UT探伤通用规程[1]VIP免费

超声波探伤通用规程UTGeneralSpecification1/15Material:EN-GJS-400-18U-LTREFERRENCE:EN12680-3检验规程内容：Content1.0适用范围/scope2.0参考规范/reference3.0检验人员/NDT-Personnel4.0超声波检测/Ultrasonictesting5.0检验报告/Examinationreport1.0适用范围/scope本规范是铸件的检验规程和验收标准。本规范覆盖检验区域。Thisspecificationistheinspectionproceduresandacceptancecriteriaofcasting.Inspectionareasarecoveredbythisspecification.2.0参考规范/referenceGB9445-99：中国机械工程无损检测学会无损检测人员资格及鉴定/non-destructivetestinginstitutionoftheChinesemechanicalengineeringsocietyqualificationandcertificationofNDTpersonnelEN473：NDT无损探伤试验人员的资格和资格证--总则/qualificationandcertificationofNDTpersonnel—generalprinciples.SNT-TC-1A：无损探伤人员资质/qualificationandcertificationofNDTpersonnelEN12680-3：铸造-超声探伤-第3部分:球墨铸铁/Founding-Ultrasonicexamination-2/15part3:Sphericalgraphitecastironcastings.ISO8501-1：表面粗糙度/visualassessmentofsurfacecleanliness993062：超声波设备的校准/UltrasonicequipmentcalibrationandverificationEN12668－1：无损检测－超声设备的特点和验证－第1部分：仪表。EN12668-1：Non-destructivetesting-Characterizationandverificationofultrasonicexaminationequipment-Part1:instruments.EN12668－3：无损检测－超声设备的特点和验证－第3部分：设备组合。EN12668-3：Non-destructivetesting-Characterizationandverificationofultrasonicexaminationequipment-Part3:Combinedequipment.EN12223：无损检测－超声检测－校准试块No.1的规范。EN12223：Nonedestructivetesting–Ultrasonicexamination-Specificationofcalibrationblockno.1.3.0检验人员/NDT-PersonnelNDT人员至少应获得一个下述标准证书的认证：NDT-Personnelmustbequalifiedtooneofthefollowingcertificationstandards:GB9445-99：中国机械工程无损检测学会无损检测人员资格及鉴定/nondestructivetestinginstitutionoftheChinesemechanicalengineeringsocietyqualificationandcertificationofNDTpersonnelEN473：NDT无损探伤试验人员的资格和资格证--总则/qualificationandcertificationofNDTpersonnel—generalprinciples.SNT-TC-1A：无损探伤人员资质/qualificationandcertificationofNDTpersonnel根据EN473或ASNTSNT-TC-1A的规定，所有无损试验的检验员，都要经过培训达到2级的资质水平。他们若不够2级水平，则应在2级甚至3级资质水平的人员指导下工作。供货方的3级人员，应定期培训自己的NDT工作人员。AllNDTinspectorsmustbetrainedandcertifiedlever2inspectorsaccordingtoEN473orASNTSNT-TC-1Aortheyshouldperformthetestunderdirectsupervisionofalever2orlever3(accordingtooneoftheearliermentionedstandards)inspector.Thelever3inspectorofsuppliershoulddoperiodictrainingfortheirinspectors.4超声波检测/Ultrasonictesting4.1表面条件/surfaceconditioning在零件作超声波检查以前，表面要达到ISO8501-1规定的表面质量Sa2.5级。PriortoUTthesurfacequalityofthecomponentmustreachSa21/2inaccordancewithISO8501-1.未经机加工的粗糙表面应根据所需的检查要求进行打磨。Roughsurfacesonun-machineditemsshallbegroundtotheextentnecessaryforperformingtheexamination.所有的待检表面应无溶渣、剥落、灰尘和其它可能妨碍检查的杂质。Allsurfacestobeinspectedshallbefreeofdross,scale,dirtandotherforeignmatterthatmayinterferewiththeinspection.3/154.2检查范围/Extentofexamination应根据所述的零部件适用质量规范进行超声波探测评估。Ultrasonictestingshallbeevaluatedinthezonesasstatedinapplicablequalityspecificationforthespecificcomponent.4.3设备和耦合介质灵敏度/Equipmentandcouplingmedium4.3.1超声波探伤仪Ultrasonicinstrument超声波探伤仪须符合EN12668-1...