厚壁卷管制作工藝:
不同于直縫鋼管(guan)(guan)生產(chan)(chan)工(gong)藝,卷(juan)管(guan)(guan)生產(chan)(chan)如圖所示,較(jiao)長可加工(gong)到(dao)3米(mi),受卷(juan)管(guan)(guan)設備限制,卷(juan)制鋼管(guan)(guan)對接在一起,是較(jiao)終的鋼管(guan)(guan)成品。所以業內把卷(juan)管(guan)(guan)又叫做對接鋼管(guan)(guan),環焊對接鋼管(guan)(guan),丁字焊接鋼管(guan)(guan),大型(xing)卷(juan)管(guan)(guan)。
生產工藝(yi)簡單:鋼(gang)板下料—鋼(gang)板焊接(jie)端(duan)坡口成型—卷管機(ji)卷制成型—內(nei)個埋弧焊接(jie)—精制校(xiao)圓—卷管平臺對接(jie)。
從生(sheng)(sheng)產(chan)(chan)工(gong)(gong)(gong)藝可以看出:厚壁卷(juan)管(guan)生(sheng)(sheng)產(chan)(chan)效率高,生(sheng)(sheng)產(chan)(chan)靈(ling)活(huo),相比直縫鋼管(guan)生(sheng)(sheng)產(chan)(chan)線設(she)備成本底(di)。卷(juan)管(guan)機(ji)主要生(sheng)(sheng)產(chan)(chan)厚壁,大(da)(da)口徑(jing)(jing)鋼管(guan),主要產(chan)(chan)品(pin)應用(yong)于,或大(da)(da)型(xing) 通水管(guan)道。厚壁卷(juan)管(guan)機(ji)的(de)誕(dan)生(sheng)(sheng),是填補(bu)了JCOE直縫鋼管(guan)不(bu)能生(sheng)(sheng)產(chan)(chan)的(de)空白區域(yu)。 JCEO國內生(sheng)(sheng)產(chan)(chan)線 較(jiao)大(da)(da)加工(gong)(gong)(gong)到(dao)1520mm,不(bu)能有效的(de)滿足如今工(gong)(gong)(gong)程中的(de)大(da)(da)口徑(jing)(jing)鋼管(guan),厚壁鋼管(guan)的(de)需求。