无损检测通用工艺规程（天威顺达）..doc

NJBST Co.,Ltd. QCD-012 Rev.:0 Page:1 of 17 Title: RADIOGRAPHIC EXAMINATION PROCEDURE FOR BUTT WELDS RADIOGRAPHIC EXAMINATION PROCEDURE FOR BUTT WELDS 无损检测通用工艺规程 CONTROLLED 在控本□ UNCONTROLLED 非在控本□ COPY NO 副本编号： PREPARED BY 编制： DATE 日期： REVIEWED BY 审核： DATE 日期： APPROVED BY 批准： DATE 日期： NJBST Co.,Ltd. QCD-012 Rev.:0 Page:2 of 17 Title: RADIOGRAPHIC EXAMINATION PROCEDURE FOR BUTT WELDS General 1.1 This procedure is applied to the x-ray radiographic examination of butt welds for pressure vessels constructed in accordance with ASME Code Section Ⅷ Div1. 1.2 This procedure shall be supplemented, when necessary, with the examination instructions defining more specific variables, which will be prepared by NDE Level Ⅲ personnel. 2. Qualification of Examination Personnel 2.1 Any person engaged in the radiographic examination shall be qualified and certified as a radiographic examiner in accordance with NJBST Co., Ltd.’s “Written Practice for NDE Personnel Training, Examination, Qualification and Certification”(NO.: QCD-011). 2.2 The NDE LevelⅠshall receive the necessary instruction or supervision from a certified NDE LevelⅡ or LevelⅢ Examiner. The NDE LevelⅡ shall receive the instruction or supervision from a NDE Level Ⅲ Examiner. 2.3 According to the respective responsibility range, all examiners shall complete the examination conforming to the referencing ASME Code Sections, standards and written instructions. They shall assure the working quality. 3. Equipment , Tools and Materials The LevelⅡExaminer shall select the equipment, tools and materials to assure that they are in compliance with the following conditions and the requirement of the examination instruction. 3.1 One of the x-ray equipment shall be selected from Table 1. Table 1 1. 概述 1.1 本工艺规程适用于按ASME 规范第Ⅷ卷第Ⅰ册要