Corrosion Properties of Electroless Nickel Plating

Medium Temperature(°C) Aeration Duration of Test (weeks) Corrosion rate in µm/year Corrosion rate in m/year
Acetone 20 without 3 0.075 0.0029
Acertylene bromide 20 without 3 0 0
Ethanol 20 without 24 0.16 .006
Aluminium sulphate
(saturated solution)
20 without 4 6.5 0.255
Ammonium chloride in:
30% ammonium hydroxide, saturated
30% ammonium hydroxide

20
20

without
without

16
4

5.8
58.4

0.228
2.299
Ammioniacal Ammonium
nitrate solution

20

without

16

7.9

0.311
Ammonium phosphate 20 without 24 18.0 0.708
Ammonium sulphate,
saturated solution
as 5% solution

20
20

without
with

20
8

1.27
30.2

0.050
1.188
Amylacetate 20 without 24 0.05 0.002
Amyl alcohol 20 without 24 0 0
Amyl chloride 20 without 24 0.33 0.013
Aniline hydrochloride
(saturated solution)

20

without

16

11.9

0.469
Gasoline 20 without 4 0.56 0.022
Bifluoride 25% 22 without 431.8 17
Bicarbonate 22 without 279.4 11
Benzene 20 without 24 0 0
Beer 20 without 4 5.5 0.216
Borax (saturated solution) 20 without 32 3.0 0.118
Boric acid 20 without 8 13.4 0.528
Calcium chloride
as 48.5% solution
as 48.5% solution

20
20

without
with

32
32

0.2
1.0

0.007
Chlorine water 20 without 4 0.45 0.018
Dibutylphthalate 20 without 8 0.15 0.005
Diphenyl, molten 71 without 8 0.23 0.009
Acetic acid 5%
Acetic acid 5%
20 without
with
4 20
151
0.787
5.954
Formaldeyhde 20 without 16 3.8 0.149
Hydroxide 22 without 203.2 8
Nirate, 50% 22 without 279.4 11
Phosphate 38% 22 without 127 5
Sulfate 4% 22 without 101.6 4
Apple Juice 22 without 30.48 1.2
Beef Stew 2 without 15.24 0.6
Benzotrichloride 40 without 152.4 6
Benzoyl chloride 40 without 12.7 0.5
Brine 2% Cl- 1,000 psi CO2 200 without 50.8 2
Nitrate 50% 22 without 5.08 0.2
Sulfate 22 without 5.08 0.4
Chromic acid 62% 22 without 899 35
Coca Cola 2 without 30.48 1.2
Coffee 95 without 152.4 6
Corn syrup 22 without 17.78 0.7
Hydrofluoric acid 10% 22 without 812.8 32
Lead aceyate 36% 22 without 152.4 6
Phosphoric acid
10%
50%
75%
85%

22
22
40
22

508
330.2
482.6
50.8

20
13
19
2
Phosphorus oxychloride 40 without 63.5 2.5
Picric acid 22 without 355.6 14
Ferricyanide 22 without 50.8 2
Sauerkraut 22 without 101.6 4
Sea water 22 with 38.1 1.5
Tannic acid 50% 22 without 22.86 0.9
Thionyl chloride 40 without 63.5 2.5
Zinc chloride 81% 22 without 228.6 9
Zinc sulate 50% 22 without 76.2 3
Vinegar 22 without 355.6 14
Photographic developer 20 without 4 0 0
Tannic acid solution 20 without 3 1.22 0.048
Glucose 20 without 16 0 0
Urea (25% solution) 20 without 16 1.14 0.044
Wood oil (puriified) 20 without 32 0.43 0.016
Cresol (technical grade) 20 without 16 0.05 0.001
Methanol 20 without 24 0 0
Lactic acid (80%) 20
20
without
with
32
8
1.32
17.88
0.051
0.703
Sodium carbonate solution (10%) 20 without 4 0 0
Sodium cyanide solution 5% 20 without 4 13.2 0.519
Sodium hydrogen sulphine
(40% solution)
20 with 20 slight weight gain slight weight gain
Sodium Hydroxide
10% solution
72% solution

20
115

without
without

4
16

0
1.75

0
0.068
Soduim hyposulphite 20 without 4 0 0
Wetting agent solution 20 without 4 0.94 0.037
Oleic acid 20 without 10 0.30 0.011
Orange Juice
(concentrated)

20

without

4

0.33

0.012
Petroleum (purified) 20 without 3 0 0
Crude oil 20 without 2 0.025 .0009
HCI at pH:
1.5
1.5
3.5
3.5
4.0
4.0

20
20
20
20
20
20

without
with
without
with
without
with

4
4
4
4
4
10

31.75
135.1
1.9
10.4
1.37
3.27

1.25
5.318
0.074
0.409
0.053
0.128
Carbon disulphide 20 without 21 0 0
Sulphuriic acid:
1% solution
5% solution

20
20

without
without

4
1

28.4
30.2

1.118
1.188
Stearic acid 70 without 4 0.50 0.019
Carbon tetrachloride 20 without 32 0.13 0.005
Water:
(deminerialised)
(deminerialised)

20
20

without
with

12
12

0.51
0.51

0.020
0.020
Water:
(deminerialised)
(deminerialised)

49
82

without
without

12
12

0.30
slight wieght gain

0.012
slight wieght gain
Water (distilled) 20 without 4 0.74 0.029
Citric acid:
5% solution
5% solution

20
20

without
with

16
8

0.84
1.9

0.033
0.074
Lemon juice:
canned
+ 0.1% Na benzoate

20
20

without
with

4
3.3

5.84
23.1

0.229
0.909
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