Corrosive environment | Number of specimens | Period | Conditions |
Partial immersion in Sodium Chloride | 24 | 24 months | CNaCl = 3.5% w. w, Taver = 25˚C |
Exposure to Atmospheric conditions | 24 | 24 months | Taver = 17.85˚C, RHaver = 61.4%, rainfallaver 53.7 mm |