Asme Section V Article 9 [2027]

The examiner must be familiar with the specific weld geometry, base material, and the acceptance criteria of the referencing Code Section.

Article 9 of ASME Section V provides rules and guidance for the interpretation of radiographic film used in nondestructive examination (NDE) of welded and cast pressure-retaining components. Its purpose is to define acceptance criteria, image evaluation procedures, and reporting conventions so radiographic results are applied consistently for pressure vessel and piping code compliance. asme section v article 9

The examiner must be capable of distinguishing and differentiating contrast between the colors used in the examination process (typically white, black, red, and yellow). This is usually tested via pseudo-isochromatic plates (Ishihara). The examiner must be familiar with the specific