![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[主观题]
>在平辊中轧制矩形断面轧件,若轧辊直径为Φ600mm,咬入角20°,为求压下量(sin20°=0.34;cos20°=0.94;tg20°=0.36)解:Δh=D(1-cosα)=600×(1-cos20°)=600×(1-0.94)=36mm
>在平辊中轧制矩形断面轧件,若轧辊直径为Φ600mm,咬入角20°,为求压下量(sin20°=0.34;cos20°=0.94;tg20°=0.36)解:Δh=D(1-cosα)=600×(1-cos20°)=600×(1-0.94)=36mm
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
压下量为36mm。
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)