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Metal Technology, Inc. 173 Queen Ave SE, Albany, Oregon   97322  U.S.A.    
1-800-394-9979

Laboratory Tests at 176F° (80C°)

     
Corrosion Rate
  
Environment
Test Duration, days
mpy*
mm/yr
  Acetic Acid (10%) 7 <0.1
<0.002
  
  Acetic Acid (10%)+    
 
 

-Sodium Chloride (0.5%)

 30 2.18**
0.554
  
  Acetic Acid (10%)+    
 
 

-Sulfuric Acid (0.5%)

 7 45.7**
1.161
  
  Alum (5%) 7 28.6**
0.726
  
  Aluminum Sulfate (5%) 7 <0.1
<0.002
  
  Ammonium Chloride (5%)*** 30 0.1
0.002
  
  Ammonium Hydroxide (5%) 7 Nil
Nil
  
  Ammonium Hydroxide (10%) 7 Nil
Nil
  
  Ammonium Sulfate (5%) 7 0.1
0.002
  
  Barium Chloride (10%)*** 30 0.1
0.002
  
  Calcium Chloride (5%)*** 30 0.1
0.002
  
  Chromic Acid (5%) 7 3.6**
0.091
  
  Citric Acid (10%) 7 <0.1
<0.002
  
  Copper Sulfate (10%) 7 Nil
Nil
  
  Ferric Chloride (5%)*** 7 354**
8.99
  
  Ferrous Ammonium    
 
 

-Sulfate (5%)

 7 Nil
Nil
  
  Lactic Acid (10%) 7 36.4
0.925
  
  Methanol 7 Nil
Nil
  
  Oxalic Acid (5%) 7 23.8**
0.605
  
  Oxalic Acid (10%) 7 52.2**
1.326
  
  Potassium Ferricyanide (5%) 7 Nil
Nil
  
  Sodium Bisulfite (5%) 7 <0.1
<0.002
  
  Sodium Carbonate (5%) 7 Nil
Nil
  
  Sodium Chloride (10%)*** 30 0.2
0.005
  
  Sodium Chloride (20%)*** 30 0.3
0.008
  
  Sodium Hypochlorite (1%)*** 7 3.5**
0.089
  
  Sodium Hypochlorite (5%)*** 7 <6.9**
0.175
  
  Sodium Sulfate (5%) 7 Nil
Nil
  
  Sodium Sulfate (10%) 7 <0.1
<0.002
  
  Sulfurous Acid (6%)*** 7 56.2**
1.427
  
  Tartaric Acid (20%) 7 21.8
0.554
  
  Zinc Chloride (10%) 7 0.1
0.002
  

 

*Mils penetration per year

**Average of two tests

***Environment caused pitting attack
Home   Corrosion Resistance Metals   Custom Products   Scientific & Laboratory Products
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Metal Technology, Inc. 173 Queen Ave SE, Albany, Oregon   97322  U.S.A.    
1-800-394-9979