Research Article

The Cathodic Breakdown Test to Assess Chromic Acid Anodized Aluminum Alloys Corrosion Protection Performance, in Correlation with Salt Spray (Fog) Testing

Table 1

Step 1. The different testing conditions in salt spray or by cathodic breakdown (CBT) method of AL2024 bare and AL7075 bare, sealed and unsealed.

Testing conditions ā†’ Salt sprayCBT
Sealing type ā†’ SealedUnsealedSealedUnsealed

AL 2024-T3 bare25 samples/5 lots25 samples/5 lots25 samples/5 lots25 samples/5 lots
AL 7075-T6 bare25 samples/5 lots25 samples/5 lots25 samples/5 lots25 samples/5 lots