Chemical Composition Base Element Al (Aluminum) Al (Aluminum) 89 to 92.5 % (estimate) Cu (Copper) 4 to 6 % Si (Silicon) 2 to 3.5 % Zn (Zinc) 1.5 % Balance Al (Aluminum) Other elements 1.5 Zn+Fe Composition Note Al is listed as a Balance element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Mechanical Properties Yield Strength 110 MPa Ultimate Tensile Strength 110 to 152 MPa Elongation 1 to 3 % strain Brinell Hardness 68 Other Information Material Class Nonferrous Alloy Country USA Description 16,000-22,000 TS; 16,000 YS; 3-1 El; 68 HB; For matchplate and patterns; age hardenable. Designation APEX PATTERN ALUMINUM ALLOY Specification Type Manufacturer's Specification Specification Status Obsolete Source Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000 Available forms Wrought Similar Alloys Click here to find similar alloys Links Organizations Apex International Alloys, Inc.
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Chemical Composition