ASME Section V, Article 9 is the foundational standard for conducting visual inspections in the pressure vessel and piping industry. It emphasizes that "just looking" is not sufficient for code compliance; rather, the process must be controlled, the lighting must be quantified, the personnel must be qualified, and the results must be documented to ensure the structural integrity of the pressure boundary.
prepared by the manufacturer or user. This procedure must detail essential variables like lighting equipment and techniques. Personnel Qualifications asme section v article 9
: Conducted when the eye can be placed within 24 inches (600 mm) of the surface at an angle of at least 30 degrees. Remote Visual Examination (RVI) ASME Section V, Article 9 is the foundational
Always verify acceptance criteria with the governing construction code (e.g., Section VIII, Div. 1). Article 9 may reference these or provide default values. This procedure must detail essential variables like lighting
It is mandatory when referenced by other ASME code sections (e.g., Section I, III, VIII) or by engineering specifications.
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