| Media |
Conc. |
Temperature |
Corrosion Rate |
Ref. |
Remarks |
|
% |
oF |
oC |
mpy |
mm/yr |
|
|
| Iodine
gas (dry) |
|
70 |
21 |
<4 |
<0.1 |
2-8 |
|
| Iodine gas (moist) |
|
70 |
21 |
<4 |
<0.1 |
2-8 |
|
| Iodine in alcohol |
saturated |
68.5 |
20 |
pitted |
- |
1 |
|
| Lactic acid |
10 |
boiling |
- |
0.55 |
0.014 |
2-27 |
|
| Lactic acid |
25 |
boiling |
- |
1.09 |
0.028 |
2-27 |
|
| Lactic acid |
50 |
boiling |
- |
0.79 |
0.020 |
2-27 |
|
| Lactic acid |
85 |
212 |
100 |
0.33 |
0.008 |
2-27 |
|
| Lactic acid |
85 |
boiling |
- |
0.4 |
0.010 |
2-27 |
|
| Lactic acid |
85 |
boiling |
- |
0.20 |
0.005 |
2-16 |
(also ref. 3-99) |
| Lactic acid |
85 |
boiling |
- |
0.23 |
0.006 |
2-16 |
|
| Lactic acid |
10-50-85 |
212 |
100 |
<5 |
<0.13 |
2-16 |
|
| Lactic acid |
10-50-85-100 |
boiling |
- |
<5 |
<0.13 |
2-16 |
|
| Lactic acid (aerated) |
10 |
140 |
60 |
0.12 |
0.0030 |
2-27 |
|
| Lactic acid (aerated) |
10 |
212 |
100 |
1.88 |
0.05 |
2-27 |
|
| Lactic acid (aerated) |
50 |
140 |
60 |
0.06 |
0.002 |
2-27 |
|
| Lactic acid (aerated) |
50 |
212 |
100 |
2.24 |
0.06 |
2-27 |
|
| Lactic acid (aerated) |
85 |
140 |
60 |
0.19 |
0.0048 |
2-27 |
|
| Lactic acid (chemically pure) |
100 |
boiling |
- |
0.20-0.30 |
0.005-0.0010 |
2-13 |
|
| Lead |
- |
1500 |
816 |
attacked |
- |
1 |
|
| Lead |
- |
615-1100 |
324-593 |
good |
- |
1 |
|
| Lead acetate |
saturated |
68.5 |
20 |
nil |
- |
1 |
|
| Linseed oil, boiled |
- |
68.5 |
20 |
nil |
- |
1 |
|
| Lithium chloride |
50 |
300 |
149 |
nil |
- |
1 |
|
| Lithium molten |
- |
600-900 |
316-482 |
nil |
- |
5 |
|
| lodine gas (dry) |
- |
70 |
21 |
<4 |
<0.102 |
5 |
|
| lodine in water + potassium
iodide |
- |
68.5 |
20 |
nil |
- |
1 |
|
| Magnesium |
molten |
1400 |
760 |
limited resistance |
1 |
|
| Magnesium |
molten |
1750 |
954 |
limited resistance |
1 |
|
| Magnesium chloride |
5 |
212 |
100 |
0.03 |
0.00 |
4 |
|
| Magnesium chloride |
20 |
212 |
100 |
0.4 |
0.01 |
4 |
|
| Magnesium chloride |
50 |
392 |
200 |
0.2 |
0.01 |
2-7 |
autoclave test |
| Magnesium chloride |
5-42 |
212 |
100 |
nil-0.39 |
nil-0.01 |
2-1,7 |
|
| Magnesium hydroxide |
saturated |
68.5 |
20 |
nil |
- |
1 |
|
| Magnesium sulfate |
saturated |
68.5 |
20 |
nil |
- |
1 |
|
| Maleic acid |
18-20 |
95 |
35 |
0.06 |
0.002 |
1 |
|
| Manganese chloride |
5-20 |
212 |
100 |
nil |
- |
2-1 |
|
| Mercuric chloride |
1 |
212 |
100 |
0.01 |
0.00 |
4 |
|
| Mercuric chloride |
5 |
212 |
100 |
0.42 |
0.01 |
4 |
|
| Mercuric chloride |
10 |
212 |
100 |
0.04 |
0.00 |
4 |
|
| Mercuric chloride |
55 |
212 |
100 |
nil |
- |
2-7 |
|
| Mercuric cyanide |
saturated |
68.5 |
20 |
nil |
- |
1 |
|
| Mercury |
100 |
68.5 |
20 |
nil |
- |
1 |
|
| Mercury |
100 |
up to 100 |
up to 38 |
satisfactory |
- |
1 |
|
| Mercury |
- |
700 |
371 |
119.4 |
3.033 |
1 |
|
| Mercury + Cu |
- |
700 |
371 |
2.48 |
0.063 |
1 |
|
| Mercury + Fe |
- |
700 |
371 |
3.12 |
0.079 |
1 |
|
| Mercury + Mg |
- |
700 |
371 |
3.26 |
0.083 |
1 |
|
| Mercury + Zr |
- |
700 |
371 |
1.28 |
0.033 |
1 |
|
| Methyl alcohol |
91 |
95 |
35 |
nil |
- |
1 |
|
| Methyl alcohol |
95 |
212 |
100 |
<0.4 |
<0.01 |
1 |
|
| Monochloracetic acid |
30 |
176 |
80 |
0.8 |
0.02 |
1 |
|
| Monochloracetic acid |
100 |
boiling |
- |
0.5 |
0.013 |
1 |
|
| N-butyric acid |
undiluted |
68.5 |
20 |
nil |
- |
1 |
|
| Nickel chloride |
5 |
212 |
100 |
0.17 |
0.004 |
1 |
|
| Nickel chloride |
20 |
200 |
93 |
nil |
- |
2-4 |
|
| Nickel chloride |
20 |
212 |
100 |
0.11 |
0.003 |
1 |
|
| Nickel nitrate * 6H20 |
50 |
68.5 |
20 |
nil |
- |
5 |
|
| Nitric acid (aerated) |
5 |
95 |
35 |
0.08 |
0.002 |
3-1 |
(also ref. 2-4) |
| Nitric acid (aerated) |
5 |
212 |
100 |
0.61 |
0.02 |
3-1 |
(also ref. 2-4) |
| Nitric acid (aerated) |
10 |
95 |
35 |
0.16 |
0.00 |
3-1 |
(also refs. 2-4,4) |
| Nitric acid (aerated) |
10 |
104 |
40 |
0.1 |
0.003 |
1 |
|
| Nitric acid |
10 |
212 |
100 |
0.9-1.3 |
0.02-0.03 |
2-1,4 |
|
| Nitric acid (aerated) |
10 |
212 |
100 |
1.29 |
0.03 |
3-1 |
|
| Nitric acid (aerated) |
10 |
68.5 |
20 |
0.19 |
0.005 |
5 |
|
| Nitric acid |
17 |
boiling |
- |
3-4 |
0.076-0.102 |
1 |
|
| Nitric acid (aerated) |
20 |
95 |
35 |
0.18 |
0.005 |
3-1 |
(also ref. 2-1) |
| Nitric acid (aerated) |
20 |
104 |
40 |
0.21 |
0.005 |
1 |
|
| Nitric acid |
20 |
212 |
100 |
1.50 |
0.038 |
2-1 |
|
| Nitric acid |
20 |
400 |
204 |
nil |
- |
2-17 |
|
| Nitric acid |
20 |
554 |
290 |
12 |
0.305 |
2-1 |
|
| Nitric acid (aerated) |
20 |
554 |
290 |
12 |
0.30 |
3-1 |
|
| Nitric acid (not refreshed) |
20 |
554 |
290 |
15.7 |
0.4 |
1 |
|
| Nitric acid (aerated) |
20 |
68.5 |
20 |
9.69 |
0.246 |
1 |
|
| Nitric acid |
30 |
95 |
35 |
0.30 |
0.008 |
2-1 |
|
| Nitric acid (aerated) |
30 |
122 |
50 |
0.61 |
0.015 |
1 |
|
| Nitric acid |
30 |
212 |
100 |
0.40 |
0.010 |
2-1 |
|
| Nitric acid (aerated) |
30 |
68.5 |
20 |
0.17 |
0.004 |
1 |
|
| Nitric acid (non-aerated) |
35 |
176 |
80 |
2-4 |
0.051-0.102 |
1 |
|
| Nitric acid |
35 |
boiling |
- |
5-20 |
0.127-0.508 |
1 |
|
| Nitric acid |
40 |
95 |
35 |
0.20 |
0.005 |
2-1 |
|
| Nitric acid (aerated) |
40 |
122 |
50 |
0.64 |
0.016 |
1 |
|
| Nitric acid |
40 |
212 |
100 |
2.30 |
0.058 |
2-1 |
|
| Nitric acid (aerated) |
40 |
212 |
100 |
0.23 |
0.01 |
3-1 |
|
| Nitric acid |
40 |
392 |
200 |
24 |
0.610 |
2-4 |
|
| Nitric acid (aerated) |
40 |
392 |
200 |
24 |
0.61 |
3-1 |
|
| Nitric acid |
40 |
boiling |
- |
2.5 |
0.063 |
1 |
|
| Nitric acid |
40 |
boiling |
- |
30 |
0.75 |
1-85 |
|
| Nitric acid (aerated) |
40 |
68.5 |
20 |
0.08 |
0.002 |
1 |
|
| Nitric acid |
50 |
95 |
35 |
0.20 |
0.005 |
2-1 |
|
| Nitric acid (aerated) |
50 |
140 |
60 |
1.46 |
0.037 |
1 |
|
| Nitric acid |
50 |
212 |
100 |
7.40 |
0.188 |
2-1 |
|
| Nitric acid (aerated) |
50 |
212 |
100 |
0.23 |
0.01 |
3-1 |
|
| Nitric acid (aerated) |
50 |
68.5 |
20 |
0.08 |
0.002 |
1 |
|
| Nitric acid |
57.5 |
540 |
282 |
nil |
- |
2-17 |
|
| Nitric acid |
60 |
95 |
35 |
0.30 |
0.008 |
2-1 |
|
| Nitric acid (aerated) |
60 |
140 |
60 |
1.56 |
0.040 |
1 |
|
| Nitric acid |
60 |
212 |
100 |
1.90 |
0.048 |
2-1 |
|
| Nitric acid |
60 |
480 |
249 |
nil |
- |
2-15 |
|
| Nitric acid (aerated) |
60 |
68.5 |
20 |
0.02 |
0.001 |
1 |
|
| Nitric acid |
65 |
212 |
100 |
nil |
- |
2-16 |
|
| Nitric acid |
65 |
212 |
100 |
1-3 |
937.109 |
2-13 |
|
| Nitric acid |
65 |
212 |
100 |
5-5.6 |
0.13-0.14 |
2-3 |
|
| Nitric acid |
65 |
212 |
100 |
2-21 |
0.05-0.53 |
2-20 |
|
| Nitric acid (aerated) |
65 |
212 |
100 |
8 |
0.20 |
4 |
|
| Nitric acid |
65 |
374 |
190 |
25 |
0.635 |
2-20 |
|
| Nitric acid |
65 |
482 |
250 |
gain |
- |
2-20 |
|
| Nitric acid |
69.5 |
95 |
35 |
0.50 |
0.013 |
2-1 |
|
| Nitric acid |
69.5 |
212 |
100 |
0.70 |
0.018 |
2-1 |
|
| Nitric acid (aerated) |
69.5 |
212 |
100 |
0.74 |
0.02 |
3-1 |
|
| Nitric acid (aerated) |
70 |
95 |
35 |
0.4 |
0.01 |
4 |
|
| Nitric acid (aerated) |
70 |
158 |
70 |
1.56 |
0.040 |
1 |
|
| Nitric acid (non-aerated) |
70 |
176 |
80 |
1-3 |
0.025-0.076 |
1 |
|
| Nitric acid (aerated) |
70 |
518 |
270 |
48 |
1.219 |
3-1 |
|
| Nitric acid (not refreshed) |
70 |
518 |
270 |
47 |
1.2 |
1 |
|
| Nitric acid (not refreshed) |
70 |
554 |
290 |
43 |
1.1 |
1 |
|
| Nitric acid |
70 |
boiling |
- |
2.5-37 |
0.064-0.940 |
1 |
|
| Nitric acid (aerated) |
70 |
68.5 |
20 |
0.18 |
0.005 |
1 |
|
| Nitric Acid |
80 |
boiling |
- |
32 |
32 |
1-85 |
|
| Nitric acid |
90 |
239 |
115 |
1.1-6.6 |
0.03-0.17 |
2-14 |
tested as heat trans. surface |
| Nitric acid |
90 |
275 |
135 |
1.4-6.1 |
0.04-0.15 |
2-14 |
tested as heat trans. surface |
| Nitric acid |
90 |
311 |
155 |
1.1-6.6 |
0.03-0.17 |
2-14 |
tested as heat trans. surface |
| Nitric acid |
100 |
95 |
35 |
0.45 |
0.011 |
2-1 |
|
| Nitric acid |
100 |
140 |
60 |
0.31 |
0.008 |
2-1 |
|
| Nitric acid |
100 |
212 |
100 |
0.70 |
0.018 |
2-1 |
|
| Nitric acid (aerated) |
100 |
68.5 |
20 |
0.1 |
0.0025 |
4 |
|
| Nitric acid (fuming) |
- |
122 |
50 |
0.05 |
0.001 |
3-1 |
|
| Nitric acid (fuming) |
- |
158 |
70 |
0.1 |
0.0025 |
3-1 |
|
| Nitric acid (not refreshed) |
30-50 |
212 |
100 |
7-Apr |
0.10-0.18 |
1 |
|
| Nitric acid (not refreshed) |
30-60 |
374 |
190 |
60-110 |
1.5-2.8 |
1 |
|
| Nitric acid (not refreshed) |
5-20 |
212 |
100 |
0.8 |
0.02 |
1 |
|
| Nitric acid (not refreshed) |
5-60 |
95 |
35 |
0.08-0.27 |
0.002-0.007 |
1 |
#REF! |
| Nitric acid (not refreshed) |
5-60 |
140 |
60 |
0.4-0.8 |
0.01-0.02 |
1 |
|
| Nitric acid (red fuming
<about 2% H2O) |
- |
68.5 |
20 |
ignition sensitive |
1 |
<about 2% H2O |
| Nitric acid (red fuming
>about 2% H2O) |
- |
68.5 |
20 |
not ignition sensitive |
1 |
>about 2% H2O |
| Nitric acid (red fuming) |
- |
68.5 |
20 |
1.2-3 |
0.03-0.08 |
2-16 |
sealed containers |
| Nitric acid (red fuming) |
- |
68.5 |
20 |
nil-0.6 |
nil-0.015 |
2-16 |
open or O2 flush, 10-20% |
| Nitric acid (red fuming) |
- |
68.5 |
20 |
0.07 |
0.002 |
3-1 |
|
| Nitric acid (red fuming, less
than 1% H2O) |
- |
68.5 |
20 |
10-100 |
0.25-25 |
2-19 |
pyrophoric |
| Nitric acid (unaerated) |
65 |
boiling |
- |
2.76 |
0.07 |
3-1 |
|
| Nitric acid (unaerated) |
98 |
68.5 |
20 |
0.1 |
0.003 |
3-1 |
|
| Nitric acid (white fuming) |
- |
180 |
82 |
6 |
0.152 |
1 |
|
| Nitric acid (white fuming) |
- |
252 |
122 |
<5 |
<.127 |
1 |
|
| Nitric acid (white fuming) |
- |
320 |
160 |
<5 |
<.127 |
1 |
|
| Nitric acid (white fuming) |
- |
68.5 |
20 |
0.1 |
0.003 |
3-1 |
|
| Nitric acid (white fuming) |
- |
68.5 |
20 |
0.02-0.04 |
0.0005-.0010 |
2 |
|
| Nitric acid (white fuming) |
liquid or vapor |
68.5 |
20 |
nil |
- |
1 |
|
| Nitric acid + Ce(SO4)2, 1% |
40 |
boiling |
- |
3.9 |
0.1 |
1 |
|
| Nitric acid + Cl2 , 3-13 ppm +10-20%
zirconyl nitrate |
2-21 |
250 |
121 |
20 |
0.508 |
2-2 |
|
| Nitric acid + Cl2 , 3-13 ppm +10-20%
zirconyl nitrate |
5-10 |
240 |
116 |
13 |
0.330 |
2-2 |
|
| Nitric acid + Cl2 , 3-20 ppm +10-20%
zirconyl nitrate |
35-45 |
250 |
121 |
0.03 |
0.001 |
2-2 |
vapor exposure |
| Nitric acid + Cl2 , 3-20 ppm +10-20%
zirconyl nitrate |
35-45 |
250 |
121 |
nil-0.6 |
nil-0.015 |
2-2 |
liquid exposure |
| Nitric acid + Cl2, 5 ppm + 11-15% zirconyl nitrate |
46-65 |
258 |
126 |
nil |
- |
2-2 |
|
| Nitric acid + CrO3 , 0.1% |
40 |
boiling |
- |
0.12-0.99 |
0.003-0.025 |
1 |
|
| Nitric acid + FeCl3 , 0.01% |
40 |
boiling |
- |
26.8 |
0.68 |
1 |
|
| Nitric acid + FeCl3 , 1% |
40 |
boiling |
- |
5.5 |
0.14 |
1 |
|
| Nitric acid + FeCl3, 10% |
40 |
boiling |
- |
4.8-7.4 |
0.122-0.188 |
5 |
|
| Nitric acid + flourides
10-455 ppm + chlorides 10-200 ppm |
23-67 |
155-180 |
68-82 |
19 |
0.483 |
2-3 |
|
| Nitric acid + H2SO4,
1% |
99 |
95 |
35 |
0.28 |
0.007 |
2-1 |
|
| Nitric acid + H2SO4,
1% |
99 |
140 |
60 |
0.10 |
0.003 |
2-1 |
|
| Nitric acid + H2SO4,
1% |
99 |
212 |
100 |
0.70 |
0.018 |
2-1 |
|
| Nitric acid + H2SO4,
10% |
90 |
95 |
35 |
0.34 |
0.009 |
2-1 |
|
| Nitric acid + H2SO4,
10% |
90 |
140 |
60 |
0.45 |
0.011 |
2-1 |
|
| Nitric acid + H2SO4,
10% |
90 |
212 |
100 |
3.90 |
0.099 |
2-1 |
|
| Nitric acid + H2SO4,
20% |
80 |
95 |
35 |
0.40 |
0.010 |
2-1 |
|
| Nitric acid + H2SO4,
20% |
80 |
140 |
60 |
1.80 |
0.046 |
2-1 |
|
| Nitric acid + H2SO4,
20% |
80 |
212 |
100 |
13 |
0.33 |
2-1 |
|
| Nitric acid + H2SO4,
30% |
70 |
95 |
35 |
0.30 |
0.008 |
2-1 |
|
| Nitric acid + H2SO4,
30% |
70 |
140 |
60 |
2.40 |
0.061 |
2-1 |
|
| Nitric acid + H2SO4,
30% |
70 |
212 |
100 |
37 |
0.94 |
2-1 |
|
| Nitric acid + H2SO4,
40% |
60 |
95 |
35 |
0.70 |
0.018 |
2-1 |
|
| Nitric acid + H2SO4,
40% |
60 |
140 |
60 |
6.20 |
0.16 |
2-1 |
|
| Nitric acid + H2SO4,
40% |
60 |
212 |
100 |
110 |
2.8 |
2-1 |
|
| Nitric acid + H2SO4,
5% |
95 |
95 |
35 |
0.28 |
0.007 |
2-1 |
|
| Nitric acid + H2SO4,
5% |
95 |
140 |
60 |
0.20 |
0.005 |
2-1 |
|
| Nitric acid + H2SO4,
5% |
95 |
212 |
100 |
1.90 |
0.048 |
2-1 |
|
| Nitric acid + H2SO4,
50% |
50 |
95 |
35 |
1.42 |
0.036 |
2-1 |
|
| Nitric acid + H2SO4,
50% |
50 |
140 |
60 |
15.70 |
0.40 |
2-1 |
|
| Nitric acid + H2SO4,
50% |
50 |
212 |
100 |
270 |
6.86 |
2-1 |
|
| Nitric acid + HCl, 7% (Darex
Process) |
28 |
boiling |
- |
19 |
0.48 |
2-21 |
dissolving fuel
elements |
| Nitric
acid + HF, 2% |
20 |
130 |
54 |
9500 |
241 |
3-3 |
pickling tank exposures |
| Nitric acid + K2Cr2O3
, 0.1% |
40 |
boiling |
- |
nil - 0.62 |
nil - 0.016 |
1 |
|
| Nitric acid + K2Cr2O3
, 0.1% |
40 |
boiling |
- |
0.6 |
0.016 |
1 |
|
| Nitric acid + NaClO3, 1% |
40 |
boiling |
- |
12.2 |
0.31 |
1 |
|
| Nitric acid + NaClO3, 1% |
40 |
boiling |
- |
0.8 |
0.02 |
1 |
|
| Nitric acid + NaClO3, 10% |
40 |
boiling |
- |
0.12-1.40 |
.003-0.036 |
5 |
|
| Nitric acid + NaNO3 179 g/l + NaCI 32 g/l |
20.8 |
boiling |
- |
5-11.6 |
0.13-0.3 |
1 |
|
| Nitric acid + NaNO3, 170 g/l + 2.9 g/l NaCI |
27.4 |
boiling |
- |
19-115 |
0.483-2.92 |
1 |
|
| Nitric acid + terephthalic,
6%, formic, 0.2% |
70 |
392 |
200 |
4 |
0.10 |
2-18 |
|
| Nitric acid + terephthalic,
6%, formic, 0.2% |
80 |
342 |
172 |
4 |
0.10 |
2-18 |
|
| Nitric acid + Ti4+, 20 mg/l |
40 |
boiling |
- |
8.7 |
0.22 |
1-85 |
|
| Nitric acid + Ti4+, 40 mg/l |
40 |
boiling |
- |
2 |
0.05 |
1-85 |
|
| Nitric acid + Ti4+, 80 mg/l |
40 |
boiling |
- |
0.8 |
0.02 |
1-85 |
|
| Nitric acid + Ti4+, 10 mg/l |
68 |
boiling |
- |
0.8 |
0.02 |
1-85 |
|
| Nitric acid + Ti4+, 20 mg/l |
68 |
boiling |
- |
2.4 |
0.06 |
1-85 |
|
| Nitric acid + Ti4+, 40 mg/l |
68 |
boiling |
- |
0.4 |
0.01 |
1-85 |
|
| Nitric acid + Ti4+, 80 mg/l |
68 |
boiling |
- |
0.4 |
0.01 |
1-85 |
|
| Nitric acid + zirconyl
nitrate (saturated) |
33-45 |
245 |
118 |
nil |
- |
1 |
|
| Nitric acid + zirconyl
nitrate, 15% |
65 |
260 |
127 |
nil |
- |
1 |
|
| Oil well crudes, varying
amounts of abrasion |
- |
ambient |
- |
0.26-23.2 |
0.007-0.589 |
1 |
|
| Organic halides, sulfuric
acid plus H2O |
- |
32 |
0 |
very high |
- |
2-4 |
|
| Oxalic acid |
0.5 |
95 |
35 |
>5 |
>.13 |
3-1 |
|
| Oxalic acid |
0.5 |
140 |
60 |
>50 |
>1.3 |
3-18 |
|
| Oxalic acid |
1 |
95 |
35 |
5.96 |
0.15 |
3-16 |
|
| Oxalic acid |
1 |
95 |
35 |
1.2 |
0.030 |
1 |
|
| Oxalic acid |
1 |
98.6 |
37 |
>12 |
>0.30 |
3-1 |
|
| Oxalic acid |
1 |
140 |
60 |
177 |
4.5 |
3-16 |
|
| Oxalic acid |
1 |
212 |
100 |
828 |
21 |
3-16 |
|
| Oxalic acid |
1 |
boiling |
- |
4247 |
108 |
5 |
|
| Oxalic acid |
3 |
95 |
35 |
5.1 |
0.13 |
1 |
|
| Oxalic acid |
5 |
95 |
35 |
<5 |
>.13 |
3-18 |
|
| Oxalic acid |
5 |
140 |
60 |
>50 |
>1.3 |
3-18 |
|
| Oxalic acid |
10 |
95 |
35 |
0.58 |
0.015 |
3-16 |
|
| Oxalic acid |
10 |
140 |
60 |
450 |
11 |
3-16 |
|
| Oxalic acid |
10 |
212 |
100 |
1240 |
31 |
3-16 |
|
| Oxalic acid |
25 |
140 |
60 |
470 |
12 |
3-16 |
|
| Oxalic acid |
25 |
212 |
100 |
1945 |
49 |
3-16 |
|
| Oxalic acid |
saturated |
68.5 |
20 |
20 |
0.51 |
5 |
|