·························7?排泥三通·················································11?三通·······················································14?异径管····················································19?法兰盲板·················································23?接轮·······················································26?承、插盘短管···········································27?管堵·······················································29?哈呋节····················································32?喇叭管····················································34?附属配件·················································35Р2Р一、弯头Р1、弯头的种类:承插弯头、双承弯头、双盘弯头、承盘弯头、插盘弯头?2、弯头的使用部位:球墨铸铁弯头常用于水平拐弯处与竖向转点处Р3Р承插弯头Р4Р双承弯头Р5Р双盘弯头Р6Р二、排气三通Р1、排气三通的分类:承插盘丁字管、双承单支盘丁字管、全盘三通?2、排气三通的使用部位:排气三通常用与管线比较高的位置,便于排除管道内气体Р7Р承插盘丁字管Р8Р双承单支盘丁字管Р9Р全盘三通Р10
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