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《电焊机》杂志1991年第一期刊登了成都化工压力容器厂唐超同志的《大直径法兰拼焊变形的防止》一文后,对广大压力容器生产厂家怎样正确的拼焊法兰起了积极的指导作用.现根据我多年积累的经验谈谈自己的一些看法。大直径法兰的拼焊按照一般的加工工序分为:划线→气割下料→开坡口→打磨坡口并拼对法兰→按工艺要求焊接拼缝→校正法兰→无
“Welding Machine” magazine published the first issue in 1991, Chengdu Chemical Pressure Vessel Factory Comrade Tang Chao, “large-diameter flange welding deformation prevention,” a text, the pressure vessel manufacturers how to play the correct welded flange played Positive guiding role.According to my many years of accumulated experience to talk about some of their own views. Welding large diameter flanges in accordance with the general processing operations are divided into: marking → gas cutting → cutting bevel → groove and fight the fight against the flange → according to the requirements of the welding seam → → flange correction