F．F．焊管成型调节技术

TECHNIQUE FOR ADJUSTMENT OF FLEXIBLE FORMING OF WELDED TUBE

介绍了Ｆ．Ｆ．（ＦｌｅｘｉｂｌｅＦｏｒｍｉｎｇ）焊管成型特点和孔型调节技术的基本原理及该成型技术所具有的经济性和工艺的优良性。

Introduced in the article are major aspects regarding the F.F.process such as technological features,basic principle for pass adjustment as well as the economic and technological merits.