大口徑(jing)PE給水管(guan)道(dao)系(xi)統主(zhu)要采(cai)(cai)用(yong)熱熔(rong)(rong)對接(jie)方式進行連(lian)接(jie);小口徑(jing)采(cai)(cai)用(yong)熱熔(rong)(rong)承(cheng)插連(lian)接(jie); 當與金屬管(guan)道(dao)等其它管(guan)道(dao)連(lian)接(jie),必須采(cai)(cai)用(yong)法蘭連(lian)接(jie);小口徑(jing)管(guan)道(dao)也(ye)可用(yong)鋼塑過渡接(jie)頭連(lian)接(jie);位置特殊,施(shi)工(gong)難度(du)較大的位置,可采(cai)(cai)用(yong)電熔(rong)(rong)方式施(shi)工(gong)。