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7. Characteristics of phosphating plants
This section looks at immersion phosphating of ferrous metals.
7.1 General
For spray and peel installations, please refer to the article Surface treatment of metals prior to application of organic coatings. Process .
In the case of immersion, the following factors must be taken into account for the proper operation of a bath with a given formulation:
concentration (AcT ) ;
ratio of total acidity (AcT ) to free acidity (AcL ) ;
gas pedal or Fe 2+ content;
immersion time ;
temperature to ± 2 to...
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Characteristics of phosphating plants
Fields of application
Bibliography
References
Standardization
There are currently no AFNOR standards for phosphating. There are, however, a number of foreign standards, notably in Germany, Great Britain, Denmark, Italy, Japan, Sweden and the United States. Readers are referred to the works cited at
Manufacturers. Suppliers
Companies quoted in the article
France
Aciéries et Laminoirs de Beautor SA .
Alfa-Laval SA
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