EN 1022811999锻钢件无损检测第1部分磁粉检测中英.docx

1、EN 1022811999锻钢件无损检测 第1部分磁粉检测中英|BRITISH STANDARD BS EN10228-1:1999Non-destructive testingof steel forgings Part 1: Magnetic particle inspection锻钢件无损检测 第1部分 磁粉检测 Foreword序言This European Standard has been prepared by Technical Committee ECISS/TC 28, Steel forgings, the Secretariat of which is held by

2、BSI.This European Standard replaces EN 10228-1:1999.The titles of the other parts of this European Standard are:Part 2: Penetrant testing;Part 3: Ultrasonic testing of ferritic or martensitic steel forgings;Part 4: Ultrasonic testing of austenitic and austenitic-ferritic stainless steel forgings.Thi

3、s European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by September 1999, and conflicting national standards shall be withdrawn at the latest by September 1999.This European Standard has been prepared under a

4、mandate given to CEN by the European Commission and the European Free Trade Association. This European Standard is considered to be a supporting standard to those application and product standards which in themselves support an essential safety requirement of a New Approach Directive and which make

5、reference to this European Standard.According to the CEN/CENELEC Internal Regulations,the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland,Italy, Lu

6、xembourg, Netherlands, Norway, Portugal,Spain, Sweden, Switzerland and the United Kingdom.本欧洲标准由ECISS/TC 28锻钢件技术委员会制定，其秘书处由BSI领导。本欧洲标准其他部分的标题：-第2部分：渗透检测；-第3部分：铁素体或马氏体锻钢件的超声波检测；-第4部分：奥氏体和奥氏铁素体不锈钢锻件的超声波检测。本欧洲标准应通过统一文本出版物或批注的形式被赋予国家标准的地位并且取消与之冲突的国家标准最迟至1999 年9 月。本欧洲标准是“欧洲委员会”和“欧洲自由贸易协会”委托CEN（欧洲标准化委员会）编

7、制的。本欧洲标准被视为应用和产品标准的支持标准，而后者本身又支持“新方法指南”（New Approach Directive）的基本安全要求，同时又参考了本欧洲标准。根据CEN/CENELEC 的内部规定下列国家必须执行本欧洲标准：奥地利、比利时、捷克、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、瑞士和英国。Contents目录Page Foreword 21 Scope 3 2 Normative references 3 3 Items for agreement 3 4 Written procedure 3 5 Personnel qu

8、alification 3 6 Testing system 3 7 Stage of manufacture 48 Surface condition 4 9 Coverage 4 10 Magnetization 4 11 Application of detection media 5 12 Viewing conditions 5 13 Classification of indications 5 14 Recording and acceptance criteria 515 Removal of defects 7 16 Demagnetization 7 17 Reportin

9、g 7 Annex A (normative) Magnetization using prods or electromagnetic yoke 8页序言 21范围 42标准引用 43协商条款 44书面程序 55人员资质 66检测系统 67检测时机 78表面状况 79覆盖 710磁化 811检测介质要求 812观察条件 913指示分类 914记录和验收标准 1015缺陷消除 1116退磁 1117报告 11附录A（标准化）电极或磁轭磁化 131 Scope 范围This part of EN 10228 describes the method and acceptance criteria

10、 to be used for the magnetic particleinspection of forgings manufactured from ferromagnetic materials. The method described is used for the detection of surface discontinuities. It can also detect discontinuities just below the surface but sensitivity to such discontinuities diminishes rapidly with

11、depth.本部分描述了铁磁性材质锻件的磁粉检测的方法和验收准则。该方法的描述用于发现表面裂痕，也同样用于发现仅次于表面以下的的裂痕，但裂痕的灵敏度随着深度的增加迅速衰减。2 Normative references 标准引用This part of EN 10228 incorporates, by dated or undated reference, provisions from other publications.These normative references are cited at the appropriate places in the text and the pu

12、blications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this part of EN 10228 only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies.EN 473, Qua

13、lification and certification of NDT personnel- General principles. NDT人员资格鉴定与认证总则prEN ISO 9934-1, Non-destructive testing- Magnetic particle testing- Part 1: General principle. (ISO/DIS 9934-1:1996) 磁粉检测 第1部分：一般基础prEN ISO 9934-2, Non-destructive testing- Magnetic particle testing- Part 2: Characteri

14、zation of products. (ISO/WD 9934-2) 磁粉检测 第2部分：检测介质prEN ISO 9934-3, Non-destructive testing- Magnetic particle testing- Part 3: Equipment. (ISO/DIS 9934-3:1998) 磁粉检测 第3部分：设备本部分引用了其他出版物的注明日期或未注明日期的参引、条款。这些规范参引在文本的适当位置引用，出版物如下所列。对于注明日期的参引，这些出版物后继的修改或修订内容只有当以修改或修订方式包括在本欧洲标准之中时才适用于本部分。对于未注明日期的参引，所引用出版物的最

15、新版适用。3 Items for agreement协商条款The following aspects concerning magnetic particle inspection shall be agreed between the purchaser and the supplier at the time of enquiry and order: a) the manufacturing stages(s) at which magnetic particle inspection is to be performed (see clause 8);b) the surface a

16、reas to be examined (see clause 9);c) the quality class required, or the quality classes and the surface areas to which they apply (see clauses 9, 10 and 15);d) whether the inspection shall be performed with non-fluorescent inks or fluorescent inks or powders (see 7.2);e) whether a particular curren

17、t waveform is required (see 11.2);f) the applicable recording and acceptance criteria if different from those detailed in Table 2.g) whether demagnetization is to be carried out after the inspection, together with the maximum level of residual magnetism (see clause 17);h) whether the inspection is t

18、o be conducted in the presence of the purchaser or his representative;i) whether the written procedure shall be submitted for approval by the purchaser (see clause 5).以下有关磁粉检测的方面应由买方和供应商在询价和下单时共同协商达成一致：a)磁粉检测在制造工序的哪一步实施（见第8项）；b)需检测的表面区域（见第9项）；c)需要的质量等级或需应用的质量等级和表面区域（见第9、10、15项）；d)使用非荧光湿法或荧光湿法或干法检测；e

19、)是否需要特殊的电流波形（见11.2项）；f)如果与表2列出的不同的适用记录和验收准则；g)检测后是否需要退磁，结合最大剩磁水平（见17项）；h)检测是否要在买方或其代表在场的情况下进行；i)书面程序是否需要递交买方批准（见5项）。4 Written procedure书面程序4.1 General总则Magnetic particle inspection shall be performed in accordance with a written procedure. Where specified in the enquiry or order, the written procedu

20、re shall be submitted to the purchaser for approval prior to the examination.磁粉检测应和书面程序一致。如询价或下单中有所明确，在检测前书面程序应呈交买方批准。4.2 Description形式This written procedure shall be one of the following: a) a product specification; b) a procedure written specifically for the application; c) this part of EN 10228 m

21、ay be used if it is accompanied by examination details specific to the application. 书面程序应为以下形式之一：a) 一份产品说明书；b) 一份专门说明其应用的规程；c) 如果有详细的应用检测细节，可使用EN10228的本部分。4.3 Content内容The procedure shall contain the following details as a minimum requirement:a) description of the forgings to be inspected;b) referen

22、ce documents;c) qualification and certification of inspection personnel;d) stage of manufacture at which the inspection is carried out;e) surface areas specified in terms of the applicable quality classes; f) magnetizing technique(s); g) description of inspection equipment;h) calibration and checkin

23、g of equipment;i) waveform and flux density and/or tangential field strength required for each technique used;j) detection media, and contrast paint if used;k) surface condition;l) viewing conditions;m) method of marking or recording indications;n) whether demagnetization is required; if so the meth

24、od to be used and required maximum level of residual magnetism;o) acceptance criteria;p) examination report.书面程序应包含以下最低要求：a)需检测锻件的描述；b)参考文件；c)检测人员资质及证明；d)检测时机；e)根据适用的质量等级规定的表面区域；f)磁化方式；g)检测设备的描述；h)设备校验及检查；i)所使用方法的电流形式和磁通密度和/或磁场强度；j)检测媒介和反差剂（如果有）；k)表面状况；l)观测条件；m)缺陷标记或记录方法；n)是否需要退磁，如果需要，使用方法和最大剩磁要求；o)

25、验收标准；p)检测报告。5 Personnel qualification人员资质Personnel shall be qualified and certificated in accordance with EN 473.人员应取得EN473资质并取得证书6 Testing system检测系统6.1 Magnetizing equipment磁化设备If the contact current flow (prods) magnetization method is used on a finished machined surface, then the prod contact po

26、ints shall be checked after magnetization for damage, using an alternative magnetization technique, penetrant testing or visual examination.All equipment shall be calibrated and checked in accordance with prEN ISO 9934-3.One or more of the following types of magnetizing equipment shall be used: a) a

27、lternating current electromagnetic yokes (see annex A); b) current flow equipment with prods (see annex A); c) permanent magnets; d) magnetic flow equipment with flexible cable or coil; e) central conductor; f) magnetic induction; g) equipment enabling multiple magnetizing techniques, either coincid

28、entally or in sequence. 如果在已加工面进行触头磁化法，磁化后可采用其他磁化技术、渗透或目视检测以检查触头接触点是否损伤。设备应依照prEN ISO 9934-3要求校准和检查。使用以下一种或多种磁化设备类型：a)交流电磁轭法（见附件A）；b)触头法（见附件A）；c)永磁法；d)电缆或线圈磁化法；e)中心导体法；f)感应电流法；g)同时或分段复合磁化法设备；6.2 Detection media检测媒介Detection media shall conform to the requirements detailed in prEN ISO 9934-2.检测媒介应符合p

29、rEN ISO 9934-2详细描述的要求。6.3 Function checks检测系统的检查A function check shall be carried out prior to the inspection to ensure the proper functioning of theinspection system. The check shall be performed as detailed in prEN ISO 9934-1.NOTE The temperature of the forging should be checked to ensure that it

30、is within the detection media manufacturers specified temperature limits.应在检测前进行检测系统的检查，以保证检测系统的正常功能。检查应按照prEN ISO 9934-1的详细描述进行。注意：应检查锻件温度保证其在检测媒介供应商规定的温度范围内。7 Stage of manufacture检测时机Where practicable, final acceptance inspection shall be performed on the forging in its delivery condition (see cla

31、use 4).如果可行，锻件最终的验收检验应在其交付条件下进行（见第4项）。8 Surface condition表面状况8.1 General一般原则Surfaces to be examined shall be clean and free from scale, oil, grease, machining marks, heavy paint and any other foreign matter that could adversely affect inspection sensitivity or the interpretation of indications. Cleaning and preparation of the surfaces shall not be detrimental to the material, the surface finish or the detection media. 检测面应干净无氧化皮、油、脂