磁粉检验作业指导书MagneticPowderInspectionOperationInstruction20140710.docx
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1、前言(适用范围,使用资料)Foreword(App1icationRange,References)本工艺规程适用于铁素体钢焊缝的磁粉检测方法和验收标准.引用标准Thetechnica1regu1ationisapp1icab1etoferritestee1we1dmagneticpowderinspectionmethodsandacceptancestandards,andthereferencestandardisasbe1ow:ISO9712.ISO17638.ISO9934-2.ISO9934-3.ISO3059.ISO23278人员(资质和相关要求)Operators(Qua1if
2、ication&Requirements)(D.资格要求:从事磁粉检测人员必须通过ISO9712的认证,并取得磁粉I级及以上焊缝检测资格证书,I级人员必须在I1级及以上人员监督下实施检验操作,不能进行结果评定.1) Qua1ification:theoperatorwhoengagesinmagneticpowderinspectionsha11passISO9712certificationandobtaingrade-1orabovequa1ificationcertificateofmagneticpowderwe1dinginspection,theoperatorofgrade-1q
3、ua1ificationsha11carryoutinspectionundersupervisionofgrade-11andcou1dn/tmakeresu1teva1uation.视力要求:作业人员视力无论是否经过矫正,在不小于30cm距离处,一只眼睛或两只眼睛的近视视力应能读出Jaeger视力表中No.1或TimeNewRoman4.5或等同大小的字母.2) Eyesight:theoperator,whetherhavingevermadevisioncorrectionornot,inadistanceofmorethan30cmztheoneeyeortwoeyessha11be
4、ab1etoreadNo.1 orTimeNewRoman4.5or1ettersofequiva1entsizeinJaegervisua1chart.使用的设备,含调节方法Inspectiondeviceinc1udingadjustmentmethods设备:便携式磁挽探伤仪,符合ISO9934-3要求,并计量检定合格.1) Device:portab1emagneticpowderdetector,comp1yingwithISO9934-3requirements,beingcertified.辅助工具:4.5kg提升力试块,灵敏度试片.紫外线灯.尺子,均须计量检定合格.2) Aux
5、i1iarytoo1s:4.5kg1iftb1ock,sensitivitytestpane1zUV1amp,ru1eca11beingcertified.材料:灌装荧光磁悬液(要求符合ISO9934-2要求)3) Materia1:fi11ingf1uorescentmagneticink(comp1yingwithISO9934-2requirements)产品(说明或者检测部位:焊缝及两侧热影响区各IOmm范围,其它图纸,含需求和检验目的的部分)Product(statementordrawing,inc1udingdemandandinspectionpurpose)根据图纸要求,增加
6、检验区域。Detectionarea:we1dingandtwosidesheat-affectedzoneinrangeof10mm;dependingondrawingrequirements,increaseinspectionareas.检验条件,含检验工件的准备Inspectionconditions,inspectionpreparation.表面准备:被检测区域应无氧化皮.机油.油脂.焊接飞溅.机加工刀痕.污物.厚实或松散的油漆和任何能影响检测灵敏度的外来杂物.1) Surfacepreparation,makesurethedetectionareasurfacenosca1e
7、,engineoi1,grease,we1dspatter;machiningcuttingmarks,thickor1oosepaintandanyforeignmateria1swhichmayaffectdetectionsensitivity.观察条件应按ISO3059要求致.2) Theviewingconditionssha11comp1ywithISO3059requirements.详细说明检验的实施步骤和方法Detai1edexp1anationoninspectionstepsandmethods连接仪器,测试仪器功能完好.1) Connecttheinstrumentto
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