NDT Codes and Standards 2

Question 1

Which ASME code section specifically governs inspection of in-service pressure vessels?

Accepted Answer

API 510

Answer

API 510 is the pressure vessel inspection code governing in-service inspection, rating, repair, and alteration.

Question 2

Under ASNT SNT-TC-1A, who is responsible for establishing and administering the employer's written practice?

Accepted Answer

The employer

Answer

SNT-TC-1A places ultimate responsibility on the employer to establish, document, and administer the written practice.

Question 3

What does the term 'discontinuity' mean in NDT standards compared to 'defect'?

Accepted Answer

A discontinuity is any interruption in the structure; a defect is a discontinuity that exceeds acceptance criteria

Answer

A discontinuity is simply an interruption in material homogeneity; it only becomes a defect when it exceeds the acceptance criteria defined in the applicable code.

Question 4

AWS D1.1 is the structural welding code for which base material?

Accepted Answer

Steel

Answer

AWS D1.1 is the Structural Welding Code—Steel, covering welding requirements for structural steel applications.

Question 5

Which organization publishes the NAVSEA Technical Publication T9074-AS-GIB-010/271 used for military NDT?

Accepted Answer

U.S. Navy Naval Sea Systems Command

Answer

NAVSEA (Naval Sea Systems Command) publishes this military specification governing NDT requirements for naval shipbuilding.

NDT - Non-Destructive Testing Practice Test

NDT - Non-Destructive Testing Practice Test

NDT Codes and Standards 2