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本文提出了一种细化7475Al 合金晶粒的简化工艺。该工艺由固溶处理、轧制及再结晶组成。该工艺适合于工业生产。经过细化后的7475Al 合金平均晶粒尺寸可以达到10μm,具有优良的超塑性能。
This paper presents a simplified 7475Al alloy grains of the simplified process. The process consists of solution treatment, rolling and recrystallization. The process is suitable for industrial production. After refining the average grain size of 7475Al alloy can reach 10μm, with excellent superplastic performance.