Asme Section V Article 9 Link

ASME Section V, Article 9 defines requirements for visual examination (VT), mandating written procedures, specific lighting intensities of 100 footcandles (1,000 lux), and mandatory surface preparation. The standard covers direct, remote, and translucent techniques, requiring personnel to demonstrate capability to detect fine lines or specific imperfections. Detailed information on Article 9 standards is available on Scribd.

5. Access and Viewing Conditions

Examiner’s eye must be within 24 inches (610 mm) and at an angle not more than 60° from the surface (unless using specialized optics).
Mirrors, magnifiers, or borescopes may be used if documented in the procedure.

However, a major point of confusion: Article 9 does not mandate formal SNT-TC-1A certification for visual examination unless the referencing construction code or employer’s written practice requires it. Many auditors still expect documented training and qualification. asme section v article 9

Article 9 is applicable when explicitly required by a referencing code section. It covers a wide array of applications, including: ASME Section V, Article 9 defines requirements for

Examination Procedure Requirements

Article 9 is unique because it does not mandate a detailed written procedure for direct visual examination (unlike RT or UT). However, for remote visual examination, a procedure is required. Practical wisdom suggests: Examiner’s eye must be within 24 inches (610

Personnel performing radiographic examination and interpreting radiographs must be qualified and certified according to the ASME Recommended Practice, SNT-271.

Report: ASME Section V Article 9

10. Summary Checklist for ASME Section V Article 9 Compliance

Before signing off on a Visual Examination, ensure your team can answer "Yes" to the following:

Proper Surface Preparation: Ensure that the surface to be examined is properly prepared, free of coatings, rust, or other debris.
Qualified Radiographic Technicians: Ensure that radiographic technicians are properly qualified and trained to perform radiographic examinations.
Regular Calibration: Regularly calibrate radiographic equipment to ensure that it is functioning properly.