Exposure rack
5°
Stands/Racks/Frames on and under a jetty.
ISO 9223 - Measurement period: 2019-10-01 - 2020-10-01 Measuring inputed: 2022/08/23 | Steel | Zinc | Copper | Aluminium |
---|---|---|---|---|
ISO 9223 - Corrosion rate [g/m² year] | 378 | 5.3 | 18.9 | - |
Corrosivity category | C3 | C3 | C4 | - |
ISO 9223 - Standard deviation of corrosion rate [g/m² year] | ±35 | ±0.8 | ±4.6 | - |
Parameter | Value | Measurment period | |
---|---|---|---|
Rainfall [mm/year] | 1017 | 2019-10-01 - 2020-10-01 | |
Temperature [°C] | 9.6 | 2019-10-01 - 2020-10-01 | |
Relative humidity [%] | 81 | 2019-10-01 - 2020-10-01 | |
Time of wetness [%] | 59 | τ4 | 2019-10-01 - 2020-10-01 |
Standard are 0° from the vertical and the natural movement of the jetty makes the exposure angle difficult to maintain.
RISE Research Institutes of Sweden, Division of Materials and Production, Corrosion department, Product Durability Unit. ri.se, Brinellgatan 4, 504 62 Borås, Box 857, SE-501 15 Borås, Sweden
Kjell-Åke Andersson, kjell-ake.andersson@ri.se, Johan B. Lindén, johan.b.linden@ri.se
kjell-ake.andersson@ri.se