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时间:2018-10-13
《各种管材公称直径与外径对照.doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、各种管材公称直径与外径对照表序号公称直径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11521.3 202020 22026.828 252525 32533.532 323232 43242.338 404040 5404848 505050 6506057 50636363505076575.576 757575 7588088.589 7590909075 9100114108 11011011011010011010125140133 125 11150165159 1
2、60 15016012200 219219200 20020013250 273273 14300 325325 15350 377377 16400 426426 17450 480480 18500 530530 19600 630630 室外埋地给排水管材管径标注、与公称直径对照关系表第1页共2页序号公称直径焊接钢管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
3、钢筒混凝土管(PCCP)PCCPLPCCPEDNDxδDNDNDNDNDNDNDNDDD12025202253232253324040324404050504055057x3.5506363506656575756578089x4809090808100108x41001101101001109125133x412514014012514010150159x4.515016016015016015011200219x620020020020020020020012250273x825025025025025025025013300325x83003003
4、1531530031530030014350377x935035535035515400426x9400400400400400400400400400室外埋地给排水管材管径标注、与公称直径对照关系表第2页共2页序号公称直径焊接钢管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)PCCPLPCCPEDNDxδDNDNDNDNDNDNDNDDD16450480x945045045045045017500530x9500500
5、50050050050050050050018600630x960060063063060063060060060019700720x970070071070071070070070020800820x980080080080080080080080021900920x99009009009009009009009002210001020x910001000100010001000100010001000231100110011001100110011002412001220x101200120012001200120012001200251400142
6、0x1114001400140014001350140014002615001500150015002716001620x121600160016001600165016002818001820x141800180018001800180018002920002020x1420002000200020002000200030>.20002200~26002200~25002200~30002200~24002200~4000
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