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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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激光立体成形Ti-20%Ni合金枝晶的组织演化
, PP. 1013-1018
Keywords: 激光立体成形,工艺参数,微观组织,Ti-10%Ni
Abstract:
Ti-20%Ni(质量分数)合金激光立体成形组织由β-Ti枝晶和枝晶间(β-Ti+Ti2Ni)层片共晶及棒状共晶组成.随着激光能量密度D e减小,枝晶特征尺寸F减小.枝晶特征尺寸及共晶间距的变化规律分别与枝晶生长KGT经典模型和共晶生长TMK经典模型吻合较好.
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