SWA Produced 7A85 Square Cast Ingot

(China Aluminum Network) Recently, Chinalco SWA produced 7A85 alloy 4001320 square cast ingot successfully, which is the first production in domestic. 7A85 alloy is a kind of advanced high-strength alloy material, and is one of the most critical materials in aviation. China always depends on import due to difficult casting production and high quality requirements. This success not only filled the gap in this field but also realized import substitution.

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