CATASTROPHIC PITTING OF ALUMINUM-ALLOY (ALMAG 35) CASTINGS DURING SULFURIC ACID ANODIZING,

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Abstract:

A problem concerned with the catastrophic pitting of aluminum-alloy ALMAG 35 castings while being anodized is described. A method for overcoming this problem makes use of recognized preanodizing cleaning techniques. A proposed mechanism for the encountered corrosion is presented as an explanation to this problem. Author

Author(s):
Lasser, Howard G. ; Asher, Emerson
Author Organization(s):
ARMY MOBILITY EQUIPMENT RESEARCH AND DEVELOPMENT CENTER FORT BELVOIR VA
Pagination:
0020

Security Markings

DOCUMENT & CONTEXTUAL SUMMARY

Distribution:
Approved For Public Release

RECORD

Collection: TR
Identifying Numbers
Report Number(s):
USAMERDC-1919
Project Number(s):
DA-1C024401A328
 Subject Terms
Communities of Interest:
No COI(s) Identified
Descriptor(s):
(*ALUMINUM ALLOYS, CORROSION), CASTINGS, ANODIC COATINGS, CORROSION INHIBITION, CLEANING, DEFECTS(MATERIALS), MAGNESIUM ALLOYS, SULFURIC ACID
Field(s)/Group(s):
Properties of Metals and Alloys, Fabrication Metallurgy
Report Date:
1968 Jan 01