42CrMo4+QT进料技术规范

文件编号42CrMo4+QT进料技术规范42CrMo4+QTMaterialTechnicalSpecification页次1/61:目的Purpose规范采购42CrMo4技术要求，使采购原材料满足客户需求。Thisregulationistodefinethetechnicalrequirementsforpurchasingaluminumrawmaterialandensurethematerialmeetcustomerdemand.2：范围Scope西门子风力发电产品:圆钢。42CrMo4+QT。ThisregulationcoversSiemensWindPoweraluminumcomponentsas:roundsteel.42CrMo4+QT3：职责Responsibility技术部负责制定/改版此规范。Technicaldepartmentisresponsiblefordevelopingandupdatingthisspecification.质量部文控负责文件的标准化，批准，发行，和报废。Qualityanddocumentationdepartmentresponsibleforstandardize,approval,releaseanddisposalthedocument.采购部人员负责执行本规范Procurementandpurchasingstaffisresponsibletheimplementationofthisspecification.质量部检验员负责执行本规范。Qualitydepartmentinspectorisresponsibleandcontrolstheimplementationofnorms.4：技术要求TechnicalRequirements执行标准StandardnumberEN10083-1:2006（通用技术交货条件）EN10083-1:2006,GeneraltechnicaldeliveryconditionsEN10083-3:2006（合金钢的交货技术条件）EN10083-3:2006,Technicaldeliveryconditionsfornormalized/normalizedrolledweldablefinegrainstructuralsteelsGB/T3077（合金结构钢）GB/T3077，AlloystructuralsteelZPS103267-8.2章节ZPS1013267andSection8.24.1：西门子风力发电图纸标识方法SiemensWindPowerdrawingidentificationmethod如下图所示，Asshowinginthefollowingfigures:“★”区域表示图纸材料“★”Markedareadefinesmaterialstandards.“Gr.8.2-ZPS1013267”表示材料需满足ZPS1013267，8.2章节材料要求“Gr.2.10-ZPS1013267”indicatesthematerialmustfulfillZPS1013267andSection8.2materialrequirements.5：化学成份满足下表要求5:ChemicalIngredientsfulfillbelowrequirementlist钢的名称化学成分百分比牌号碳（C）硅最大（Si）锰（Mn）磷最大(P)硫(S)铬（Cr）钼（Mo）镍（Ni）钒（V）硼（B）42CrMo41.72250.38-0.450.400.6-0.90.025最大0.0350.9-1.20.15-0.36:热处理参考工艺：6:Heattreatmentreferenceprocess淬火温度：820－880℃，淬火媒介：油或人工淬火剂，回火温度：540－680℃，同时在淬火后8小时内及时做回火工艺。Quenchingtemperature:820－880℃,Quenchingmedium:Oilorartificialhardeningagent,Temperingtemperature:540－680℃,Atthesametimedotemperingprocessintimeinthe8hoursafterquenching.热处理工艺参数必须在以上参数内做进一步细化控制（淬火及回火装炉容量、淬火温度、加温及保温时间、淬火媒介及温度、淬火方式、一次淬火的数量、淬火到回火的间隔时间、回火温度、回火加温及保温时间、回火出炉后的冷却方式…）。Heattreatmentprocessparametersmustdofurtherrefinecontrolwithintheaboveparameters(Quenchingandtemperingfurnacechargingcapacity,quenchingtemperature,heatingandheatpreservationtime,quenchingmediumandtemperature,thequenchingmethod,thenumberofaquenching,quenchingtotemperingtimeinterval,temperingtemperatureandtemperingheatingandheatpreservationtime,thecoolingwayaftertempering)7:调质参考硬度7:Quenchedandtemperedreferencehardness28-32HRC8：力学性能8:MechanicalPerformancefulfillbelowrequirementlist9：力学性能试样的取样方法9：Mechanicalpropertiesofspecimenssamplingmethod试样进行整体调质后，取样位置根据10083-1图1中距离产品表面12.5MM处为中心取直径d0=20mm拉伸试样，测定室温下的纵向力学性能。如图1Aftertemperingthewholesample，Samplinglocationaccordingtothefigure110083-1intermediateproductsurfacediameter12.5MMplaceasthecentertotaked0=20MMtensilesamples，Thedeterminationofthelongitudinalmechanicalpropertiesatroomtemperature，Asshowninfigure1.试样的参考直径及标距根据EN10002，如图2Thereferencesample

diameter

andrangeaccordingtoEN10002,Asshowninfigure2图1图210：冲击试样的取样方法10:Impacttestspecimensamplingmethod取样位置根据10083-1图1中距离产品表面12.5MM处，如图3Samplingpositionaccordingtofigure110083-1intermediateproductsurfaceis12.5MM，Asshowninfigure3试样的长度，宽度，高度及V型缺口的大小根据EN10045如图4Samplelength,width,heightandsizeofthev-notchaccordingtoEN10045,Asshowninfigure3图3图411：热处理后不得有裂纹等缺陷11:Shallnothavecracksandotherdefectsafterheattreatment需要做探伤试验，确保没有淬火裂纹出现，淬火后要及时回火（8小时内），否则容易开裂，调质时，冷却介质用淬火油，用水淬容易开裂Inspectiontestneedstobedone,makesuretherearenoquenchingcracksappear,Totimelyafterquenchingtempering(8hours),otherwiseeasytocrack,Whenquenchedandtempered,Thecoolingmediuminquenchingoil,waterquenchingcrackeasily12：金相试验12:metallographictest金相组织中晶粒度不得有异常增大，回火索氏体不少于90%，游离铁素体一般应控制在10%之内Metallographicorganizationmicrotekparticlesizemayhaveabnormalincrease,Temperedsorbiteofnotlessthan90%,Freeferriteingeneralshouldbecontrolledwithin10%13：质量控制13:qualitycontrol热处理厂在正式供货前，必须提供确保质量的工艺及过程控制文件。同时保证出厂后产品具有可追溯性（通过产品表面加钢印或贴标签，对热处理的淬火和回火炉批号进行标识），送货的同时必须附对应炉批号的过程参数及检测记录的复印件，供应商每500件提供力学性能检测报告（按条款8项目执行），首次供货必须提供力学性能和硬度检测报告。热处理后硬度测试，初始3批全检，批量不小于300，稳定后30%抽检及记录。产品检测点表面使用百叶片抛光，抛光深度控制0.5MM至1MM，（过深会导致产品报废）每件产品分别在两端面各检至少1次，记录最小值。Heattreatmentbeforetheformalsupply,toensurethequalityofprocessandprocesscontroldocumentsmustbeprovided.Atthesametimeensurethatthefactoryaftertheproducthasthetraceability(byproductsurfacewithsteelsealorlabel,theheattreatmentquenchingandtemperingfurnacebatchnumberidentification),deliveryatthesametimemustbeattachedtothecorrespondingprocessparametersoffurnacebatchnumberandacopyoftheinspectionrecord,supplierstoprovidemechanicalperformancetestreportper500items(inaccordancewithclause8projectexecution),suppliermustprovidethemechanicalpropertiesandhardnesstestreportforthefirsttime.Heattreatmenthardnesstesting,aftertheinitialthreebatchoffullinspection,batchisnotlessthan300,30%afterstabilitycheckingandrecords.Producttestingpointusingthebladesurfacepolishing,polishingdepthcontrol0.5MMto1MM,(toodeepwillleadtoproductscrap)eachproductrespectivelyineachendfaceinspectionatleast1time,recordtheminimumvalue质量部门根据热处理厂提供的工艺和过程控制文件定期或不定期到热处理厂进行现场审核，若发现过程或记录有重大缺失，质量部有权拒收相关热处理产品。Qualitydepartmentaccordingtotheheattreatmentprocessandprocesscontroldocumentsregularlyorirregularlytoheattreatmentforon-siteaudit,ifdiscoveryprocessorrecordofamajorloss,thequalitydepartmentshallhavetherighttorefusetoaccepttherelevantheattreatmentproducts.14：公司内部管控方式14:Internalcontrolway热处理厂提供产品的力学报告样品必须通产品中随机抽取，试棒/试块/殘料及报告由品保部标识后保留至少20年。Heattreatmentplantforthemechanicsofproductreportsamplesmustberandomlyselectedproducts,testbar/block/residueretainedbyqualityassurancedepartmentafteridentificationandreportatleast20years.品保部对每批热处理的进料产品进行硬度检测，并且每批进料随机留样1件，并做好标识。留样产品作为品保部委托第三方检测的取样基体，品保部对进料产品进行定期或不定期委托第三方检测，以确认热处理的力学性能的符合性。Qualityassurancedepartmentfeedproductsforeachbatchofheattreatmentonhardnesstesting,andeachbatchofincomingrandomsample1piece,andmakethelogo.Sampleproductsasqualityassurancedepartmenttoentrustathirdpartyinspectionsamplingmatrix,qadepartmentforincomingproductsregularlyorirregularlytoentrustathirdpartytesting,toconfirmtheconformityofthemechanicalpropertiesofheattreatment热处理试棒/试块/殘料/留样产品标识应包括：材料规格、热处理厂家、进料时间、进料数量、热处理炉批号。Heattreatmenttestbar/block/scrap/sampleproductidentificationshouldinclude:materialspecification,heattreatmentfactory,feedtimeandfeedamount,heattreatmentfurnacebatchnumber.15：尺寸允许偏差15.AllowedSizeDeviation在询价和订货时，应当对产品的公称尺寸、尺寸公差和形状公差达成一致，只要有可能，就应当参考适用的尺寸标准Intheinquiryandorder,itshallnominalsizeoftheproducts,dimensionaltoleranceandshapetoleranceagreed,aslongaspossible,shouldrefertothesizeoftheapplicablestandards.热轧圆钢EN10017用于冷拔和/或冷轧制的圆钢--尺寸和公差teelrodfordrawingandorcoldrollingDimensionsandtolerances16：焊接修复16：Weldrepair任何使用焊接方法修复原材料是不可接受的Weldrepairofconstituentproductbythematerialmanufacturerorsupplierisnotpermitted13:外观质量13：SurfaceQuality在适用情况下，与产品表面质量有关的要求应在询价和订货时达成协议，如果可能的话，参见欧洲标准。Inapplicablecases,relatedtotheproductsurfacequalityrequirementistobeanagreementintheinquiryandorder,ifpossible,refertoEuropeanstandards.按照EN10163-2，交付的薄钢板/钢板以及宽扁钢的表面等级为A，次等级为1，除非在询价和