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Kaifeng ZHANG , Wenbo HAN , Wei WU , Guofeng WANG , Dezhong WU
材料科学技术（英文）
The research on numerical simulation for combinative process of SPF/DB is carried out in this paper. The contacting problem of sheets is analyzed by using the penalty method. In order to solve the contact problem of different parts of the sheet, a new algorithm for contacting judgment is proposed. A...
关键词: Numerical simulation , null , null , null
Kaifeng ZHANG , Deliang YIN , Guofeng WANG , Wenbo HAN
Superplasticity of AZ31 Mg alloy at the temperature range of 250~450℃ and stain rate range of 0.7×10-3~1.4×10-1 s-1 was examined through uniaxial tensile test. Optical microscopy (OM) and scanning electron microscopy (SEM) were employed to investigate the morphology of cavities and surface relief ne...
关键词: AZ31 magnesium alloy , null , null , null
