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Cold Finished Flat Bar

Name Cold Finished Flat Bar
Standard AMS-QQ-A-225/6, AMS 4120, ASTM B211
Aluminium Grade 2024
Description Used in aircraft applications for forms, machinery, strengthening, devices and equipment.
Material Aluminium
Properties Suitable for chip removing process (machining), bending and rolling. Corrosion resistant. High strength.
Thermal Treatment T-3, T351, T851.
Chemical Composition Zn: 0.25% max; Fe: 0.5% max; Ti: 0.15% max; Cr: 0.1% max; Mg: 1.2%–1.8%. Mn: 0.3%–0.9%. Cu: 3.8%–4.9%. Si: 0.5% max and the rest is Aluminium.


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