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轴承套圈,目前在我厂基本上还是以码架扩孔为主要工艺方法,即便将来辗压工艺范围进一步扩大,对于大中型轴承套圈仍须进行粗扩孔。可以预料,在很长时
Bearing rings, the current in our plant is still the main reamers to the main process, even if the scope of the rolling process to further expand, for large and medium-sized bearing rings still need to be reaming hole. It can be expected that in a very long time