As a NACE Level 2 Inspector on a field Job; prior to submission your documentation should always be reviewed and approved by:
The solvent sensitivity/solvent wipe test (ASTM D4752) is used to determine the cute of
You are NACE Level 2 Inspector working on a tank lining job where a mobile centrifugal blast unit is being used to blast the tank floor to a NACE No. 1/SSPC SP 5. The Contractor has completed his final blast and has called for a hold point inspection. This is the 1st time you have seen field based centrifugal blast cleaning. You observe what appears to be staining on the substrate however the Contractor assures you this is normal when using centrifugal blast units and what you are seeing is what is defined In the standard as an acceptable variation in appearance.
Your FIRST preferred course of action Is to:
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