Difference Between The Immersion Test And The Salt Spray Test? Two techniques are used to assess a material’s resistance to corrosion, specifically for metals, coatings, and finishes: the immersion test and the salt spray test. Below is a summary of how the two differ from one another:
Type of Exposure:
Immersion Test: This test involves immersing the test specimen for a predetermined amount of time in a corrosive solution, usually water or...