What document outlines the qualifications and responsibilities for a Level 3 MT technician?

The document that outlines the qualifications and responsibilities for a Level 3 Magnetic Particle Testing (MT) technician is ASNT SNT-TC-1A. This standard, developed by the American Society for Nondestructive Testing (ASNT), provides comprehensive guidance on the qualification and certification of personnel involved in nondestructive testing, including Magnetic Particle Testing.

ASNT SNT-TC-1A specifically details the education, experience, and training requirements necessary for different levels of certification, including the Level 3 certification, which is the highest level in MT. Additionally, it defines the responsibilities of a Level 3 technician in terms of overseeing training, ensuring compliance with testing procedures, and interpreting results properly. This structure is crucial as it helps maintain high standards within the field of nondestructive testing and ensures the validity of testing results.

In contrast, other documents listed do not specifically focus on the qualifications for MT technicians. ISO 9001 outlines quality management systems without going into technical certifications. ASTM E1444 provides standards for the testing procedures themselves rather than the qualifications of technicians. API 510 pertains to pressure vessel inspection and does not cover the qualifications for Level 3 technicians in MT.