管道公称直径壁厚及压力对照表

管道公称直径一览表（美国ASME标准

S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

六角头螺栓螺纹规格 M10、 M12、 M14、 M16、 M18、 M20 、M22、 M24、 M27、M30 、M33、 M36、M39 、M42、

STD 4060XS 80100120140160XXS 1.73

1.73

2.41 2.412.24

2.24

3.02 3.022.31

2.31

3.2 3.22.77

2.77

3.73 3.73

4.787.472.87

2.87

3.91 3.91 5.567.823.38

3.38

4.55 4.55 6.359.093.56

3.56

4.85 4.85 6.359.73.68

3.68 5.08 5.087.1410.153.91

3.91 5.54 5.548.7411.075.49

5.497.017.0111.1314.025.49

5.497.627.6211.1315.245.74

5.748.088.08

6.02

6.028.568.5611.1313.491

7.126.55

6.559.539.5312.715.8819.05

7.11

7.1110.9710.9714.2718.2621.958.18

8.1810.3112.712.715.0918.2620.6223.0122.239.279.2712.712.715.0918.2621.4425.428.5825.4

9.5310.3114.2712.717.4821.4425.428.5833.3225.4

9.5311.1315.0912.719.0523.8327.7931.7535.71

9.5312.716.6612.721.4426.1930.9636.5340.49

9.5314.2719.0512.723.8329.3634.9339..6745.249.5315.0920.6212.726.1932.5438.144.4550.01

9.53

22.2312.728.5834.9341.2847.6353.989.5317.4824.6112.730.9638.8946.0252.3759.54

9.53

12.79.53

12.79.5317.48

12.79.5319.05

12.79.53

12.79.5312.730.1817.4819.0531.7520.6222.2323.8325.426.9728.5830.1817.4819.0531.7520.6222.2323.8325.426.9728.5830.1817.4819.0531.7520.6222.2323.8325.426.9728.5830.1817.4819.0531.7520.6222.2323.8325.426.9728.5830.1817.4819.0531.7520.6222.2323.8325.426.9728.58

国ASME 标准）

焊接和无缝钢管壁厚系列

30.1817.4819.0531.7520.6222.2323.8325.426.9728.58

如Sch5S与5S意义相同，Sch30与30意义相同

5 6.4 6.810151625404264100

30040060090015002500

、M33、 M36、M39 、M42、 M45、M48、M52、 M56、M64、M72、 M76、 M90