Minimum information should provide in the MTC type 3.1

MTC contents should be verified by welding inspection, additional requirements also refer to check:

  • Company: QMS manual or qualification ISO 9001,
  • Mill Steel’s name,
  • Trace number: heat/batch number,
  • Melting process,
  • Ladle/product test results,
  • Material specification and grade,
  • Dimensions,
  • Quantity and weight,
  • Heat treatment,
  • Hydro test/NDE,
  • Supplementary requirements: PMI, IRC, micro-structure graphic, …

Read more: Fake MTC type 3.2 ; Material test certificates (MTC) .