国标系列壁厚重量表

inch 公称通径DN 外径D SCH5s SCH10s SCH20s LG SCH20 SCH30 STD
B系列 壁厚 重量 壁厚 重量 壁厚 重量 壁厚 重量 壁厚 重量 壁厚 重量 壁厚 重量
1/2" 15 18 1.6 0.0 2.1 0.0 2.6 0.1 -   -   -   -  
3/4" 20 25 1.6 0.1 2.1 0.1 2.6 0.1 -   -   -   -  
1" 25 32 1.6 0.1 2.8 0.1 3.2 0.1 -   -   -   -  
11/4" 32 38 1.6 0.1 2.8 0.2 3.2 0.2 -   -   -   -  
11/2" 40 45 1.6 0.2 2.8 0.3 3.2 0.3 -   -   -   -  
2" 50 57 1.6 0.3 2.8 0.4 3.6 0.6 -   3.2 0.5 -   -  
21/2" 65 76 2.0 0.5 3.0 0.8 3.6 1.0 -   4.5 1.2 -   -  
3" 80 89 2.0 0.8 3.0 1.1 4.0 1.5 -   4.5 1.7 -   -  
4" 100 108 2.0 1.3 3.0 1.9 4.0 2.5 -   5.0 3.0 -   -  
5" 125 133 2.9 2.8 3.4 3.2 5.0 4.7 -   5.0 4.7 -   -  
6" 150 159 2.9 4.0 3.4 4.7 5.0 6.8 -   5.6 7.6 -   -  
8" 200 219 2.9 7.4 4.0 10.1 6.3 15.8 -   6.3 15.8 7.1 17.8 -  
10" 250 273 3.6 14.3 4.0 15.9 6.3 24.8 -   6.3 24.8 8.0 31.3 -  
12" 300 325 4.0 22.7 4.5 25.5 6.3 35.5 -   6.3 35.5 8.8 49.3 -  
14" 350 377 4.0 30.8 5.0 38.4 8.0 61.0 8.0 61.0 8.0 61.0 10.0 75.8 10.0 75.8
16" 400 426 4.0 39.8 5.0 49.7 8.0 78.9 8.0 78.9 8.0 78.9 10.0 98.2 10.0 98.2
18" 450 478 4.0 50.3 5.0 62.8 8.0 99.8 8.0 99.8 8.0 99.8 11.0 136.4 10.0 124.3
20" 500 529 5.0 77.3 5.6 86.5 8.0 123.0 8.0 123.0 10.0 153.1 12.5 190.5 10.0 153.1
22" 550                              
24" 600 630 5.6 123.8 6.3 139.1 -   8.0 176.2 -   -   10.0 219.5
26" 650                             0.0
28" 700 720 -   -   -   8.0 235.3 -   -   10.0 293.2
30" 750                             0.0
32" 800 820 -   -   -   8.0 306.6 -   -   10.0 382.3
34" 850                             0.0
36" 900 920 -   -   -   8.0 387.4 -   -   10.0 483.2
38" 950                             0.0
40" 1000 1020 -   -   -   8.0 477.7 -   -   10.0 595.9
42" 1050                             0.0
44" 1100 1120 -   -   -   8.0 577.4 -   -   10.0 720.4
46" 1150                             0.0
48" 1200 1220 -   -   -   8.0 686.5 -   -   10.0 856.7


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Fitting specification, Standard and identification

There are different varieties of pipe fittings made of various materials and available in various shapes and sizes.