HG20553Ia-2011奥氏体不锈钢管
公称直径 NPS  外径 SCH5S SCH10S SCH40S SCH80S 备注
6 1/8 10.2 0.27 0.37 0.45  
8 1/4 13.5 0.47 0.64 0.76  
10 3/8 17.2 0.62 0.85 1.1  
15 1/2 21.3 0.78 0.95 1.32 1.57  
20 3/4 26.9 1 1.23 1.72 2.26  
25 1 33.7 1.27 1.99 2.41 3.24  
32 1.25 42.4 1.61 2.82 3.44 4.61  
40 1.5 48.3 1.84 3.25 3.97 5.34  
50 2 60.3 2.32 4.11 5.55 7.55  
65 2.5 76.1 3.65 5.75 8.77 12.08  
80 3 88.9 4.29 6.76 11.50 15.96  
100 4 114.3 5.54 8.77 16.78 22.90  
125 5 139.7 9.78 12.08 20.73 31.99  
150 6 168.3 11.83 14.62 28.23 42.67  
200 8 219.1 15.46 21.22 41.65 63.69  
250 10 273 23.92 26.54 57.34 80.30  
300 12 323.9 31.56 35.45 77.41 95.99  
350 14 355.6 34.68 43.23 85.23 105.77  
400 16 406.4 ##### 49.50 97.76 121.43  
450 18 457 44.69 55.73 110.24 137.03  
500 20 508 62.02 69.38 122.81 152.75  
550 22 559 68.31 76.43  
600 24 610 ##### 93.80 147.96 184.19