公开(公告)号：US3818566A

公开(公告)日：1974-06-25

申请号：US26376772

申请日：1972-06-19

Applicant: ALUMINUM CO OF AMERICA

Inventor： ANDERSON W ,  FRANZ E

IPC: C22C21/00 ,  C25D11/04 ,  C25D11/14 ,  C23B9/02

CPC classification number: C22C21/00 ,  C25D11/04 ,  C25D11/08 ,  C25D11/14 ,  Y10S428/926 ,  Y10S428/927 ,  Y10T428/1259 ,  Y10T428/12736

Abstract: An aluminum alloy containing 0.05 to 0.15% copper, 0.5 to 0.7% iron, 0.15 to 0.3% silicon, 0.3 to 0.6% manganese, the balance essentially aluminum when properly anodized acquires an attractive integral beige color. Sheet products fashioned from this material are useful in architectural applications such as covering the exterior of large buildings.

Abstract translation: 含有0.05〜0.15％的铜，0.5〜0.7％的铁，0.15〜0.3％的硅，0.3〜0.6％的锰，当进行适当的阳极氧化处理时，其基本上为铝，获得了有吸引力的整体米色。 从这种材料制成的板材产品在建筑应用中是有用的，例如覆盖大型建筑物的外部。

公开(公告)号：US3827952A

公开(公告)日：1974-08-06

申请号：US29065372

申请日：1972-09-20

Applicant: ALUMINUM CO OF AMERICA

Inventor： FRANZ E

IPC: C22F1/057 ,  C22C21/00 ,  C22C21/12 ,  C22F1/00 ,  E04C2/08 ,  C23B9/02 ,  C22F1/04

CPC classification number: C22C21/00

Abstract: IMPROVED ALUMINUM ALLOY SHEET CONTAINING SILICON, COPPER AND CHROMIUM IN CONTROLLED AMOUNTS AND HAVING A HIGH PURITY ALUMINUM BASE IS CAPABLE OF PRODUCING INTEGRALLY COLORED ANODIC COATINGS AND IS HIGHLY FORMABLE. THE INTEGRAL COATINGS CAN RANGE IN COLOR FROM GOLD THROUGH BRONZE SHADES TO A TRUE BLACK. THE ALLOY HAS IMPROVED CORROSION RESISTANCE AND IS HIGHLY SUITED FROM ARCHITECTURAL APPLICATIONS. THE PRODUCTION OF THE ALLOY SHEET PRODUCT INCLUDES A HIGH TEMPERATURE HOMOGENIZATION TOGETHER WITH CONTROLLED HOT AND WARM ROLLING PRACTICES TO ACHIEVE A FINE INTERNAL STRUCTURE.

公开(公告)号：US3790452A

公开(公告)日：1974-02-05

申请号：US3790452D

申请日：1972-02-03

Applicant: ALUMINUM CO OF AMERICA

Inventor： ANDERSON W ,  FRANZ E

IPC: C22C21/02 ,  C25D11/04 ,  C23B9/02

CPC classification number: C25D11/04 ,  C22C21/02 ,  C25D11/08

Abstract: AN ALUMINUM BASE ALLOY CONTAINING IN PERCENT BY WEIGHT 3.5-6.5 SILICON, 0.3-0.65 MANGANESE, 0.1-0.7 IRON, A MAXIMUM OR 0.3 COPPER, A MAXIMUM OF 0.1 MAGNESIUM, ABD A MAXIMUM OR 0.1 TITANIUM, WITH A MAXIMUM TOTAL OF OTHER ELEMENTS 0.15%, AND NO MORE THAN 0.05% OF ANY ONE OF THESE OTHER ELEMENTS. THIS ALLOY IS COLORABLE BY ANODIZATION TO AN ATTRACTIVE SLATE-GRAY.