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能源科学技术 深冲性能 Therefore, to obtain excellent deep drawability, good lubricant condition is necessary. 因此,热轧IF钢为获得优异的深冲性能,良好的润滑条件是必须的。 冲压性能 This means the drawability of AZ31 magnesium alloy sheet can be improved effectively by ECAR process. 说明等径角轧制工艺能有效地提高AZ31镁合金板材室温冲压性能。 拉深性能 The differential temperature superplastic drawing realized to impove deep drawability of the sheet by controlling temperature at punch bottom and die flange. 超塑性差温拉深主要是通过控制拉深件突缘与凸模底部之间的温度差来实现板料拉深性能的提高。 可拉性
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