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当零件图上有一定角度的斜面时,自由锻很难成形,故往往根据工艺需要添加斜面余块,以便简化为易于锻造的台阶外形。
When the part diagram has a certain angle of the bevel, the free forging is difficult to shape, it is often required according to the process to add a slant block, in order to simplify the shape for easy forging step.