钢管公称直径、外径、壁厚与理论重量表

1、实用文案依据给水排水制图标准（GB/T50106-2001）第 2.4 节管径中有关规定：1 、水煤气输送钢管（镀锌和非镀锌）、铸铁管等管材，管径标注为DN （mm ）；2 、无缝钢管、焊接钢管（直缝或螺旋缝）、铜管、不锈钢管等管材，管径标注为外径Dx壁厚；3 、钢筋混凝土（或混凝土）管、陶土管、耐酸陶瓷管等管材，管径标注为d；4 、塑料管材，管径宜按产品标准的方法标注；当设计用DN 标注管径时，应有 DN 与相应产品规格对照表。塑料管管径按产品标准的方法标注一般以外径表示，如UPUC 管标注为 de ，HDPE 管标注为De 。1. 总 则本标准规定了石油化工企业用DN10-DN2000的碳

2、钢素钢、合金钢、奥氏体不锈钢无缝钢管及焊接钢管的尺寸系列。10.2本标准适用于石油化工企业中的一般钢制管道。本标准不适用于仪表用管道。本标准代替钢管的公称直径、外径和壁厚（BA3-4-1-92）。2. 引用标准GB8163输送液体用无缝钢管GB9948石油裂化用无缝钢管GB6479化肥设备用高压无缝钢管GB5130高压锅炉用无缝钢管GB/T14976流体输送用不锈钢无缝钢管GB/T3091低压流体输送用镀锌焊接钢管GB/T3092低压流体输送用焊接钢管GB/T14980低压流体输送用大直径电焊钢管SY/T5037普通流体输送管道用螺旋埋弧焊钢管SH3405石油化工企业钢管尺寸系列GB3274普

3、通碳素结构钢和低合金结构钢热轧厚钢板技术条件GB912普通碳素结构钢和低合金结构钢薄钢板技术条件GB6654压力容器用碳素钢和低合金钢厚钢板GB3531低温压力容器用低合金厚钢板技术条件GB5681压力容器用热轧钢带GB711优质碳结构钢热轧厚钢板和宽钢带GB713锅炉用碳素钢和低合金钢板GB3280不锈钢冷轧钢板GB/T4237不锈钢热轧钢板标准文档实用文案GB4238耐热钢板执行本标准时，尚应符合上述相关标准的要求。3. 一般规定3.0.1中国石油化工总公司标准 SH3045-96石油化工企业钢管尺寸系列已颁布代替 SHJ405-89并开始实施.。考虑国内目前钢管及管道法兰组件生产和供应的

4、实际情况。全部执行该标准尚有一定困难。本标准基本按照SH3405-96的规定，但作了若干修改，主要有；a ）公称直径DN350 DN1000钢管的外径仍按我院现行规定编制，以便于与机械 部 法 兰 （ JB/T81-94 JB/T86-94）配套连接。b ） 考 虑 到 在 老 厂 改 造 设 计 中 仍 有 可 能 选 用 小 外 径 钢 管 ， 本 标 准 补 充 列 入 了 外 径 钢管系列，但不推荐选用。c ）本标准列出了中国石化总公司标准石油化工企业钢管尺寸系列（ SH3405-96），当选用该系列时，DN 350须选用与SH相配套的的法兰、管件、紧固件和垫片系列。DN 300可选用

5、SH标准，也可选用其他相配套的标准。d ）表 4.0.1 表 4.0.4中DN 300 的钢管尺寸，亦可与国外某些标准（例如ANSI标准）配套使用。但如果管子为国外订货，则其外径和壁厚应符合国外有关标准 。3.0.2有缝钢管DN6DN150 按低压流体输送用镀锌焊接钢管（ GB/T3091-93)和低压流体输送用焊接钢管（GB/T3092-93）选用。DN150500 按低压流体输送用大直径电焊钢管（GB/T14980-94）选用。4. 钢管尺寸系列4.0.1奥氏体不锈钢无缝钢管尺寸和理论质量见表4.0.1 。4.0.2碳素钢、合金钢无缝钢管的尺寸和理论质量见表4.0.2。4.0.3奥氏体不锈

6、钢焊接钢管的尺寸和理论质量见表4.0.3 。4.0.4碳素钢、合金钢焊接钢管的尺寸和理论质量见表4.0.4。4.0.5小外径系列碳素钢、合金钢、奥氏体不锈钢无缝钢管的尺寸和理论质量见表4.0.5。4.0.6有缝钢管的尺寸和理论质量见表4.0.6.1表 4.0.6.2 表 4.0.6.3 。4.0.7中国石化总公司标准SH3046 的钢管尺寸系列见附录A。4.0.8钢管的每米理论质量可按下式计算：M=0.02466t（ D-t ） .（ 4.0.8 ）式 中 ：M钢 管 质 量 ， kg/mt钢 管 壁 厚 ， mm标准文档实用文案D钢 管 外 径 ， mm对于奥氏体不锈钢钢管，按上式计算后再乘

7、以1.015。精确计算时，各种奥氏体钢的 密 度 见 GB/T14976-94中 的 表 5 。表 4.0.1奥氏体不锈钢无缝钢管尺寸和理论质量公 称外 径壁厚及理论质量直 径sch5ssch10ssch20ssch40ssch80sDNmmmmkg/mmmkg/mmmkg/mmmkg/mmmkg/m10171.20.471.60.622.00.752.50.913.21.1115221.60.822.01.002.51.223.01.434.01.8020271.61.022.01.252.51.533.01.804.02.3025341.61.302.82.193.02.333.52.67

8、4.53.32(32)421.61.622.82.753.02.933.53.375.04.6340481.61.862.83.173.03.384.04.415.05.3850601.62.342.84.013.54.954.05.615.57.50(65)762.03.703.05.483.56.355.08.897.012.0980892.04.363.06.464.08.515.511.507.515.301001142.05.613.08.334.011.016.016.228.522.45(125)1402.89.623.511.965.016.906.521.729.531.03

9、1501682.811.583.514.415.020.407.028.2111.043.232002192.815.154.021.536.534.578.042.2513.067.032502733.523.614.026.936.543.369.562.6615.096.873003254.032.134.536.106.551.829.575.0217.0131.063503774.037.345.046.564004264.547.485.052.69注 : 公 称 壁 厚 超 过 sch80s的 不 锈 钢 钢 管 按 表 选 手 ;标准文档实用文案粗实线以下的数据已超过我国现行的

10、钢管标准的规格范围;带括号者不推荐使用。标准文档实用文案表 4.0.2碳素钢、合金钢无缝钢管的尺寸和理论质量公 称外 径壁厚及理论质量直 径s c h 2 0sc h 3 0s c h 4 0s c h 6 0s c h 8 0sc h 1 0 0s c h 1 2 0s c h 1 4 0s c h 1 6 0x x sD Nm mm mk g / mm mk g / mm mk g / mm mk g / mm mk g / mm mk g / mm mk g / mm mk g / mm mk g / mm mk g / m1 01 72. 50. 893. 51.171 52 23.

11、01. 414. 01.785. 02. 107. 52.682 02 73. 01. 784. 02.275. 52. 928. 03.752 53 43. 52. 634. 53.276. 54. 419. 05.55(32)4 23. 53. 335. 04.566. 55.6910.07.894 04 84. 04. 345. 05.307. 07.0810.09.375 06 03. 54.884. 05. 525. 06.785. 57.397. 09. 158. 510. 7911.013.29(65)7 64. 57.935. 08. 756. 010.367. 011. 91

12、8. 013.429. 515. 5814.021.408 08 94. 59.385. 511.336. 513.227. 515. 079. 017.7611. 021. 1615.027.371 0 01 1 45. 013. 446. 015.987. 018.478. 522. 1111. 027.9414. 034. 5217.040.66(125)1 4 05. 016. 656. 521.408. 026.049. 530. 5713. 040.7116. 048. 9319.056.691 5 01 6 85. 522. 046. 525. 897. 027.799. 537

13、.1311.042. 5914. 053.1718. 066. 5822.079.212 0 02 1 96. 534. 067. 036. 608. 041.6310. 051.5413.066. 0415.075.4618. 089.2220. 098.1524. 0115. 4123.0111.172 5 02 7 36. 542. 728. 052. 289. 561.7313. 083.3515.095. 4318.0113.1922. 0136.1725. 0152.8928. 0169. 1725.0152.893 0 03 2 56. 551. 058. 566. 3410.

14、077.6814. 0107.3717.012 9. 1222.0164.3825. 0184.9528. 0205.0734. 0244. 0026.0191.713 5 03 7 78. 072. 809. 586. 1011. 099.2815. 0133.9019.016 7. 7424.0208.9228. 0240.9832. 0272.2536. 0302. 734 0 04 2 68. 082. 469. 597. 5713. 0132.4017. 0171.4622.021 9. 1826.0256.4632. 0310.9136. 0346.2340. 0380. 754

15、5 04 8 08. 093. 1211.0127. 2214. 0160.8819. 0216.0024.026 9. 8830.0332.9135. 0384.0840. 0436.0245. 0482. 725 0 05 3 09. 5121. 9413.0165. 7415. 0190.5020. 0251.5326.032 3. 1432.0392.9838. 0461.0445. 0538.2050. 0591. 845 5 05 5 99. 5128. 7313.0175. 0417. 0227.2222. 0291.3328.036 6. 6435.0452.2642. 053

16、5.4848. 0604.8654. 0672. 486 0 06 3 09. 5145. 3614.0212. 5718. 0271.6525. 0372.9832.047 1. 8938.0554.7545. 0649.1752. 0741.1860. 0843. 37注:粗实践以下的数据已超过我国现行的钢管标准的规格范围;带括号者不推荐使用.标准文档实用文案表 4.0.3奥氏体不锈钢焊接钢管的尺寸和理论质量公 称外 径公 称 壁 厚 mm直 径2.02.53.03.54.04.55.06.07.08.09.010.011.012.0DNmm理论质量k g/m80894.365.416.4

17、67.498.519.5210.512.414.316.216621001145.616.988.339.6811.012.313.616.218.721.223.61342535(125 )1408.6010.211.913.615.216.920.123.326.429.532.5962602031415016810.312.314.416.418.420.424.328.232.035.839.543.269122031425320021913.516.218.821.524.126.731.937.142.247.352.357.262.1528368945117825027323.6

18、26.930.233.540.146.653.059.465.872.178.31344016734930032532.135.140.047.955.763.471.178.886.494.0405128945135037755.764.873.882.991.8100.77109.623907440042663.0773.4183.7193.94104.1114.2124.337645048071.1982.8794.52106.1117.6129.1140.5144750053078.7091.64104.5117.3130.1142.9155.537609(550)55983.0596

19、.72110.3123.9137.4150.8164.33018060063093.71109.1124.5139.8155.1170.4185.6559832(650)66098.22114.4130.5146.6162.6178.6194.6165994700720107.2124.9142.5160.1177.7195.2212.6标准文档实用文案2377205(750)762132.2150.9169.6188.2206.7225.2883287800820142.4162.5182.6202.7222.7242.6599549(850)864171.4192.6213.7234.82

20、55.901650900920182.6205.2227.7250.2272.722883(950)965191.6215.3239.0262.6286.23536410001020202.6227.7252.8277.8302.745117注:带括号者不推荐使用表 4.0.4碳素钢、合金钢焊接钢管的尺寸和理论质量公 称外 径公 称 壁 厚 mmLGSTDXS直 径4.05.06.07.08.09.010.011.012.013.014.015.016.018.0DNmm理论质量k g/m15016816.120.123.927.731.535.238.9807969620021921.226

21、.331.536.641.646.651.5192031425027326.533.039.545.952.258.564.871.077.283.33412896745300325 39.4647.2054.8962.5470.1377.6885.1892.62100.0107.3标准文档实用文案2735037745.8854.9063.8772.8081.6790.5199.28108.0116.6125.329240042651.9162.1472.3382.4692.55102.5112.5122.5132.4142.2152.098204345048070.1481.6593.121

22、04.5115.9127.2138.4149.7160.8172.04039280500530 77.5490.29102.9115.6128.2140.7153.2165.7178.1190.5202.8094499540(550)55981.8295.29108.7122.0135.3148.6161.8175.0188.1201.2214.207857462560063092.33107.5122.7137.8152.8167.9182.8197.8212.6227.4242.24129180796(650)66096.77112.7128.6144.4160.2176.0191.720

23、7.4223.0238.5254.12389562390700720105.6123.0140.4157.8175.0192.3209.5226.6243.7260.7277.748609215487(750)762130.3148.7267.1185.4203.7221.9240.1258.2276.3294.33524241424800820140.3160.1179.9199.7219.4239.1258.7278.2297.7317.24995501673(850)864168.8189.7210.6231.3252.1272.8293.4314.0334.57608215599009

24、20179.9202.1224.4246.5268.7290.7312.7334.7356.6291807968(950)965188.8212.1235.5258.7282.0305.1328.3351.4374.407081021410001020199.6224.3249.0273.7298.3322.8347.3371.7396.1587002154(1100)1118273.2300.2327.2354.2381.1408.0434.8389440112001220298.3327.9357.4386.9416.3445.7475.0533.595746354标准文档实用文案(130

25、0)1321323.2355.3387.3419.3451.2483.0514.9578.395623908续 上 表公 称外 径公 称 壁 厚 mmLGSTDXS直 径4.05.06.07.08.09.010.011.012.013.014.015.016.018.0DNmm理论质量k g/7383.2416.6451.0485.4519.7553.9622.311661162(1500)1524373.3410.4447.4484.4521.3558.1595.0668.45230180816001620397.0436.4475.8515.1554.4593.6

26、632.8711.136476970(1700)1727423.4465.4507.5549.4591.4633.2675.0758.51807079918001820446.3490.7535.0579.2623.5667.6711.7799.851290797(1900)1930473.4520.5567.5614.5661.4708.3755.1848.77575869020002020495.6544.9594.2643.4692.5741.6790.7888.67610550522002220544.9599.2653.3707.5761.6815.6869.61977.491920

27、32注 :螺旋缝钢管分别为323.9和529 。黑线范围内规格为SY/T5037-92(普通流体输送管道用螺旋缝埋弧焊钢管)中生产的规格。“LG”、“STD”和“XS”与SH3409-96钢板制对焊管件中的壁厚等级相标准文档实用文案对应，分别表示“薄”、“标准”和“加厚”。带括号者不推荐使用。标准文档实用文案表 4.0.5小外径系列碳素钢、合金钢无缝钢管的尺寸和理论质量公称外径壁厚及理论质量直 径sch5ssch10ssch20sch20ssch30sch40sch40ssch60sch80sch100sch120mmmmmmkg/mmkg/mmkg/mmkg/mmkg/mmkg/mmkg/m

28、mkg/mmkg/mmkg/mmkg/mmmmmmmmmmm15181.60.662.00.802.50.973.01.013.01.134.01.3820251.60.942.01.152.51.413.02.633.01.654.02.0725321.61.222.82.053.02.183.52.463.52.504.53.05(32)381.61.462.82.473.02.633.52.983.53.025.04.0740451.61.742.82.953.03.164.04.044.04.105.04.9350571.62.222.83.803.54.623.54.694.05.2

29、34.05.315.06.415.56.997.08.63(65)762.03.703.05.484.57.933.56.355.08.705.08.896.010.367.011.918.013.4280892.04.363.06.464.59.384.08.515.511.335.511.506.513.227.515.079.017.761001082.05.313.07.895.012.704.010.416.015.096.015.327.017.438.520.8611.026.31(125)1332.89.123.511.345.015.785.016.026.520.286.5

30、20.588.024.669.528.9313.038.471501592.810.953.513.625.520.825.019.276.524.447.026.247.026.639.535.0211.040.1514.050.062002192.815.154.021.536.534.066.534.577.036.608.041.638.042.2510.051.5413.066.0415.075.4618.089.222502733.523.614.026.936.542.726.543.368.052.289.561.739.562.6613.083.3515.095.4318.0

31、113.1922.0136.173003254.032.144.536.106.551.056.551.828.566.3410.077.689.575.0214.0107.3717.0129.1222.0164.3825.0184.953503778.072.809.586.1011.099.2811.0100.7915.0133.9019.0167.7424.0208.9228.0240.984004268.082.479.597.5713.0132.4013.0134.3917.0171.4622.0219.1826.0256.4632.0310.94504808.093.1211.01

32、27.2214.0160.8815.0174.5819.0216.0024.0269.8830.0332.9135.0384.085005309.5121.9413.0165.7415.0190.5020.0251.5326.0323.1432.0392.9838.0461.04注 有括号者不推荐选用 表 号 中 有 s 者 仅 为 奥 氏 体 不 锈 钢 钢 管 。sch140sch160mmkg/mmkg/mm5.01.605.52.646.54.096.55.057.06.568.510.179.515.5811.0021.1614.032.4816.046.1618.062.5920.

33、098.1524.0115.4125.0152.8928.0169.1728.0205.0734.0244.0032.0272.2536.0302.7336.0346.2340.0380.7540.0436.0245.0482.7245.0538.2050.0591.84标准文档实用文案表低压流体输送用镀锌钢管的尺寸和理论质量(GB/T3091-93)公称直径外径普通钢管加厚钢管mminmm壁厚 mm理论质量壁厚 mm理论质量kg/mkg/m61/810.02.000.412.500.4981/413.52.250.652.750.76103/817.02.250.872.751.01151/221.32.751.323.251.51203/426.82.751.703.502.0925133.53.252.514.003.00321 1/442.33.253.254.003.90401 1/248.03.503.984.254.7250260.03.505.064.506.33652 1/275.53.756.874.508.1080388.54.008.614.7510.071004114.04.0011.205.0013.791255140.