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研究了变形程度、退火温度对７００５－Ｏ板材组织、性能的影响。该板材的冷变形程度≥３０％，经４５０～４６０℃／２ｈ成品退火，其力学性能良好，满足用户使用要求。
The effects of deformation degree and annealing temperature on microstructure and properties of 7005-O sheet were studied. The plate cold deformation degree ≥ 30%, after 450 ~ 460 ℃ / 2h finished annealing, good mechanical properties to meet user requirements.