The permissiblediameter variation (Vdmp, VDmp) is the tolerance for the maximum and minimum mean diameters of one measuring plane.
允许的尺寸变化量是考虑到了最大和最小平均直径公差的测量平面。
2
Permissible deviation of bolt hole circle diameter on flange and permissible limited deviation of two adjacent holes on flange shall be less than 0.6mm.