ASTM-B457 › Historical Revision Information
Standard Test Method for Measurement of Impedance of Anodic Coatings on Aluminum
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Scope
1.1 This method describes the conditions and equipment for measuring the impedance of anodic coatings on aluminum. Such measurements have been used to evaluate the quality of seal of an anodic coating. The method does not prescribe the procedure for producing the anodic coating, nor the postanodizing treatment usually described as "sealing."
1.2 This method is applicable to the rapid, nondestructive testing of anodic coatings. The interpretation of results and correlation of data with service experience and other tests are not within the scope of this method.
Keywords
Aluminum-coatings; Aluminum alloys-anodic coatings; Coatings-anodic (on aluminum/aluminum alloys); Impedance; impedance-anodic coatings on aluminum, method
To find similar documents by ASTM Volume:
02.05 (Metallic and Inorganic Coatings; Metal Powders and Metal Powder Products)
To find similar documents by classification:
25.220.20 (Surface treatment Including anodization, conversion coating, thermal spraying, etc.)
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Document Number
ASTM-B457-67(1972)
Revision Level
1967 R72 EDITION
Status
Superseded
Modification Type
Reapproval
Publication Date
Jan. 1, 1967
Document Type
Test Method
Page Count
4 pages
Committee Number
B08.07