This paper gives the calculation method for the standard parameters such as internal surface area,volume and quality etc.of toriconical head.

本文给出了折边锥形内表面、容量等标准参数的计算方法。

In order to meet the requirment of producement improved Butt Joint Radioscopy Procedure, and required satifac-tory effects.

为了满足生产需要对椭拼接焊缝射线探伤工艺进行改进,并取得了满意效果。