Manganese (Mn): ≤ 0.15 per cent. Chromium (Cr): 0.04% - 0.35% (to improve corrosion resistance). Aluminium (Al): 97.9% (main component). Magnesium (Mg): 0.8% - 1.2% (improves strength and toughness). Due to its excellent comprehensive performance, 6061 aluminium alloy is widely used in many fields.
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