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1、JSSN江苏世能化工 设备有限公司Quality Control Procedure程序文件DOC. No. ：JSSN/CP-02文件号Edition版本： 2014Shop Construction and Field Site Assembly of Power Boilers and Pressure Vessels & Parts and Pressure Piping in accordance with ASME Boiler and Pressure Vessel Code Section I, Section VIII Division 1 and ASME Code B31
2、.1按ASME规范第I卷、第卷第1册及B31.1在工厂建造与现场安装锅炉、压力容器及其部件和压力管道Revision No.修订号：1Liquid Penetrant Examination Procedure 液体渗透检测工艺规程Page：17 of 17第17页 共17页Liquid Penetrant Examination Procedure液体渗透检测工艺规程1REV.NO. 修订号Prepared By编 制Date日 期Reviewed By审 核Date日 期Approved By批 准Date日 期CERTIFICATION演示证实声明This is certified th
3、at this procedure has been demonstrated to the satisfaction of the Authorized Inspector in accordance with the requirements of T-150 of Section V.兹证明该规程已按照ASME规范第卷T-150的要求，在带缺陷试板上进行了演示。演示结果令AI满意。Specimen No.: 试板编号 Demo. Report No.:演示报告编号Certified by Date级证明人： 日期：Witnessed by Date授权检验师： 日期：1 General概
4、述1.1 This procedure is applied to dye liquid penetrant examination of metal material and weldment for ASME Code Items.本规程适用于ASME规范产品金属材料和焊件着色液体渗透探1.2 This procedure is only suitable for detecting the defects that are open to the surface of material or weldment. 本规程仅适用于探测材料或焊件表面开口类缺陷。1.3 This procedu
5、re shall be certified by demonstration to the satisfaction of the AI prior to implementation. 本规程在执行之前，需通过演示令AI满意。2 Personnel 人员2.1 The personnel engaged in the penetrant examination shall be qualified and certified in accordance with the requirement of the companys “Written Practice for NDE Personn
6、el Training, Qualification & Certification” ( JSSN/CX-10 ). 从事液体渗透探伤的人员应为按本公司无损检测人员培训考评及认证实施细则（文件号：JSSN/CX-10）进行资格考核和认证的合格人员。3 Written Procedure Requirements 书面规程3.1 Requirements 要求：Liquid penetrant examination shall be performed in accordance with the written procedure (and the instruction cards as
7、 supplementary means), which shall, as a minimum, contain the requirements listed in Table 1. The written procedure shall establish a single value, or range of values, for each requirement. 液体渗透检验须按书面规程进行（辅以探伤专用工艺卡）。书面规程至少包括表一中的内容。书面规程应对每一项要求都给出数值或数值范围以作定量评价。3.2 Procedure Qualification 规程评定：When pro
8、cedure qualification is specified, a change of requirement in Table 1 identified as an essential variable from the specified value, or range of values, shall require requalification of the written procedure. A change of a requirement identified as nonessential variable from the specified value, or r
9、ange of values, does not require requalification of the written procedure. All changes of essential or nonessential variables from the value, or range of values, specified by the written procedure shall require revision, or an addendum to, the written procedure.要求对规程进行评定的时候，表1中主要素的数值发生变化时，需要对书面规程进行重
10、新评定。副要素的数值发生变化时，不需要对规程进行重新评定。主要素或副要素的数值发生变化都将要求对书面规程进行修改或补充。Table 1 Requirements of Liquid Penetrant Examination ProcedureNo.RequirementEssentialVariableNonessentialVariableNotes*【1】Identification of and any change in type or family group of penetrant materials including developers, emulsifiers, etc
11、4.2【2】Surface preparation(finishing and cleaning, including type of cleaning solvent)5.2【3】Method of applying penetrant 5.4.1【4】Method of removing excess surface penetrant5.5【5】Method of applying developer5.6【6】Minimum and maximum time periods between steps and drying aids 5.3.25.4.3 5.6.1【7】Decreas
12、e in penetrant dwell time5.4.3【8】Increase in developer dwell time (Interpretation time)5.7.2【9】Minimum light intensity5.7.3【10】Surface temperature outside 41F to 125F (5 to 52) or as previously qualified5.4.2【11】Performance demonstration, when required1.33.2【12】Personnel qualification requirements2.
13、1【13】Materials, shapes, or sizes to be examined and the extent of examination1.15.2Table 3【14】Post examination cleaning technique5.8* The related clause stipulating the requirement.表1 液体渗透检验规程的要求序号要求主要素副要素备注*【1】显象剂、乳化剂等渗透材料型号与族系的识别与变化4.2【2】表面修整(精加工及清洗,包括清洗剂种类)5.2【3】渗透剂施加方法5.4.1【4】表面多余渗透剂的去除方法5.5【5】显
14、象剂施加方法5.6【6】干燥前渗透剂最小和最大滞留时间 5.3.25.4.3 5.6.1【7】渗透剂滞留时间的减少5.4.3【8】显象剂滞留时间的增加(评定时间)5.7.2【9】最小光照度5.7.3【10】超出41F125F( 552)或预定的表面温度5.4.2【11】操作演示（需要时）1.3，3.2【12】人员资格要求2.1【13】被检工件的材料、形状、尺寸及检验范围1.1，5.2，表3【14】检验后清理方法5.8* 在本规程中出现的相关条款。4 Penetrant Materials渗透材料4.1 The penetrant materials are intended to include all penetrants,
