DIN-970中英文对照

第1页共19页Non-destructiveexaminationoffusionwelds熔焊焊缝的非破坏性检验-Visualexamination目检EnglishversionofDINEN970DINEN970的英文版本EuropeanStandardEN970:1997hasthestatusofaDINStandard.欧洲标准EN970:1997具有DIN标准的地位。Acommaisusedasthedecimalmarker.逗点用作十进制小数点标记。Nationalforeword国家标准前言ThisstandardhasbeenpreparedbyCENiTC121.本标准已由CEN/TC121制订。TheresponsibleGermanbodyinvolvedinitspreparationwastheNormenausschuBSchweiBtechnik(WeldingStandardsCommittee).参与其制定的负责任的德国机构是NormenausschuBSchweiBtechnik（焊接标准委员会）。ENcomprises13pages.EN包含13页。第2页共19页ICS25.160.40Descriptors:Testing,weldedjoints,visualexamination,metals.ICS25.160.40，关键词：测试、焊接连接、目检、金属。Englishversion英文版本Non-destructiveexaminationoffusionwelds熔焊焊缝的非破坏性检验Visualexamination目检ThisEuropeanStandardwasapprovedbyCENon1996-12-12.本欧洲标准由CEN在1996年12月12日批准。CENmembersareboundtocomplywiththeCENICENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.CEN成员必须遵守CEN/CENELEC内部规定，该规定规定了在没有任何改变的情况下赋予本欧洲标准以国家标准地位的条件。Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember.有关这些国家标准的最新清单及参考书可通过向中央秘书处或任何CEN成员索取而获得。TheEuropeanStandardsexistinthreeofficialversions(English,French,German).该欧洲标准具有三个正式的版本（英语、法语和德语版本）。AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.由CEN成员负责翻译成其自己语言的任何其他语言的版本，并且告知了中央秘书处，具有同正式版本一样的地位。CENmembersarethenationalstandardsbodiesofAustria,Belgium,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,Switzerland,andtheUnitedKingdom.CEN成员是国家标准的团体，包括：奥地利、比利时、丹麦、芬兰、法国、德国、希腊、冰岛、爱尔兰、意大利、卢森堡、荷兰、挪威、葡萄牙、西班牙、瑞典、瑞士、及英国。第3页共19页目录Foreword前言.......................................................................................................................41Scope1范围.......................................................................................................................42Normativereferences2标准参考.....................................................................................53Examinationconditionsandequipment3检测条件和设备.......................................64Personnel4人员.................................................................................................................75Visualexamination-General5目检-总则.......................................................................76Visualexaminationofjointpreparation6焊接连接准备的目检.................................77Visualexaminationduringwelding7在焊接期间目检..................................................88Visualexaminationofthefinishedweld8以焊好焊缝的目检......................................98.1General8.1总则...............................................................................................................98.2Cleaninganddressing8.2清洁及磨光..........................................................................98.3Profileanddimensions8.3外形及尺寸.......................................................................108.5Post-weldheattreatment8.5焊接后的热处理..........................................................119Visualexaminationofrepairedwelds9经修理的焊缝的目检....................................119.1General9.1总则............................................................................................................119.2Partiallyremovedweld9.2经部分去除的焊缝..........................................................129.3Completelyremovedweld9.3完全去除焊缝............................................................129.4Examination9.4检测....................................................................................................1210Examinationrecords10检测记录................................................................................12AnnexA(informative)附录A（仅供参考）...................................................................14第4页共19页Foreword前言ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC121Welding,thesecretariatofwhichisheldbyDS.本欧洲标准已经由技术委员会CEN/TC121“焊接”制订，由DS控制其秘书处。ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyAugust1997,andconflictingnationalstandardsshallbewithdrawnatthelatestbyAugust1997.本欧洲标准最迟在1997年8月应该通过文字或签字声明而被给与国家标准的地位，并且相矛盾的国家标准最迟应该在1997年8月撤消。ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropeanFreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s).本欧洲标准在赋予给CEN的委托书下由欧洲委员会及欧洲自由贸易联盟制订，并且支持EU指令的本质要求。ItshouldbenoticedthatastandardcoveringthegeneralprinciplesofvisualexaminationisunderpreparationbyCEN/TC138.应该注意到，覆盖目检的总则由CEN/TC138制订。AccordingtotheCENICENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria.Belgium.Denmark.Finland.France.Germany.Greece.Iceland.Ireland.Italy.Luxembourg.Netherlands.Norway.Portugal.Spain.Sweden.SwitzerlandandtheUnitedKingdom.按照CEN/CENELEC内部法规，下列国家的国家标准组织必须实施本欧洲标准：奥地利、比利时、丹