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2024-T3 bare aluminum test panel specimen for Boeing BSS7434 §7.1 sandwich corrosion test

Boeing BSS7434 §7.1 Sandwich Corrosion Test Panels

Sandwich corrosion test panels used in Boeing Specification BSS7434. Each test panel is 2" x 4" x 0.040". A piece of filter paper is saturated with the test material (aircraft cleaner) and is sandwiched between two test panels. The sandwiched test panels are tested in a humidity cabinet per BSS7434 §7.1.

These test panels may be made from 7075-T6 (bare or clad) or 2024-T3 (bare or clad). Six test panels of each material used are required for each test.

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