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Comparative Aqueous Corrosion Data (mm/y)

Chemical Concentration Temperature Corrosion Rates (mpy)
- wt. % °F °C N B-2 C-22® W
Hydrochloric Acid 2 RT RT 1 < 1 < 1 -
2 150 66 18 11 < 1 10
2 Boiling Boiling 73 3 61 -
5 RT RT 1 < 1 < 1 -
5 150 66 20 9 17 14
15 RT RT 3 2 < 1 -
25 RT RT 2 1 2 -
37 RT RT < 1 < 1 2 -
Sulfuric Acid 5 RT RT 1 < 1 < 1 -
5 150 66 11 6 < 1 3
5 Boiling Boiling 11 3 9 1
25 RT RT 1 < 1 < 1 -
25 150 66 10 5 < 1 3
50 RT RT < 1 < 1 < 1 -
80 RT RT < 1 < 1 < 1 -
96 RT RT < 1 < 1 < 1 -
Ferric Chloride 2 RT RT 1 138 < 1 158
Phosphoric Acid 10 RT RT < 1 < 1 < 1 -
10 150 66 1 3 < 1 -
10 Boiling Boiling 6 1 < 1 14
30 RT RT 1 < 1 < 1 -
30 150 66 1 2 < 1 -
50 RT RT < 1 < 1 < 1 -
85 RT RT < 1 < 1 < 1 -
Hydrofluoric Acid 5 RT RT 2 < 1 < 1 1
5 175 79 20 11 15 -
25 RT RT 3 5 5 3
45 RT RT 5 3 6 3
48 175 79 31 25 27 -
Acetic Acid 10 RT RT 1 < 1 < 1 -
10 150 66 3 < 1 < 1 2
10 Boiling Boiling 1 < 1 < 1 -
50 RT RT 1 < 1 < 1 -
50 150 66 3 < 1 < 1 2
50 Boiling Boiling 2 < 1 < 1 -
99 RT RT < 1 < 1 < 1 -
99 150 66 < 1 < 1 < 1 < 1
99 Boiling Boiling < 1 < 1 < 1 -

RT= Room Temperature

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