作业文件Workingdocuments:液体渗透探伤规程LiquidpenetrantExaminationProcedure版次/页修改次Revision/PageModificationTimes:03/0不得擅自拷贝NoCopy!XXXXXXpage1of9QP-0824.2受控状态:文件编号:ZZM-QP-0824.2ControlledStatusDocumentNo.:发放编号:IssuingNO.:液体渗透探伤规程LiquidpenetrantExaminationProcedure(Rev.03)编制:质检部日期:May-26-2011CompiledbyQCDepartmentDate审核:日期Verifiedby:Date批准:日期Approvedby:Date发行日期:May-28-2011实施日期:May-28-2011IssuedateExecutionDate作业文件Workingdocuments:液体渗透探伤规程LiquidpenetrantExaminationProcedure版次/页修改次Revision/PageModificationTimes:03/0不得擅自拷贝NoCopy!XXXXXXpage2of9QP-0824.21.目的:依ASTME165标准要求,结合API6A标准、核电用《钴基SFA-5.13ECoCr-A手工焊用焊条采购规程》(SM2-ME02-GPP-059)等等,为液体渗透检测——可视法建立检测方法、规定检测人员要求、明确产品接受准则。Establishesthemethods,personnelrequirementsandacceptancecriteriaforperformingliquidpenetrantexaminationusingthevisiblemethodsinaccordancewiththerequirementsofAPISpecification6A,ProcurementspecificationforSFA-5.13EcoCr-ACoveredElectrodeforSMAW(SM2-ME02-GPP-059)etc.ThisprocedurecomplieswiththerequirementsofASTME165.2.适用范围:本方法适用于本公司精铸件、锻件、机加工件产品的焊接/补焊及焊接(接焊、焊补、堆焊和表面硬化)件用液体渗透检测方法,检查表面组织中断:如疏松、气孔、龟裂、叠痕、冷隔、渗漏、夹渣和熔合不足(虚焊)等缺陷。Themethodsareapplicabletoin-process,final,in-serviceexaminationsandWelds(fabrication,weldrepair,overlayandhardfacing)fordetectingdiscontinuitiesthatareopentothesurfacesuchascracks,laps,coldshuts,throughleaks,porosity,andlackoffusionwhenthistypeofliquidpenetrantexaminationisperformedonnon-ferromagneticandproductsproducedbyZhongzhouSpecialAlloyMaterialsCo.,Ltd.3.引用文件3.1ASTME165《液体渗透的标准检测方法》ASTME165—《StandardTestMethodforLiquidPenetrantExamination》3.2ASNT-SNT-TC-1A—《推荐的实施规程无损检测人员的资格评定和证书》;RecommendedPracticeNO.SNT-TC-1APersonnelQualificationAndCertificationInNondestructiveTesting3.3ANSI/APISpec6A—2004《井口装置和采油树设备规范》ANSI/APISpec6A/ISO10423—《SpecificationforWellheadandChristmasTreeEquipment》3.4SM2-ME02-GPP-059——《钴基SFA-5.13ECoCr-A手工焊用焊条采购规程》SM2-ME02-GPP-059—《ProcurementspecificationforSFA-5.13EcoCr-ACoveredElectrodeforSMAW》4.定义4.1线性显示:长度大于或等于其宽度的三倍的显示。LinearIndications-Indicationinwhichthelengthisequaltoorgreaterthanthreetimesitswidth.4.2圆形显示:圆形的或椭圆的显示,其长度小于其宽度的3倍。RoundedIndications-Indicationwhich;iscircularorellipticalwithitslengthlessthan3timesitswidth.4.3相关显示:只有主要尺寸大于1/16英寸(1.60mm)的显示才视为相关显示,是由于机械组织中断引起的显示,对于渗透剂的溢出区域是可读的,并非出错。RelevantIndications-Onlythoseindicationswithmajordimensionsgreaterthan1/16”(1.6mm)shallbeconsideredrelevant.Theyareindicationscausedbymechanicaldiscontinuities.Forsizing,thebleed-outareaofthepenetrantisread,notthedefect.4.4无关显示:由于涂装标记、加工标记等,而不是由于机械中断或表面破裂,(如磁迹、非金属痕及其所包含的因素)引起的显示。Non-relevantIndications-Indicationsthatarecausedbystencilingmarks,machiningmarks,etc.,andnotassociatedwithmechanicaldiscontinuities.4.5可疑显示:任何有问题的、可疑的或认为无关的显示都应视为有缺陷而进行重行评估,通过液体渗透检测或使用另一种表面无损检测方法或不可接受的缺陷表面呈现显示出来。QuestionableIndications-Anyquestionableordoubtfulorindicationbelievedtobenonrelevantshallberegardedasadefectunlessonare-evaluation,itisshownbyre-examinationorbytheuseofanothernondestructivemethodorsurfaceconditioningthatnounacceptabledefectsarepresent.4.6密封区域:在打开、关闭或传输时表面保持接触的区域。SealingArea-theareawherecontactismaintainedbetweenthesurfaces,whetherintheopen,closed,ortransitposition.作业文件Workingdocuments:液体渗透探伤规程LiquidpenetrantExaminationProcedure版次/页修改次Revision/PageModificationTimes:03/0不得擅自拷贝NoCopy!XXXXXXpage3of9QP-0824.25.资格要求/QualificationofPersonnel5.1据以下规范,进行检测、说明及对结果作出评价、记录的人员应具备至少2级资格证明:Personnelperformingtheexamination,interpreting,evaluationoffindings,andrecordingresultsofexaminationshallbequalifiedandcertifiedtoaminimumLevelIIinaccordancewith:5.2据以下规范,所有进行本检测的人员都要求进行每年的视力测试及三年一次的辩色测试,不得有色盲。AllpersonnelperformingexaminationsperthisprocedureshallhaveanannualvisionexaminationandaColorPerceptionTestonceeverythreeyearsinaccordancewith:6透检测条件/Liquidpenetranttestingconditions6.1测温度Testingtemperature透剂与被检测零件的温度为10-52℃之间Thetemperatureofthepenetrantandtheparttobeexaminedshallbebetween10-52℃.6.2渗透材料和设备PenetrantMaterialsandEquipmenta)程序可采用可视、水洗法(ASTME165,2类方式A)或可视、熔剂去除法(ASTME165,2类方式C),以下是可接受的渗透剂材料:TheprocessshallbeeitherVisible,WaterWashable(ASTME165,Type2,MethodA),orVisible,SolventRemovable(ASTME165,Type2,MethodC)andthefollowingpenetrantmaterialsareacceptable.水洗去除着色渗透/WaterWashable&colormethod:材料materials试剂牌号Reagentbrand渗透剂PermeableagentSH-RS(2-4-6)(着色渗透法)LPmethodVP-VT(荧光渗透法)Fluorescenceosmosismethod清洗剂Remover溶剂清洗剂Solventcleaner/饮用水Drinkingwater显像剂DeveloperSH-EL(2-4-6)(着色渗透法)LPmethodHD-ST(荧光渗透法)Fluorescenceosmosismethodb)或者,也可以使用满足标准产品要求的同等类型,组织和灵敏度水平的同商标材料来代替上述材料。本程序未定义的同等材料和设备要求在使用前经3级无损检测人员或管理者代表批准。Alternatively,abrandfamilyofmaterialmeetingtheequivalenttype,groupandsensitivitylevelpertheQualifiedProductList(QPL-SAE-AMS-2644-4)maybeusedinlieuofthematerialabove.EquivalentmaterialsandequipmentnotdefinedinthisprocedureshallrequirepriorapprovalbyWGPCCorporateNDTLevelIIIortheVicePresidentQualitybeforeuse.c)依照ASME第5部分和ASTME165标准,对于镍基合金材料,渗透检测剂中硫含量的重量比不得超过1%;对于奥氏体钢和钛及钛合金渗透检测剂中氟、和氯含量的重量比不得超过1%;(进料检验时应查验质保书)Penetrantmaterialsshallmeetthehalogensandsulfurcontentsoflessthanone(1%)percentbyweightoftheresidueperASMESectionVandASTME165.d)液体渗透剂材料包括由生产厂家推荐的适用