Asme Section V Article 9 May 2026

ASME Section V, Article 9 defines mandatory procedures for Visual Examination (VT), covering personnel qualifications, lighting, and direct or remote techniques to identify surface defects. This standard focuses on method implementation, requiring users to consult specific construction codes like ASME Section VIII or B31.3 for acceptance criteria. For more details, visit

• Fix: Remote systems require a demonstration of "system capability" (T-943).

Surface Preparation: The surface must be clean and free from any scale, oil, or debris that could mask defects. Recent updates have further defined the purpose and extent of this preparation (e.g., cleaning at least 1 inch beyond the area being examined). 4. Evaluation and Documentation asme section v article 9

2. Scope and Application

Article 9 outlines the methodology for three primary types of visual examination: ASME Section V, Article 9 defines mandatory procedures

1. The Scope: What Article 9 Covers (and What It Leaves Out)

First, a critical distinction must be made. Article 9 is a method article, not an application article. Fix: Remote systems require a demonstration of "system

• Article 9 references several standards, including:

  ASME Section V Article 9 is a critical standard for radiographic examination of welds, providing guidelines for the use of X-ray testing to detect defects or discontinuities in welds. The article is widely adopted by industries that fabricate and inspect boilers and pressure vessels, and compliance with the article ensures that industries meet the required regulations and standards for safety and performance.

  Radiographic Examination Procedures:

  ASME Section V, Article 9 provides the foundational requirements for Visual Examination (VT)