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1、管道公称直径一览表(美国ASME 标准)序号公称直径英制国内外径国外外径不锈钢管道壁厚系列DN( mm)NPS(吋)mmmm5S10S40S80S161/81010.31.241.732.41281/41513.71.652.243.023103/81817.11.652.313.204151/222、2521.31.652.112.773.735203/427、3226.71.652.112.873.91625134、3833.41.652.773.384.557321 1/44242.21.652.773.564.858401 1/245、4848.31.652.773.685.08950

2、257、6060.31.652.773.915.5410652 1/27673.02.113.055.167.01118038988.92.113.055.497.6212903 1/2101.62.113.055.748.08131004108 、114114.32.113.056.028.56141255133141.32.773.406.559.53151506159 、168168.32.773.407.1110.97162008219219.12.773.768.1812.701725010273273.03.404.199.2712.701830012325323.83.964.5

3、79.5312.701935014377355.63.964.782040016426406.44.194.782145018480457.04.194.782250020530508.04.785.542355022559.04.785.542460024630610.05.546.352565026660.0焊接和无缝钢管壁厚系列102030STD4060XS80100120140160XXS1.731.732.412.412.242.243.023.022.312.313.203.202.112.412.772.773.733.734.787.472.112.412.872.873.91

4、3.915.567.822.772.903.383.384.554.556.359.093.563.564.854.856.359.702.773.183.683.685.085.087.1410.152.773.183.913.915.545.548.7411.075.495.497.017.0111.1314.023.054.785.495.497.627.6211.1315.245.745.748.088.083.054.786.026.028.568.5611.1313.4917.126.556.559.539.5312.7015.8819.053.407.117.1110.9710.

5、9714.2718.2621.953.766.357.048.188.1810.3112.7012.7015.0918.2620.6223.0122.234.196.357.809.279.2712.7012.7015.0918.2621.4425.4028.5825.404.576.358.389.5310.3114.2712.7017.4821.4425.4028.5833.3225.406.357.929.539.5311.1315.0912.7019.0523.8327.7931.7535.716.357.929.539.5312.7016.6612.7021.4426.1930.96

6、36.5340.496.357.9211.139.5314.2719.0512.7023.8329.3634.9339.6745.246.359.5312.709.5315.0920.6212.7026.1932.5438.1044.4550.016.359.5312.709.5322.2312.7028.5834.9341.2847.6353.986.359.5314.279.5317.4824.6112.7030.9638.8946.0252.3759.547.9212.709.5312.70管道公称直径一览表(美国ASME 标准)序号公称直径英制国内外径国外外径不锈钢管道壁厚系列焊接和无

7、缝钢管壁厚系列DN( mm)NPS(吋)mmmm5S10S40S80S102030STD4060XS80100120140160XXS2670028720711.07.9212.7015.889.5312.702775030762.06.357.927.9212.7015.889.5312.702880032820813.07.9212.7015.889.5317.4812.702985034864.07.9212.7015.889.5317.4812.703090036920914.07.9212.7015.889.5319.0512.703195038965.09.5312.7032100

8、04010201016.09.5312.70331050421067.09.5312.703411004411201118.09.5312.70351150461168.09.5312.703612004812201219.09.5312.703713005213201321.09.5310.3111.1311.9112.70 14.2715.8830.1817.4819.0531.7520.6222.2323.8325.4026.9728.583814005614201422.09.5310.3111.1311.9112.70 14.2715.8830.1817.4819.0531.7520

9、.6222.2323.8325.4026.9728.583915006015201524.09.5310.3111.1311.9112.70 14.2715.8830.1817.4819.0531.7520.6222.2323.8325.4026.9728.584016006416201626.09.5310.3111.1311.9112.70 14.2715.8830.1817.4819.0531.7520.6222.2323.8325.4026.9728.584117006817201727.011.9112.70 14.2715.8830.1817.4819.0531.7520.6222

10、.2323.8325.4026.9728.584218007218201829.012.70 14.2715.8830.1817.4819.0531.7520.6222.2323.8325.4026.9728.584319007619201930.012.70 14.2715.8830.1817.4819.0531.7520.6222.2323.8325.4026.9728.584420008020202032.014.2715.8830.1817.4819.0531.7520.6222.2323.8325.4026.9728.58注: STD指标准壁厚管XS加厚壁厚管XXS特别加厚壁厚管S

11、指不锈钢系列,不带S 指其他钢种焊接和无缝钢管壁厚系列数据中系列加上Sch 与没有Sch 的意义相同如 Sch5S 与 5S 意义相同,Sch30 与 30 意义相同中国公称压力PN( MPa)0.10 0.16 0.25 0.40 0.60 1 1.62 2.5 4.056.4 6.8 10 15 162540 42 64 100美国压力级别CL( PSi )( lb )75150300400 600 90015002500六角头螺栓螺纹规格M10 、 M12 、 M14 、 M16 、 M18 、 M20 、M22 、 M24 、 M27 、M30、M33 、 M36 、M39、M42 、

12、 M45 、M48 、M52 、 M56 、M64 、 M72 、 M76 、 M90管道公称直径一览表(SH3405-96 )序号公称直径英制国内外径奥氏体不锈钢管道壁厚系列焊接和无缝钢管壁厚系列DN ( mm)NPS(吋)mmSCH5S SCH 10S SCH 20S SCH 40S SCH 80SSCH20SCH30SCH40SCH60SCH80SCH100SCH120SCH140SCH160XXS1103/8171.21.62.02.53.22.53.52151/2221.62.02.53.04.03.04.05.07.53203/4271.62.02.53.04.03.04.05.5

13、8.04251341.62.83.03.54.53.54.56.59.05321 1/4421.62.83.03.55.03.55.06.510.06401 1/2481.62.83.04.05.04.05.07.010.07502601.62.83.54.05.53.54.05.05.57.08.511.08652 1/2762.03.03.55.07.04.55.06.07.08.09.014.09803892.03.04.05.57.54.55.56.57.59.011.015.01010041142.03.04.06.08.55.06.07.08.511.014.017.0111255

14、1402.83.55.06.59.55.06.58.09.513.016.019.01215061682.83.55.07.011.05.56.57.09.511.014.018.022.01320082192.84.06.58.013.06.57.08.010.013.015.018.020.024.023.014250102733.54.06.59.515.06.58.09.513.015.018.022.025.028.025.015300123254.04.56.59.517.06.58.510.014.017.022.025.028.034.026.016350143564.05.08.09.511.015.019.024.028.032.036.017400164064.55.08.09.513.017.022.026.032.036.040.018450184578.011.014.019.024.030.035.040.045.019500205089.513.0

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