Corrosion Resistance of Copper and Copper Alloys
CDA No 106
(Data supplied by Copper Development Association for publication elsewhere as part of a table covering a wide range of materials)
An R indicates that the material is resistant to the named chemical up to the temperature shown, subject to limitations indicated by the footnotes. An 'X' indicates that the material is not recommended.
| Aluminium Bronze | Brass (a) | Copper | Copper-Nickel 90/10 alloys (b) | Gunmetal and Bronze (c) | |||||||||||
| Temperature, Celcius | 20° | 60° | 100° | 20° | 60° | 100° | 20° | 60° | 100° | 20° | 60° | 100° | 20° | 60° | 100° |
| Acetaldehyde | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Acetic acid (10%) | R | R | R | X | X | X | R | R | R | R | R | R | R | R | R |
| Acetic acid (glac./anh.) | R | R | R | X | X | X | R | R | R | R | R | X | R | R | R |
| Acetic anhydride | R | R | R | X | X | X | R | R | R | R | R | R | R | R | X |
| Aceto-acetic ester | R | R | R | R(82) | X | X | R | R | R | R | R | R | R | R | R |
| Acetone | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Other ketones | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Acetonitrile | R(36) | X | X | X | X | X | R(36) | X | X | R(36) | X | X | R(36) | X | X |
| Acetylene | X | X | X | R | R | R(82) | X | X | X | X | X | X | X | X | X |
| Acetyl salicylic acid | R | R | R | No data | No data | No data | R(36) | X | X | R | R | R | R | R | R |
| Acid fumes | R(2) | R(2) | R(2) | X | X | X | R(2) | R(2) | R(2) | R(2) | R(2) | R(2) | X | X | X |
| Alcohols (mostly fatty) | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Aliphatic esters | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Alkyl chlorides | No data | No data | No data | X | X | X | R | R | R | R | R | R | R | R | R |
| Alum | R | R | R | X | X | X | R | R | R | R | R | R | R | R | R |
| Aluminium chloride | R (20) | R (20) | X | X | X | X | R | R | R | R | R | X | R | R | R |
| Aluminium sulphate | R | R | R | R(119) | R(119) | X | R(119) | R(20, 119) | R(20, 119) | R | R | R | R(119) | R(119) | R(119) |
| Ammonia, anhydrous | R | R | R | X | X | X | R | R | R(83) | R | R | R | R | R | R |
| Ammonia, aqueous | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Ammonium chloride | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Amyl acetate | R | R | R | X | X | X | R | R | R | R | R | R | R | R | R |
| Aniline | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Antimony trichloride | No data | No data | No data | X | X | X | No data | No data | No data | No data | No data | No data | R | X | X |
| Aqua regia | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Aromatic solvents | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Ascorbic acid | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Beer | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Benzaldehyde | R | R | R | No data | No data | No data | R | R | R | R | R | R | R | R | R |
| Benzene, pure | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Benzoic acid | R | R | R | R | R | R | X | X | X | R | R | R | X | X | X |
| Benzoyl peroxide | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data |
| Boric acid | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Brines, saturated | R | R | R | X | X | X | R | R | R(20) | R | R | R | R | R | X |
| Bromide (K) solution | R | R | R | X | X | X | R | R | X | R | R | R | R | R | X |
| Bromine | R(20) | X | X | X | X | X | X | X | X | R(11) | R(11) | R(11) | X | X | X |
| Bromine liquid, tech. | R | X | X | R | X | X | R | X | X | R | X | X | R | X | X |
| Bromine water, sat.aq. | R | X | X | R | X | X | X | X | X | X | X | X | X | X | X |
| Butyl acetate | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Calcium chloride | R | R | R | X | X | X | R | R | R | R | R | R | R | R | R |
| Carbon disulphate | R | X | X | R | R | R | R | R | R | R | R | X | R | R | R |
| Carbonic acid | R | R | R | X | X | X | X | X | X | R | R | R | X | X | X |
| Carbon tetrachloride | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Caustic soda & potash | R | X | X | X | X | X | R | R | R | R | R | X | R | R | R |
| Cellulose paint | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Chlorates of Na, K, Ba | R | R | R | X | X | X | R | R | R | R | R | X | R | R | R |
| Chlorine, dry | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Chlorine, wet | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Chlorides of Na, K, Mg | R | R | R | X | X | X | R | R | R(20) | R | R | R | R | R | R |
| Chloroacetic acids | No data | No data | No data | X | X | X | No data | No data | No data | No data | No data | No data | No data | No data | No data |
| Chlorobenzene | R | R | R | No data | No data | No data | No data | No data | No data | R | R | R | R | R | R |
| Chloroform | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Chlorosulphonic acid | R(20) | R(20) | X | No data | No data | No data | X | X | X | R | R | R | X | X | X |
| Chromic acid (80%) | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Citric acid | R | R | R | X | X | X | R | R | R | R | R | R | R | R | R |
| Copper salts (most) | R | R | R | X | X | X | X | X | X | R | X | X | R | R | R |
| Cresylic acids (50%) | R | R | R | X | X | X | R | R | R | R | R | X | R | R | R |
| Cyclohexane | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Detergents, synthetic | No data | No data | No data | R | R | R | R | R | R | R | R | R | R | R | R |
| Emulsifiers (all conc.) | R | R | R | No data | No data | No data | R | R | R | R | R | R | No data | No data | No data |
| Esters | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Ether | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Fatty acids (>C6) | R | R | R | X | X | X | R | R | R | R | R | R | R | R | R |
| Ferric chloride | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Ferrous sulphate | R(20) | R(20) | R(20) | X | X | X | X | X | X | R | X | X | X | X | X |
| Fluorinated refrigerants | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Fluorine, dry | R | R | R(11) | X | X | X | R | R | R | R | R | R | R | R | R |
| Fluorine, wet | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Fluorosilic acid | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Formaldehyde (40%) | R | R | R | R | X | X | R | R | R | R | R | R | R | R | R |
| Formic acid | R | R | R | No data | No data | No data | R | R | R | R | R | R | R | R | R |
| Fruit juices | R | R | R | X | X | X | R | R | R | R | R | R | R | R | R |
| Gelatine | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Glycerine | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Glycols | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Glycol, ethylene | R | X | X | R | X | X | R | R | R | R(175) | R(175) | R(175) | R | R | R |
| Glycollic acid | R(36) | X | X | R(36) | X | X | R(36) | X | X | R(36) | X | X | R(36) | X | X |
| Hexamethylene diamine | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Hexamine | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Hydrazine | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Hydrobromic acid (50%) | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Hydrochloric acid (10%) | R | X | X | X | X | X | X | X | X | R | X | X | X | X | X |
| Hydrochloric acid (conc.) | R(62) | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Hydrocyanic acid | R(20) | R(20) | R(20) | X | X | X | X | X | X | X | X | X | X | X | X |
| Hydrofluoric acid (40%) | R(62) | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Hydrofluoric acid (75%) | R(62) | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Hydrogen peroxide (30%) | X | X | X | X | X | X | X | X | X | R | X | X | X | X | X |
| Hydrogen peroxide (30-90%) | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Hydrogen sulphide | R(11) | R | R | R(11) | R | R | R(11) | R | R | R(11) | R(11) | R(11) | R(11) | R | R |
| Hypochlorites | R | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Hypochlorite (Na 12-14%) | X | X | X | X | X | X | X | X | X | No data | No data | No data | R | R | R |
| Iso-butyl acetate | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Lactic acid (90%) | R | R | X | X | X | X | R | R | X | R | R | X | R(4) | R(4) | X |
| Lead acetate | No data | No data | No data | X | X | X | X | X | X | R | R | X | X | X | X |
| Lead perchlorate | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Lime (CaO) | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Maleic acid | No data | No data | No data | No data | No data | No data | R | R | R | R | R | X | No data | No data | No data |
| Manganate, pot (K) | R | X | X | R | X | X | R(60) | R(60) | X | X | X | X | R(60) | R(60) | X |
| Meat juices | R | R | R | X | X | X | X | X | X | No data | No data | No data | X | X | X |
| Mercuric chloride | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Mercury | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X |
| Methanol | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| Methylene chloride | R | R | R | R(82) | R(82) | R(82) | R | R | R | R | R | R | R | R | R |
| Milk & milk products | R | R | X | X | X | X | X | X | X | R | R | ||||