Chemical Composition Base Element Al (Aluminum) Al (Aluminum) 97.2 % (estimate) Cu (Copper) 2.5 % Mg (Magnesium) 0.3 % Balance Al (Aluminum) 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 1.65e8 Pa Ultimate Tensile Strength 2.96e8 Pa Elongation 27 % strain Brinell Hardness 70 Other Information Material Class Nonferrous Alloy Country United Kingdom Description Heat treated: 43,000 TS; 24,000 YS; 27 El; 70 HB; For rivets. Heat treatable, corrosion resistance. Designation BIRMETAL-230 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 Birmetals Ltd. (Birmabright Works)
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Chemical Composition