各种管材公称直径与外径对照

1、各种管材公称直径与外径对照表公称直径DN外径De焊接钢管无缝钢管螺旋管UPVC 管PP-R 管PB管铝塑管铸铁排水管高密度聚乙烯管时间:2021.02. 05创 作： 欧阳科序号11521.320202022026.82825252532533.53232323243242.3384040405404848505050650605750636363505076575.5767575757588088.58975909090759100114108110110110110100110101251401331251115016515916015016012200219219200200200132

2、50273273143003253251535037737716400426426174504804801850053053019600630630室外埋地给排水管材管径标注、与公称直径对照关系表序 号公称 直径R球墨铸铁 管玻璃钢夹 砂管(RPM 管)埋地 PVC-U 给水管埋地聚乙 烯给水管用于给水 排水钢塑 复合管埋地排水 PVC-U 双壁波纹管埋地聚乙 烯排水管钢筋混凝 土排水管预应力钢筒混凝土管(PCCP)PCCPLPCCPEDNDMDNDNDNDNDNDNDNDDD12025202253232253321010324404050501055057x3. 55063635066565

3、75756578089x4809090S08100108x41001101101001109125133x412514014012514010150159x4. 515016016015016015011200219x620020020020020020020012250273x825025025025025025025013300325x830030031531530031530030014350377x935035535035515400426x9400100100100100400100400100室外埋地给排水管材管径标注、与公称直径对照关系表序 号篦焊接 钢管球墨铸铁 管玻璃钢夹 砂

4、管(RPM 管)埋地 PVC-U 给水管埋地聚乙 烯给水管用于给水排 水钢塑复合 管埋地排水 PVC-U 双壁波纹管埋地聚乙 烯排水管钢筋混凝 土排水管预应力钢筒混凝 土管(PCCP)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