CQI-9 — Heat Treat System Assessment (HTSA)

2019-05-13

● Significance & Application of CQI-9 HTSA

The North American automotive association AIAG (Automotive Industry Action Group) is the publisher of the CQI standards (Continuous Quality Improvement). CQI-9 Heat Treatment System Assessment is a self-assessment of the heat treatment system and must be carried out at least once a year.
This standard is an appendix to ISO TS 16949 (IATF 16949) under ?customer-specific requirements“ and is valid for all automotive suppliers globally that have entered into a contractual agreement regarding purchasing, supply and quality throughout the supply chain.

CQI standards are used in several typical situations as below:


Customer’s request, as a supplement of product standardsApplicable to the whole auto

  • Customer’s request, as a supplement of product standards
  • Applicable to the whole automotive industry
  • Assessment of manufacturer to comply with automotive industry standards
  • Applicable to all?heat treatment enterprises
TBB Products Solution Case

● Structure, Content and Elements of the CQI-9 Questionnaire

● Process Tables of the CQI-9 HTSA

More about CQI – Continuous Quality Improvement?

More about CQI-9HTSA?

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