结果表明，由于连杆锻后宽度尺寸不够，在增加了热矫形工序后造成其变形量处于临界变形区，导致分模面切边带区出现严重的混晶和魏氏组织。

The result showed hot sizing was the main factor to cause critical deformation, to make mixed grain and coarse grain widmanstatten appear in parting face.

youdao

结果表明，由于连杆锻后宽度尺寸不够，在增加了热矫形工序后造成其变形量处于临界变形区，导致分模面切边带区出现严重的混晶和魏氏组织。

The result showed hot sizing was the main factor to cause critical deformation, to make mixed grain and coarse grain widmanstatten appear in parting face.

youdao