Corrosion-Resistant Systems · QA, Inspection & Closeout
Final material and substitution audit
All corrosion-resistant duct — Project closeout
Hardware guidanceReplace undocumented hardware substitutions.
Anti-seize / gallingConfirm every compound used was approved for the installed material/environment.
How to install it
- 1
Compare installed alloys, coatings, hardware, gaskets, sealants, insulation, and anti-seize against approved submittals and RFIs
- 2
resolve discrepancies.
Quality check
- Installed system matches documented corrosion strategy.
Stop and verify
Stop acceptance when incompatible or undocumented substitutions remain.