钢管公称直径、外径、壁厚和理论重量表

1、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UPU管标注为de，HDP管标注为Deb1. 总则1.0.1 本标准规定了石油化工企业用DN10-DN2000 的碳钢素钢、合金钢、奥

2、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。1.0.3 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普通

3、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

4、前 钢 管 及 管 道 法 兰 组 件 生 产 和 供 应 的 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DN350DN1000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/T81-94JB/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

5、用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 .33 13.64 16.2218.75 21.23 23.65(125)1408.6010.29 1-.96 13.62 15.2616.90 2C.12 23.30 26.43 :29.51 325415016810.36 12.39 14.41 16.4218.42 20.40 24.33 28.21 3204 3582 39.55i 43.2320021913.55 16.22 18.88 21.5324.16 26.78 31.99 37.14 42.25 4731 52357.27 62.18250273

6、23.61 26i.93 30.24 33.5440.10 46.61 53.06 59.47 (65.83 72.14 78.3!30032532.14 355.10 40.05 47.9155.72 63.48 71.19 78.84 ；86.45 94.0135037755.72 64.83 73.89 82.9091.87100.77109.6440042663.0773.4183.7193.94104.13114.27 124.3645048071.1982.8794.52106.11117.64 129.14 140.5750053078.7091.64104.53117.37 1

7、30.16 142.90 155i.59(550)55983.0596.72110.33123.90 137.41 150.88 164.3060063093.71109.15124.55 139.89 155.18 17().43 18562(650)66098.22114.41130.56 146.65 162.69 178.69 19464700720107.22124.93 142.57 160.17 177.72 195.20 212.65(750)762132.28150.98 169.63 188.22 206i.78 22527800820142.45162.59 182.69

8、 202.75 22：!.74 24269(850)864171.40192.61 213.76 234.85 255i.90900920182.62205.22 227.78 250.28 272!.73(950)965191.63215.35 239.03 262.66 286i.2410001020202.64227.75 252.81 277.81 302!.77注：带括号者不推荐使用公称外径公称壁厚mmLGSTDXS直径4.05.06.07.08.09.010.011.012.013.014.015.016.018.0DNmm理论质量kg/m15016816.18 20).10 23

9、.97 27.7931.56 35.29 38.9620021921.21 26i.39 31.52 36.6041.63 46.61 51.5425027326.53 33i.04 39.51 45.9252.28 58.59 64.86 71.07 7.24 833530032539.4647.2054.8962.5470.1377.6885.1892.62100.02107.3735037745.8854.9063.8772.8081.6790.5199.28108.02116.69 125.3240042651.9162.1472.3382.4692.55102.5912.58 122

10、.52 132.40 142：.24 152.0345048070.1481.6593.12104.54 15.90 127.23 138.49 149.72 16088 172.C050053077.5490.29102.99 -15.64 18.24 140.79 153.29 165.75 178.14 190.501202.80(550)55981.8295.29108.70 -22.07 1：55.38 143.65 161.87 175.04 188.16 201.2；! 214.2560063092.33107.54 -22.71 1：37.82 152.89 167.91 18

11、2.88 197.80 212.67227.49242.26(650)66096.77112.72 -28.63 144.48 160.29 176.05 191.76 207.42 223.03i 238.59254.10700720105.64 -23.08 1,40.46 157.80 175.09 192.32 209.51 226.65，243.74260.78 277.77(750)762130.33 -48.75 267.12 185.44 203.72 221.94 240.11 258.24276.32294.34800820140.34 -60.19 179.99 199.

12、75 219.45 239.10 258.71 278.26i 297.77317.23(850)864168.87 -89.76 210.60 231.38 252.12 272.B1 293.45 314.05| 334.59900920179.92 :!02.19 24.41 246.58 268.70 290.77 312.79 334.76i 356.68(950)965188.80 :!12.17 2込.50 258.78 282.01 305.10 328.32 3514374.4410001020199.65 :!24.38 219.07 273.70 298.30 322.B

13、2 347.31 371.75i 396.14(1100)1118273.23 :90.28 327.29 354.24 381.14 408.00 434.8112001220298.39 :总7.95 357.47 386.94 416,.36 445.73 475.05 533.54(1300)1321323.29 :运5.35 337.36 419.32 451.23 483.09 514.90 578.38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kg/m140014

14、20347.71 :583.21 416.66 451.06 485，.41 519.71 553.$6 622.32(1500)1524373.35 4H0.42 447.43 484.40 52-.31 558.18 595.C0 668.4816001620397.03 4L36.46 475.84 515.17 554.46 593.69 632.87 711.101(1700)1727423.41 45.48 507.50 549.47 591.40 633.27 675.09 758.59118001820446.35 4L90.71 535.02 579.29 623,.50 6

15、67.67 711.79 799.87(1900)1930473.47 J)20.55 557.57 614.55 661.48 708.36 755.19 848.70120002020495.67 5)44.96 594.21 643.40 69；：.55 741.65 790.70 888.6522002220544.99 5)99.21 653.39 707.52 761.60 815.63869.61977.42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“

16、 XS ”与SH3409-96 钢板制对焊管件中的壁厚等级相对应，分别表示“薄”、“标准”和“加厚”。 带括号者不推荐使用。公称外径壁厚及理论质量直径mmmmsch5ssch10ssch20sch20ssch30sch40sch40ssch60sch80sch100sch120sch140sch160mmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/m15181.60.662.00.802.50.973.01.013.01.134.01.385.01.6020251.60.942.01.15

17、2.51.413.02.633.01.654.02.075.52.6425321.61.222.82.053.02.183.52.463.52.504.53.056.54.09(32)381.61.462.82.473.02.633.52.983.53.025.04.076.55.0540451.61.742.82.953.03.164.04.044.04.105.04.937.06.5650571.62.222.83.803.54.623.54.694.05.234.05.315.06.415.56.997.08.638.510.17(65)762.03.703.05.484.57.933.

18、56.355.08.705.08.896.010.367.011.918.013.429.515.5880892.04.363.06.464.59.384.08.515.511.335.511.506.513.227.515.079.017.7611.0021.161001082.05.313.07.895.012.704.010.416.015.096.015.327.017.438.520.8611.026.3114.032.48(125)1332.89.123.511.345.015.785.016.026.520.286.520.588.024.669.528.9313.038.471

19、6.046.161501592.810.953.513.625.520.825.019.276.524.447.026.247.026.639.535.0211.040.1514.050.0618.062.592002192.815.154.021.536.534.066.534.577.036.608.041.638.042.2510.051.5413.066.0415.075.4618.089.2220.098.1524.0115.412502733.523.614.026.936.542.726.543.368.052.289.561.739.562.6613.083.3515.095.

20、4318.0113.1922.0136.1725.0152.8928.0169.173003254.032.144.536.106.551.056.551.828.566.3410.077.689.575.0214.0107.3717.0129.1222.0164.3825.0184.9528.0205.0734.0244.003503778.072.809.586.1011.099.2811.0100.7915.0133.9019.0167.7424.0208.9228.0240.9832.0272.2536.0302.734004268.082.479.597.5713.0132.4013

21、.0134.3917.0171.4622.0219.1826.0256.4632.0310.936.0346.2340.0380.754504808.093.1211.0127.2214.0160.8815.0174.5819.0216.0024.0269.8830.0332.9135.0384.0840.0436.0245.0482.725005309.5121.9413.0165.7415.0190.5020.0251.5326.0323.1432.0392.9838.0461.0445.0538.2050.0591.84表4.061 低压流体输送用镀锌钢管的尺寸和理论质量(GB/T309

22、1-93)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 1/275.53.756.874.508.108

23、0388.54.008.614.7510.071004114.04.0011.205.0013.791255140.04.0013.805.5018.661506165.04.50118.315.5022.13表4.062 低压流体输送用焊接钢管的尺寸和理论质量(GB/T3092-93)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/m61/810.02.000.392.500.4681/413.52.250.622.750.73103/817.02.250.822.750.97151/221.32.751.263.251.45203/426.82.751

24、.633.502.0125133.53.252.424.002.91321 1/442.33.253.134.003.78401 1/248.03.503.844.254.5850260.03.504.884.506.16652 1/275.53.756.644.507.8880388.54.008.344.759.811004114.04.0010.855.0013.441255140.04.0013.425.5018.241506165.04.5017.815.5021.63表4.063 低压流体输送用大直径电焊钢管的尺寸系列和理论质量(GB/T14980-94)公称外径公称壁厚mm4.0

25、4.55.05.56.07.08.010.011.012.0(in)mm理论质量(重量),kg/m(65/8)168.316.2118.1820.1322.0824.01(7)177.817.1419.2321.3023.3725.42(75/8)193.718.7120.1023.2725.5227.80(85/8)219.121.2223.8126.4028.9731.5336.6141.6351.56(95/8)244.523.7226.6329.5332.4235.2941.0046.6657.83(103/4)27333.0436.2839.5145.9252.2864.86(123

26、/4)323.939.3243.1947.0454.7062.3277.4184.8892.30(14)355.647.4851.7360.1868.5785.2293.48101.7(16)406.454.3759.2468.9478.5997.75107.3116.7(18)457.261.2666.7677.7188.62110.3121.4131.7(20)50868.1574.2886.4898.64122.8134.8146.8注：根据需方要求,并经供需双方协议,可供应介于上表所列外径和壁厚之间尺寸的钢管。5. 常用钢管材料和标准5.0.1 用于无缝钢管的标准和材料牌号见表5.0.

27、1。表5.0.1 无缝钢管标准和材料牌号材料牌号钢管标准号材料牌号钢管标准号材料牌号钢管标准号16MnGB64791Cr5MoGB9948GB816309MnVGB8163GB81631Cr18Ni910GB647912Cr1MoVGGB53101Cr19Ni9GB9948GB994812CrMoGGB53101Cr19Ni11NbGB9948GB5310GB816312CrMoGB647920GB99480Cr18Ni9GB994815CrMoGGB531000Cr19Ni10GB/T149760Cr17Ni12Mo200Cr17Ni14Mo220GGB531015CrMoGB64790Cr

28、18Ni10TiGB6479GB99480Cr18Ni11Nb(1Cr18Ni9Ti)16MnGB81631Cr5MoGB6479注：带括号者不推荐使用。5.0.2 焊接钢管及用于焊接钢管的钢板材料牌号和标准见表5.0.2表5.0.2 焊接钢管和钢板材料牌号及标准材料牌号钢管标准号钢板标准号材料牌号钢管标准号钢板标准号Q235AGB/T3091GB327420RGB6654Q235BGB/T3092GB/T14980SY/T5037GB91216MnRGB56811020GB71116Mn20g15Mng16MnDR09Mn 2VDR12CrMoR15CrMoR0Cr19Ni900Cr19Ni

29、110Cr17Ni12Mo200Cr17Ni14Mo20Cr18Ni11Ti0Cr18Ni11Nb(1Cr18Ni9Ti)GB713GB3531GB3280GB/T4237GB4238注：带括号者不推荐使用附录A 中国石化总公司标准SH3405钢管尺寸系列A.0.1奥氏体不锈钢无缝钢管的尺寸和理论质量见表A.0.1A.0.2 碳素钢、合金钢无缝钢管的尺寸和理论质量见表A.0.2A.0.3奥氏体不锈钢焊接钢管的尺寸和理论质量见表A.0.3A.0.4 碳素钢、合金钢焊接钢管的尺寸和理论质量见表A.0.4表A.0.1 奥氏体不锈钢无缝钢管尺寸和理论质量公称外径直径sch5ssch10ssch20ssch40ssch80sDNmmmmkg/mmmkg/mmmkg/mmmkg/mmmkg/m10171.20.471.60.622.00.752.50.913.21.1115221.60.822.01.002.51.223.01.434.01.8020271.61.02