国标管材壁厚1.doc

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1、管材种类公称直径（mm）外径（mm）壁厚（mm）内径（mm）内孔总面积电线管TCJDGDN1615.871.612.67126DN2019.051.615.85197DN2525.41.622.2387DN3231.751.628.55640DN4038.11.634.9957DN5050.81.647.61780焊接钢管SCDN1520.752.515.75194DN2026.252.521.25355DN25322.527573DN3240.752.535.751003DN40462.5411320DN50582.5532206DN

2、70743683613DN8086.5380.55089DN10011231068824对缝焊接钢管（水、煤气管）规格、尺寸表公称直径外径普通节（mm）加厚节（mm）壁厚内径d计算内径d0重量Kg/m壁厚内径d计算内径d0重量Kg/m152025324050708010012515021.2526.7533.5042.2548.0060.0075.588.5114.00140.00165.002.752.753.253.253.503.503.754.004.004.504.5015.7521.2527.035.7541.0053.

3、0068.0080.50106.00131.00156.0014.7520.2526.0034.7540.0052.0067.0079.50105.00130.00155.001.251.632.423.133.844.886.648.3410.8515.0417.813.253.54.04.04.254.504.504.755.005.505.5014.7519.7525.5034.2539.5051.0066.5079.00104.00129.00154.0013.7518.7524.5033.2538.5050.0065.5078

4、.00103.00128.00153.001.442.012.913.774.586.167.889.8113.4418.2421.63镀锌钢管比不镀锌钢管重3%~6%热轧无缝钢管规格、尺寸表外径壁厚（mm）2.52.83.03.54.04.55.05.56.07.0钢管理论重量（Kg/m）3238421.822.192.442.022.432.702.152.592.892.462.983.352.763.353.753.053.724.163.334.074.563.594.414.953.854.745.334.325.356.0

5、4455054576063.5687073768389951021081141211271331401461521592.622.932.913.253.113.483.774.004.224.484.814.965.185.403.584.014.364.624.885.185.575.746.006.266.867.387.908.504.044.544.935.235.525.876.316.516.817.107.798.388.989.6710.2610.8511.5412.1312.734.495.055.495.836.1

6、66.557.057.277.607.938.719.3810.0410.8211.4912.1512.9313.5914.2615.0415.7016.3717.154.935.556.046.416.787.217.778.018.388.759.6210.3611.1011.9612.7013.4414.3015.0415.7816.6517.3918.1318.995.366.046.586.997.397.878.488.759.169.5010.5111.3312.1413.0913.9014.7215.6716.4817.

7、2918.2419.0619.8720.825.776.517.107.557.998.519.179.479.9110.3611.3912.2813.1714.2115.0915.9817.0217.9018.7919.8320.7221.6022.646.567.428.118.639.159.7510.5310.8811.3911.9113.1214.1615.1916.4017.4418.4719.6820.7221.7522.9624.025.0326.24