JB4732-95标准中封头形状偏差控制分析

Analysis of Head Shape Tolerance Control Stipulated in JB4732－95

本文经过分析、比较，就JB4732－95标准中受压元件——封头的形状偏差控制规定给出了修改意见，并对实际制作中的控制参数提出建议。

In this article,on the basis of the analysis and comparison,the view-points to revise the provision for controlling the head shape tolerance in the standard JB4732－95 were presented． Then,the appropriate controlled pa-rameters in practical manufacture were proposed．