Invention Grant
US3674448A Anodic aluminum material and articles and composite articles comprising the material 失效
阳极铝材料和文章以及包含材料的复合材料

Anodic aluminum material and articles and composite articles comprising the material
Abstract:
AN ARTICLE COMPRISING AN ANODE MATERIAL COMPOSED OF A SOLUTION HEAT TREATABLE AND PRECIPITATION HARDENABLE ALUMINUM BASE ALLOY CONSISTING ESSENTIALLY OF 2 TO 8% ZINC, 0.5 TO 2% MAGNESIUM, 0.3 TO 2% SILICON, THE SILICON CONTENT AMOUNTING TO AT LEAST 0.45 TIMES THE MAGNESIUM CONTENT, THE BALANCE BEING ALUMINUM AND INCIDENTAL ELEMENTS AND A MAXIMUM OF 0.25% COPPER AND A MAXIMUM OF 0.25% CHROMIUM, AS IMPURITIES, THE MEMBER EXHIBITING A STABLE SOLUTION POTENTIAL UPON EXPOSURE TO VARYING THERMAL CONDITIONS. ALSO CONTEMPLATED IS A COMPOSITE HAVING A CLADDING COMPOSED OF THE MATERIAL AND A HEAT TREATABLE ALUMINUM ALLOY CORE.
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