Asme Section V Article 9
You cannot inspect what you cannot see. Article 9 mandates that the surface be free of:
are requirements whose change does NOT require requalification of the written procedure. However, all changes (essential or nonessential) require revision of, or an addendum to, the written procedure.
To check joint alignment, fit-up, and cleanliness. asme section v article 9
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Per Article 9, personnel executing visual examinations must be trained, qualified, and certified in accordance with the referencing Code section. Typically, this points to employers qualifying their technicians using frameworks like or ANSI/ASNT CP-189 . Technicians must pass regular vision tests—specifically ensuring they can read standard J-1 letters on a Jaeger test chart and pass color perception tests. 3. Physical Standards: Lighting and Access You cannot inspect what you cannot see
The Definitive Guide to ASME Section V, Article 9: Visual Examination Requirements
Examiners must demonstrate the ability to read standard Jaeger Number 1 text, or its equivalent, at a distance of not less than 12 inches (30 cm). To check joint alignment, fit-up, and cleanliness
The article specifies the acceptance criteria for radiographic examinations, including:
• Change in the brand or manufacturer of the lighting device.• Minor changes in recording formats or report layouts.• Alignment adjustments within the same device family. Minimum Procedure Content At a minimum, the written procedure must clearly define: The specific surfaces and components to be examined. The sequence of steps and timing of the examination.
