英制钢管尺寸表

1分＝1/8寸＝DN6 2分＝1/4寸＝DN8 3分＝3/8寸＝DN10 4分＝1/2寸＝DN15 6分＝3/4寸＝DN20

8分＝DN15,DN20,DN25是外径。四分管和六分管的直径 1 英寸=25.4毫米 =8英分 1/2 是 四分(4英分) DN15 3/4 是 六分(6英分) DN20

2分管 DN8 4分管 DN15 6分管 DN20 1′ DN25 1.2′ DN32 1.5′ DN40 2′ DN50 2.5′ DN65 3′ DN80 4′ DN100 5′ DN125 6′ DN150 8′ DN200 10′ DN250

12′ DN300 1寸 ＝DN25

外径 英寸 1/8” 1/8” 1/8” 1/4” 1/4” 1/4” 3/8” 毫米. 10.3 10.3 10.3 13.7 13.7 13.7 17.1 单位 10S STD-40 XS-80 10S STD-40 XS-80 10S 壁厚 毫米. 1.24 1.73 2.41 1.65 2.24 3.02 1.65 英寸. 0.049 0.068 0.095 0.065 0.088 0.119 0.065 公斤/米. 0.28 0.37 0.48 0.50 0. 0.81 0. 重量 磅/英尺. 0.19 0.25 0.32 0.34 0.43 0.55 0.43 3/8” 3/8” 1/2” 1/2” 1/2” 1/2” 1/2” 1/2” 3/4” 3/4” 3/4” 3/4” 3/4” 3/4” 1” 1” 1” 1” 1” 1” 1 1/4” 1 1/4” 1 1/4” 1 1/4” 1 1/4” 1 1/4” 1 1/2” 1 1/2” 1 1/2” 1 1/2” 1 1/2” 1 1/2” 2” 2” 17.1 17.1 21.3 21.3 21.3 21.3 21.3 21.3 26.7 26.7 26.7 26.7 26.7 26.7 33.4 33.4 33.4 33.4 33.4 33.4 42.2 42.2 42.2 42.2 42.2 42.2 48.3 48.3 48.3 48.3 48.3 48.3 60.3 60.3 STD-40 XS-80 5S 10S STD-40 XS-80 160 XXS 5S 10S STD-40 XS-80 160 XXS 5S 10S STD-40 XS-80 160 XXS 5S 10S STD-40 XS-80 160 XXS 5S 10S STD-40 XS-80 160 XXS 5S 2.31 3.20 1.05 2.11 2.77 3.73 4.78 7.47 1.65 2.11 2.87 3.91 5.56 7.82 1.65 2.77 3.38 4.55 6.35 9.09 1.65 2.77 3.56 4.85 6.35 9.70 1.65 2.77 3.68 5.08 7.14 10.15 1.65 2.11 0.091 0.126 0.042 0.083 0.109 0.147 0.188 0.294 0.065 0.083 0.113 0.1 0.219 0.308 0.065 0.109 0.133 0.179 0.250 0.358 0.065 0.109 0.140 0.191 0.250 0.382 0.065 0.109 0.145 0.200 0.281 0.400 0.065 0.083 0.85 1.11 0.53 1.01 1.28 1.63 1.97 2.57 1.03 1.29 1.70 2.22 2.93 3.68 1.31 2.12 2.53 3.27 4.28 5.51 1.67 2.72 3.43 4.51 5.67 7.85 1.92 3.14 4.09 5.47 7.32 9.65 2.41 3.06 0.57 0.75 0.36 0.68 0.86 1.10 1.33 1.73 0.69 0.87 1.14 1.49 1.97 2.48 0.88 1.42 1.70 2.18 2.88 3.71 1.12 1.83 2.31 3.03 3.81 5.28 1.29 2.11 2.75 3.68 4.92 6.49 1.62 2.06 2” 2” 2” 2” 2” 2” 2 1/2” 2 1/2” 2 1/2” 2 1/2” 2 1/2” 2 1/2” 2 1/2” 3” 3” 3” 3” 3” 3” 3” 3” 3” 3” 3 1/2” 3 1/2” 3 1/2” 3 1/2” 3 1/2” 4” 4” 4” 4” 4” 4” 60.3 60.3 60.3 60.3 60.3 60.3 73.0 73.0 73.0 73.0 73.0 73.0 73.0 88.9 88.9 88.9 88.9 88.9 88.9 88.9 88.9 88.9 88.9 101.6 101.6 101.6 101.6 101.6 114.3 114.3 114.3 114.3 114.3 114.3 10S 2.77 3.18 3.91 5. 8.74 11.07 2.11 3.05 4.78 5.16 7.01 9.53 14.02 2.11 2.77 3.05 3.18 3.58 3.96 5.49 7.62 11.13 15.24 2.11 3.05 4.78 5.74 8.08 2.11 3.05 3.18 3.96 4.37 4.78 0.109 0.125 0.1 0.218 0.344 0.436 0.083 0.120 0.188 0.203 0.276 0.375 0.552 0.083 0.109 0.120 0.125 0.141 0.156 0.216 0.300 0.438 0.600 0.083 0.120 0.188 0.226 0.318 0.083 0.120 0.125 0.156 0.172 0.188 3.97 4.52 5.49 7.56 11.23 13.58 3.73 5.32 8.12 8.72 11.52 15.08 20.60 4.56 5.95 6.52 6.79 7.61 8.38 11.41 15.43 21.56 27.96 5.23 7.49 11.53 13.71 18.83 5.90 8.46 8.81 10. 11.97 13.04 2.67 3.04 3.69 5.08 7.55 9.13 2.51 3.57 5.46 5.86 7.74 10.14 13.84 3.07 4.00 4.38 4.56 5.12 5.63 7.67 10.37 14.49 18.79 3.52 5.03 7.75 9.21 12.65 3.97 5.68 5.92 7.32 8.05 8.76 STD-40 XS-80 160 XXS 5S 10S 30 STD-40 XS-80 160 XXS 5S 10S STD-40 XS-80 160 XXS 5S 10S 30 STD-40 XS-80 5S 10S 4” 4” 4” 4” 4” 4” 4” 4” 4” 4” 5” 5” 5” 5” 5” 5” 5” 5” 5” 5” 6” 6” 6” 6” 6” 6” 6” 6” 6” 6” 6” 6” 6” 6” 114.3 114.3 114.3 114.3 114.3 114.3 114.3 114.3 114.3 114.3 141.3 141.3 141.3 141.3 141.3 141.3 141.3 141.3 141.3 141.3 168.3 168.3 168.3 168.3 168.3 168.3 168.3 168.3 168.3 168.3 168.3 168.3 168.3 168.3 STD-40 5.16 5.56 6.02 6.35 7.14 7.92 8.56 11.13 13.49 17.12 3.96 4.78 5.56 6.55 7.14 7.92 9.53 12.70 15.88 19.05 4.37 4.78 5.16 5.56 6.35 7.11 7.92 8.74 9.53 10.97 12.70 14.27 15.88 18.26 0.203 0.219 0.237 0.250 0.281 0.312 0.337 0.438 0.531 0.674 0.156 0.188 0.219 0.258 0.281 0.312 0.375 0.500 0.625 0.750 0.172 0.188 0.203 0.219 0.250 0.280 0.312 0.344 0.375 0.432 0.500 0.562 0.625 0.719 14.03 15.06 16.24 17.08 19.06 20.99 22.55 28.61 33.88 41.45 13.55 16.26 18.80 21.99 23.86 26.32 31.28 40.69 49.62 58.01 17.84 19.47 20.97 22. 25.62 28.55 31. 34.74 37.69 42.99 49.23 .75 60.30 68.25 9.43 10.62 10.91 11.48 12.81 14.11 15.15 19.23 22.77 27.85 9.11 10.93 12.63 14.78 16.04 17.69 21.02 27.34 33.34 38.98 11.99 13.09 14.09 15.15 17.22 19.19 21.26 23.35 25.33 28. 33.08 36.79 40.52 45.86 XS-80 120 160 XXS STD-40 XS-80 120 160 XXS STD-40 XS-80 120 160 6” 6” 6” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 8” 10” 10” 10” 10” 10” 10” 10” 10” 10” 10” 168.3 168.3 168.3 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 219.1 273.0 273.0 273.0 273.0 273.0 273.0 273.0 273.0 273.0 273.0 XXS 19.05 21.95 22.23 4.78 5.16 5.56 6.35 7.04 7.92 8.18 8.74 9.53 10.31 11.13 12.70 14.27 15.09 15.88 18.26 19.05 20.62 22.23 23.01 25.40 4.78 5.16 5.56 6.35 7.09 7.80 8.74 9.27 11.13 12.70 0.750 0.8 0.875 0.188 0.203 0.219 0.250 0.277 0.312 0.322 0.344 0.375 0.406 0.438 0.500 0.562 0.594 0.625 0.719 0.750 0.812 0.875 0.906 1.000 0.188 0.203 0.219 0.250 0.279 0.307 0.344 0.365 0.438 0.500 70.85 80.02 80.87 25.52 27.50 29.58 33.65 37.19 41.66 42.98 45.80 49.75 53.62 57.66 65.30 72.81 76.69 80.31 91.36 94.93 101.95 108.96 112.40 122.56 31.94 34.43 37.04 42.18 46.97 51.53 57.34 60.90 72.61 82.35 47.61 53.77 .34 17.15 18.48 19.88 22.61 24.99 28.00 28.88 30.78 33.43 36.03 38.75 43.88 48.93 51.53 .02 61.39 63.79 68.51 73.22 75.59 82.36 21.46 23.14 24. 28.34 31.56 34.63 38.66 40.92 48.79 55.34 20 30 STD-40 60 XS-80 100 120 140 XXS 160 20 30 STD-40 XS-60 10” 10” 10” 10” 10” 10” 10” 10” 10” 10” 10” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 12” 14” 14” 273.0 273.0 273.0 273.0 273.0 273.0 273.0 273.0 273.0 273.0 273.0 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 323.8 355.6 355.6 80 14.27 15.09 15.88 18.26 20.62 21.44 22.23 23.83 25.40 28.58 31.75 6.35 7.14 7.92 8.38 8.74 9.53 10.31 11.13 12.70 14.27 15.88 17.48 19.05 20.62 21.44 23.83 25.40 26.97 28.58 31.75 33.32 6.35 7.92 0.562 0.594 0.625 0.719 0.812 0.844 0.875 0.938 1.000 1.125 1.250 0.250 0.281 0.312 0.330 0.344 0.375 0.406 0.438 0.500 0.562 0.625 0.688 0.750 0.812 0.844 0.938 1.000 1.062 1.125 1.250 1.312 0.250 0.312 91.92 96.95 101.71 115.87 129. 134.35 138.87 147.91 156.66 174.01 190.81 50.22 56.32 62.32 65.85 68.60 74.61 80.51 86.69 98.42 110.03 121.81 133.38 14.62 155.73 161.48 178.07 188.80 199.42 210.18 230.98 241.10 55.25 68.60 61.80 65.15 68.35 77.86 87.11 90.28 93.32 99.39 105.22 116.93 128.22 33.75 37.85 41.88 44.23 46.10 50.13 .10 58.25 66.14 73.94 81.85 .63 97.18 104.65 108.51 119.65 126.87 134.00 141.23 155.21 162.01 37.13 46.1 100 120 XXS-140 160 20 30 STD 40 XS 60 80 100 XXS-120 140 160 10 20 14” 14” 14” 14” 14” 14” 14” 14” 14” 14” 14” 14” 14” 14” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 16” 355.6 355.6 355.6 355.6 355.6 355.6 355.6 355.6 355.6 355.6 355.6 355.6 355.6 355.6 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 406.4 STD-30 8.74 9.53 10.31 11.13 12.70 14.27 15.09 19.05 23.83 25.40 26.97 27.79 31.75 35.71 6.35 7.14 7.92 8.74 9.53 10.31 11.13 12.70 14.27 15.88 16.66 17.48 19.05 20.62 21.44 25.40 26.19 30.96 31.75 36.53 0.344 0.375 0.406 0.438 0.500 0.562 0.594 0.750 0.938 1.000 1.062 1.094 1.250 1.406 0.250 0.281 0.312 0.344 0.357 0.406 0.438 0.500 0.562 0.625 0.656 0.688 0.750 0.812 0.844 1.000 1.031 1.219 1.250 1.438 75.52 82.16 88.68 95.51 108.48 121.33 128.00 159.71 196.94 208.92 220.78 226.93 256.13 284.56 63.28 71.01 78.62 86.58 94.21 101.72 109.59 124.55 139.39 1.48 161.74 169.35 183.81 198.15 205.60 241.06 248.05 2. 296.31 336.57 50.75 55.21 59.59 .18 72.90 81.53 86.01 107.32 132.34 140.39 148.36 152.49 172.11 191.21 42.52 47.72 52.83 58.18 63.31 68.36 73. 83.69 93.67 103.80 108.69 113.80 123.52 133.15 138.15 161.98 166.68 194.56 199.11 226.16 40 XS 60 80 100 120 140 160 10 20 STD-30 XS-40 60 80 100 120 140 16” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 18” 20” 20” 20” 20” 20” 20” 20” 20” 20” 20” 20” 20” 20” 406.4 457 457 457 457 457 457 457 457 457 457 457 457 457 457 457 457 457 457 457 457 508 508 508 508 508 508 508 508 508 508 508 508 508 160 20 40.49 7.92 8.74 9.53 10.31 11.13 12.70 14.27 15.88 17.48 19.05 23.83 25.40 26.97 28.58 29.36 30.18 31.75 34.93 39.67 45.24 8.74 9.53 10.31 11.13 12.70 14.27 15.09 15.88 17.48 19.05 20.62 25.40 26.19 1.594 0.312 0.344 0.375 0.406 0.438 0.500 0.562 0.625 0.688 0.750 0.938 1.000 1.062 1.125 1.156 1.188 1.250 1.375 1.562 1.781 0.344 0.375 0.406 0.438 0.500 0.562 0.594 0.625 0.688 0.750 0.812 1.000 1.031 369.06 88.60 97.59 106.23 114.72 123.62 140.56 157.38 174.50 191.38 207.82 257.13 273.08 288.91 305.01 312.76 320.88 336.33 367.25 412.40 4.03 108.70 118.33 127.82 137.76 156.70 175.51 185.28 194.67 213.59 232.03 250.34 305.35 314.33 247.99 59. 65.58 71.38 77.09 83.07 94.45 105.75 117.25 128.60 139.65 172.78 183.50 194.14 204.96 210.16 215.62 226.00 246.78 277.12 311.81 73.04 79.51 85. 92.57 105.3 117.94 124.50 130.81 143.53 155.92 168.22 205.18 211.22 STD 30 XS 40 60 80 100 120 140 160 STD-20 XS-30 40 60 80 20” 20” 20” 20” 20” 20” 22” 22” 22” 22” 22” 22” 22” 24” 24” 24” 24” 24” 24” 24” 24” 24” 24” 24” 24” 24” 24” 24” 24” 26” 26” 26” 26” 28” 508 508 508 508 508 508 559 559 559 559 559 559 559 610 610 610 610 610 610 610 610 610 610 610 610 610 610 610 610 660 660 660 660 711 100 120 140 160 30.18 31.75 32. 38.10 44.45 50.01 8.74 9.53 12.70 15.88 17.48 19.05 20.62 8.74 9.53 12.70 14.27 15.88 17.48 19.05 20.62 24.61 25.40 26.97 30.18 30.96 38. 46.02 52.37 9.53 12.70 17.48 19.05 9.53 1.188 1.250 1.281 1.500 1.750 1.969 0.344 0.375 0.500 0.625 0.688 0.750 0.812 0.344 0.375 0.500 0.562 0.625 0.688 0.750 0.812 0.969 1.000 1.062 1.188 1.219 1.531 1.812 2.062 0.375 0.500 0.688 0.750 0.375 359.22 376.66 385.40 445.97 513.27 570. 119.80 130.44 172.83 214.84 235.79 256.23 276. 130.90 142.55 188.96 211.76 233.02 258.00 280.43 302.73 358.87 369. 391.69 435.90 442.86 553.26 6.52 727.45 1.42 204.78 279.77 304.15 166.52 241.38 253.10 258.97 299.67 344.90 383.38 80.5 87.65 116.14 144.37 158.44 172.18 185.83 87.96 95.79 126.98 142.30 157.93 173.37 188.44 203.42 241.15 248.55 263.20 292.91 297.59 371.72 434.44 488.82 103.77 137.61 188.00 204.38 118.90 STD-20 XS-30 STD-20 XS 30 40 60 80 100 120 140 STD XS-20 STD 28” 28” 28” 30” 30” 32” 32” 34” 34” 36” 36” 38” 38” 40” 40” 42” 42” 44” 44” 46” 46” 48” 48” 52” 52” 56” 56” 60” 60” ” ” 68” 72” 76” 711 711 711 762 762 813 813 8 8 914 914 965 965 1016 1016 1067 1067 1118 1118 1168 1168 1219 1219 1321 1321 1422 1422 1524 1524 1626 1626 1727 1829 1930 XS-20 12.70 17.48 19.05 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 9.53 12.70 12.70 12.70 12.70 0.500 0.688 0.750 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.375 0.500 0.500 0.500 0.500 220.91 301.98 328.35 178.63 237.05 190.74 253.18 202.84 269.31 214.71 285.13 226.82 301.27 238.93 317.40 251.04 333. 263.14 349.67 275.01 365.49 287.12 381.62 311.33 413. 335.31 445.84 359.52 478.11 383.74 510.38 2.33 574.60 606.55 148.44 202.92 220. 120.03 159.29 128.17 170.13 136.30 180.97 144.28 191.60 152.42 202.44 160.55 213.28 168.69 224.13 176.82 234.92 184.80 245.59 192.93 256.43 209.20 278.12 225.32 299.59 241.50 321.27 257.86 342.96 3.43 386.11 407.58 STD XS-20 STD XS-20 STD XS-20 STD XS-20 STD XS STD XS STD XS STD XS STD XS STD XS 80” 2032 14.27 0.562 717.23 481.95