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ID:47198840
大小:320.01 KB
页数:5页
时间:2019-08-22
《钢管外径和公称直径_》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、A系列为国际通用系列(俗称英制管)B系列为国内沿用系列(俗称公制管)(mm)公称直径钢管外径A系列(英制管)B系列(公制管)DN1017.214DN1521.318DN2026.925DN2533.732DN3242.438DN4048.345DN5060.357DN6576.176DN8088.989DN100114.3108DN125139.7133DN150168.3159DN200219.1219DN250273273DN300323.9325DN350355.6377DN400406.4426DN450457480DN500508530DN6
2、00610630DN700711720DN800813820DN900914920DN100010161020DN120012191220DN140014221420DN160016261620DN180018291820DN200020322020公称直径钢管外径NPS(in)DN1/21521.33/42026.912533.711/43242.411/24048.325060.321/26576.138088.94100114.35125139.76150168.38200219.110250273.012300323.914350355.616
3、400406.4184504572050050822550559246006102665066028700711307507603280081334850864369009143895096540100010164210501067441100111846115011684812001219501250127052130013215413501372561400142258145014736015001524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
4、 202020 22026.828 252525 32533.532 323232 43242.338 404040 5404848 505050 6506057 50636363505076575.576 757575 7588088.589 7590909075 9100114108 11011011011010011010125140133 125 11150165159 160 15016012200 219219200 20020013250 273273 14300 325325 1
5、5350 377377 16400 426426 17450 480480 18500 530530 19600 630630 公制与英制对照表八分英制十分英制公制(mm)八分英制十分英制公制(mm)八分英制十分英制公制(mm)1/64.0160.39733/64.51613.09711.00025.41/32.0310.79417/32.53113.49411.25031.753/64.0471.19135/64.54713.89111.50038.11/16(半分).0631.5889/16(四分半
6、).56314.28811.75044.455/64.0781.98437/64.57814.68422.00050.83/32.0942.38119/32.59415.08122.25057.157/64.1092.77839/64.60915.47822.50063.51/8(一分).1253.1755/8(五分).62515.87522.75069.859/64.1413.57241/64.64116.27233.00076.25/32.1563.96921/32.65616.66933.25082.5511/64.1724.36643/64.6
7、7217.06633.50088.93/16(一分半).1884.76311/16(五分半).68817.46333.75095.2513/64.2035.15945/64.70317.85944.000101.67/32.2195.55623/32.71918.25644.250107.9515/64.2345.95347/64.73418.65344.500114.31/4(二分).2506.353/4(六分).75019.0544.750120.6517/64.2666.74749/64.76619.44755.0001279/32.2187.1
8、4425/32.78119.84355.250133.3519/64.2977.54151/6
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