渗透检测规程PTinstructionVIP免费

渗透检测工艺规程 Penetration Test Instru ction 目录 Contents 1 范围 scope 2 引用标准、法规 normativ e references 3 检测人员 personnel 4 基本程序 basic procedu res 5 渗透检测剂 reagent for penetration test 6 对比试块 reference blocks 7 表面准备 su rface preparation 8 渗透检测方法 penetration testing methods 9 渗透检测操作 penetration testing operation 1 范围scope 本规程适用于金属材料制成的成品及其零部件表面开口缺陷的检测方法，主要包括着色渗透检测。 The document is applicable to surface imperfection inspection for metallic finished products and components, mainly hinging upon dying and penetration tests. 2.引用标准、法规Normative References ISO 3452-5《焊缝无损检测-熔化焊接头渗透检测》 ISO 3452-5 Non-Destructive Tests For Welds- Penetrant Test For Fusion Welded Joints 3 检测人员 Personnel 检测人员按 “根据 ISO 9712:2005 无损检测人员资格鉴定和认证考核规则” 或国家相应检测机构颁发的有效证件持证上岗，并严格执行审核制度。 Personnel involved into penetration test should be those who are in possession of certificates issued by relevant examination body in accordance with ISO 9712:2005 Non- Destructive Test- Qualification & Certification of Personnel. 4 基本程序 Basic Procedures 渗透检测操作的基本步骤：basic steps include following a 预清洗 pre-cleaning； b 施加渗透液 applying penetration solution； c 清洗多余的渗透液cleaning su perabu ndant penetration solution； d 施加显像剂applying developer； e 观察及评定显示迹痕observing and interpreting photograph。 5 渗透检测剂 Reagent For Penetration Test 渗透检测剂一般包括渗透剂、乳化剂、清洗剂和显像剂。渗透剂贮存温度为15～ 50℃，避免阳光直照，并放在低温暗处保存。如发现有明显的混浊或沉淀物，变色或难以清 洗，予以报废。湿式显像剂应保持在适当的浓度范围内。检测剂对工件无腐蚀，对人体无毒害作用。对奥氏体钢材料，一定量检测剂蒸发后残渣中的氯、氟元素含量的重 量比不得超过 ...