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1、江陰南工鍛造有限公司JIANGYINNANGONGFORGINGCO.,LTD鍛鋼件磁粉檢測工藝規(guī)程Magneticparticletestingspecificationforsteelforgings編寫：徐軍PREPAREDBY:XuJun審核：湯新發(fā)CHECKEDBY:Tangxinfa批準(zhǔn)：徐岳強APPROVEDBY:Xuyueqiang二零一零四月十二江陰南工鍛造有限公司JIANGYINNANGONGFORGINGCO.,LTD鍛鋼件磁粉檢測工藝規(guī)程Magneticparticletestingspecificationforsteelforgings本標(biāo)準(zhǔn)規(guī)定了鍛鋼件
2、磁粉探傷方法及缺陷顯示跡痕的評級方法。本標(biāo)準(zhǔn)適用于鍛鋼件表面和近表面缺陷的磁粉檢測。Thisstandardprovidedthemethodsofmagneticparticletestinganddefectslevel.Thestandardissuitableforsurfaceandnearsurfacedefectsonsteelforgings目的Obiect完成鍛鋼件（鐵磁性材料）表面和近表面缺陷的磁粉檢測，出具相應(yīng)的磁粉檢測報告。Completemagneticparticletestingofsurfaceandnearsurfacedefectsonsteel
3、forgings(ferromagneticmaterial),andissuedbythecorrespondingmagnetictestingreport.1.適用范圍Scope本規(guī)程適用于鐵磁性鍛鋼件磁粉檢測，不能用于奧氏體鍛鋼件磁粉檢測。適用于鍛鋼件機(jī)加工表面。Thisspecificationappliestomagneticparticletestingonferromagneticsteelforgings,butcouldnotapplytoaustenitesteelforgings.Applytothe江陰南工鍛造有限公司JIANGYINNANGONGFORG
4、INGCO.,LTDas -caststeelforgingsandmachinedsurface.1.參考標(biāo)準(zhǔn)RefetencedatandardASTMA275鍛鋼件磁粉檢測方法ASTMA275MagneticparticletestingmethodsapplicationGB/T9445無損檢測人員資格鑒定與認(rèn)證GB/T9445Nondestructivetestingindividualqualificationandcertification2.檢測人員Laboratories4.1磁粉檢測人員應(yīng)依據(jù)GB/T9445或相當(dāng)?shù)囊?guī)定取得相應(yīng)資格證書，并從事與其資格
5、等級相適應(yīng)的檢測工作。LaboratoriesshouldprovideaccesstothecorrespondingqualificationcertificatesbasedonGB/T9445orequivalent,andengageintheirlevelofqualiticationwhichwassuitabletotheworkoftesting.4.2磁粉檢測人員應(yīng)每年檢查一次視力，矯正視力應(yīng)不小于1.0.，不得有色盲。Laboratoriesvisionshouldbecheckedeveryyear.Visioncorrectionshouldnotbele
6、ssthan1.0,nocolor-blind.3.設(shè)備、器材和材料Equipment、apparatusandmaterial江陰南工鍛造有限公司JIANGYINNANGONGFORGINGCO.,LTD5.1磁化設(shè)備與校驗Magneticequipmentandcheckout5.1.1磁化設(shè)備Magneticequipment便攜磁軛式磁粉探傷儀Portableyoke5.1.2設(shè)備校驗Equipmentcheckout每年至少進(jìn)行一次提升力校驗，極間距為150~200mm時，提升力至少應(yīng)有45N。Enhancetheabilityshouldbecheckednolesst
7、hanonceeveryyear.whendieopeningis150~200mm,Enhancetheabilityshouldnotbelessthan45N.5.2磁粉與磁懸液MagneticparticleandmagneticsuspensionHR-1型紅色或黑色磁膏HR-1redorblackmagneticcream5.2.2磁懸液Magneticsuspension懸浮介質(zhì)為水，每升10-20g/L，磁懸浮濃度的測定采用磁懸浮濃度測定管進(jìn)行，一般濃
