5.1E7015 ER70S-6電焊條和TheprocurementdetailsarelistedinTable1.Unitpackage12ER70S-TestlevelTestsandexaminationsshallmeettheSFA5.1試驗和檢驗符合SFA5.1ELECTRODECLASSIFIAATION TypeofTypeof Doc.310MaterialRequisitionNo./REV.No.TENSIONTESTREQUIREMENTSAWS類別YieldStrengheat0.2%OffsetElonggationPercentagein4xDiameterlength4倍直徑長度的伸長CHARPYV-NOTCHIMPACTREQUIREMENTSV型缺口沖擊韌性要AWS類別Limitsfor3outof553個的極限值Single 20ft-[27Jat--15ft-[20Jat--NOTES:注(1.)BoththehighestandlowesttestvaluesobtainedshallbedisregardedincomputingtheaverageTwooftheseremainingthreevaluesshallequalorexceed20ft-lbf[27J]20ft-lbf[27CHEMICALCOMPOSITIONREQUIREMENTSFORWELDAWS類別UNSCPSVLimitforMn+NiMo+Doc.410MaterialRequisitionNo./REV.No.RADIOGRAPHICSOUNDNESSREQUIREMENTSRadiographicSTANDARDSIZESANDLENGTHSAWS類別CoreWire藥絲直徑Lengths(1長度 Doc.510MaterialRequisitionNo./REV.No.Thecorewireandcoveringshallbeofdefectsthatwouldinterferewithuniformdepositionoftheelectrode.Thecorewireandthecoveringshallbeconcentrictotheextentthattheumcore-plus-one-coveringdimensionshallnotexceedtheminimumcore-plus-one-coveringdimensionbymorethan:5%ofthemeandimensioninsizes1?8in.[3.2mm]and5?32in.[4.0對規(guī)定為1?8in.3.2mm]和5?32in4.0mm]焊條為平均尺寸的5%Concentricitymaybemeasuredbyanysuitablemeans.ExposedCoreThegripendofeachelectrodeshallbebare(ofcovering)foradistanceofnotlessthan1/2in.[12mm],normorethan1-1/4in.[30mm]for5/32in.[4.0mm]andsmallersizes,toprovideforelectricalcontactwiththeelectrodeholder.每根焊條與焊鉗接觸的夾持部分應(yīng)露(無藥皮,以便與焊鉗的電極接觸。對直徑不大5/32in.4.0mm]的焊條,應(yīng)為1/2in12mm]至1-1/4in.[30mm]Thearcendofeachelectrodeshallbesufficientlyconductiveandthecoveringtaperedtopermiteasystrikingofthearc.Thelengthoftheconductiveportion(measuredfromtheendofthecorewiretothelocationwherethefullcrosssectionofthecoveringisshallnotexceed1?8in.[3.2mm]orthediameterofthecorewire,whicheverisless.withchippedcoveringsnearthearcend,baringthecorewirenomorethanthelesserof1?4in.[6.0mm]ortwicethediameterofthecorewire,meettherequirementsofthisspecification,providednochipuncoversmorethan50%ofthecircumferenceofthecore.每根焊條的引弧端應(yīng)充分露,藥皮應(yīng)有足夠的倒角以便與引弧。露部分的長度(從絲端部到藥皮獲得全截面的位置為止)不應(yīng)超過1/8in.[3.2mm]或芯絲直徑取其小者。在靠近引弧端藥皮有破碎的焊條,其露出的芯絲不超過1/4in.6.0mm]或2倍芯絲直徑中的小Doc.610MaterialRequisitionNo./REV.No.ElectrodeidentificationAtleastonelegibleimprintof"E7015 "mustbeappliedtotheelectrodecoveringasnearaspracticaltothegripendofthecorewirebutnotmorethan65mmfromthegripend.在接近焊條夾持端的藥皮上印有清晰的 ,印字與夾持端的距離不超過65毫米ThenumbersandlettersoftheimprintshallbeofboldblocktypeofasizelargeenoughtobeTheinkusedforimprintingshallprovidesufficientcontrastwiththeelectrodecoveringsothat,innormaluse,thenumbersandlettersarelegiblebothbeforeandafterwelding.PackingElectrodesshallbesuitablypackagedtoprotectthemfromdamageduringshipmentandstorageundernormalconditions.MarkingofpackageThefollowinginformationshallbelegiblymarkedoutsideofthepackagesoastobevisiblefromtheoutsideofeachunitpackage:(1)AWSspecificationandclassificationdesignationsalongwithapplicableoptionaldesignators(yearofissuemaybeexcluded) r’snameandtrade 供貨商的名稱及商業(yè)代Sizeandnet Lot,control,orheat ProductTheappropriateprecautionaryinformation8asgiveninANSIZ49.1,latestedition,(asaminimum)oritsequivalent,shallbeprominentlydisyedinlegibleprintonallpackagesofelectrodes,includingindividualunitpackagesenclosedwithinalargerANSIZ49.1中給出的警告性告示或相應(yīng)的告示。OtherrequirementshallconformtoSFA- 其他要求符合SFA-5.1Doc.710MaterialRequisitionNo./REV.No.ElectrodeChemicalTestlevelTestsandexaminationsshallmeettheSFA-試驗和檢驗符合SFA-5.18CHEMICALCOMPOSITIONREQUIREMENTSFORSOLIDELECTRODESAND號CPSV---NOTES:注Singlevaluesare SAEHS-1086/ASTMDS-56,Metals&AlloysintheUnifiedNumberingSAEHS-1086/ASTMDS-56Copperduetoanycoatingontheelectrodeorrodplusthecoppercontentofthefillermetalitself,shallnotexceedthestated0.50%max.Inthisclassification,theumMnmayexceed2.0%.Ifitdoes,theumCmustbereduced0.01%foreach0.05%increaseinMnorpartthereof.TENSIONTESTREQUIREMENTS(AS拉伸試驗要求(焊態(tài)Percent(minimum)(不小于ER70S-7058Doc.810MaterialRequisitionNo./REV.No.沖擊試驗要求(焊態(tài) 在-NOTES:注a.Boththehighestandlowestofthefivetestvaluesobtainedshallbedisregardedincomputingtheimpactstrength.Twooftheremainingthreevaluesshallequalorexceed20ft.lbf[27J];oneofthethreeremainingvaluesmaybelowerthan20ft-lbf[27J],butnotlowerthan15ft.lbf[20J].Theaverageofthethreeshallnotbelessthanthe20ft.lbf[27J]20ft.lbf[27J剩下3個值中可以有1個低于20ft.lbf[27J],3個值平均數(shù)應(yīng)不低于規(guī)定的20ft.lbf[27J]。REQUIRED 驗Bend驗 NotNotNotRadiographic TheweldshallberadiographedinaccordancewithASTME1032.Thequalitylevelofinspectionshallbe2-2T.ASTME10322-2TDoc.910MaterialRequisitionNo./REV.No.inishand Allelectrodesandrodsshallhaveasmoothfinishwhichisfromslivers,depressions,scratches,scale,seams,laps(exclusiveofthelongitudinaljointincompositemetalcoredelectrodes),andforeignmatterthatwouldadverselyaffecttheweldingcharacteristics,theoperationoftheweldingequipment,orthepropertiesoftheweldEachcontinuouslengthoffillermetalshallbefromasingleheatorlotofmaterial,andwelds,whenpresent,shallhavebeenmadesoasnottointerferewiththeuniform,uninterruptedfeedingofthefillermetalonautomaticandsemiautomaticequipment.Asuitableprotectivecoatingmaybeappliedtoanyfillermetalinthisspecification.Coppermaybeusedasacoatingforanyclassificationexceptonethatcarriesthesuffix“N”(nuclear)initsdesignation.N( 標(biāo)準(zhǔn)規(guī)格StandardPackage Straight直段 Dimensions,sizes,tolerances,andpackageformsotherthanthoseshownshallbeasagreedbypurchaserLengthshallbe36in.±1?2in.[900+25,?0長度應(yīng)為36in.1?2in.90025,?0Doc.1010MaterialRequisi
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