国标三通

公称尺寸 公称通径 壁厚/理论重量
Sch.5s Sch.10s Sch.20s Sch.20 Sch.30 Sch.40
D1 D2 t1 t2 kg t1 t2 kg t1 t2 kg t1 t2 kg t1 t2 kg t1 t2 kg
15×15 18 18 1.6 1.6 0.06 2.1 2.1 0.074 2.6 2.6 0.09             3 2.9 0.097
20×15 25 18 1.6 1.6 0.09 2.1 2.1 0.112 2.6 2.6 0.14             3 2.9 0.149
×20   25   1.6 0.09   2.1 0.12   2.6 0.15               2.9 0.16
25×15 32 18 1.6 1.6 0.14 2.8 2.1 0.234 3.2 2.6 0.27             3 2.9 0.268
×20   25   1.6 0.15   2.1 0.244   2.6 0.28               2.9 0.283
×25   32   1.6 0.16   2.8 0.269   3.2 0.3               3.2 0.304
32×15 38 18 1.6 1.6 0.21 2.8 2.1 0.351 3.2 2.6 0.4             4 2.9 0.442
×20   25   1.6 0.22   2.1 0.365   2.6 0.42               2.9 0.462
×25   32   1.6 0.24   2.8 0.398   3.2 0.45               3.2 0.489
×32   38   1.6 0.25   2.8 0.414   3.2 0.47               3.6 0.52
40×15 45 18 1.6 1.6 0.3 2.8 2.1 0.491 3.2 2.6 0.56             4 2.9 0.622
×20   25   1.6 0.31   2.1 0.586   2.6 0.58               2.9 0.645
×25   32   1.6 0.32   2.8 0.548   3.2 0.62               3.2 0.678
×32   38   1.6 0.33   2.8 0.567   3.2 0.64               3.6 0.715
×40   45   1.6 0.35   2.8 0.59   3.2 0.67               3.6 0.744
50×20 57 25 1.6 1.6 0.4 2.8 2.1 0.677 3.2 2.6 0.86             4 2.9 0.945
×25   32   1.6 0.42   2.8 0.715   3.2 0.88               3.2 0.982
×32   38   1.6 0.44   2.8 0.747   3.2 0.93               3.6 1.03
×40   45   1.6 0.46   2.8 0.778   3.2 0.97               3.6 1.07
×50   57   1.6 0.49   2.8 0.834   3.6 1.06 3 3.2 0.946         4 1.17
65×25 76 32 2 1.6 0.79 3 2.8 1.17 3.6 3.2 1.39             5 3.2 1.87
×32   38   1.6 0.81   2.8 1.21   3.2 1.43               3.6 1.92
×40   45   1.6 0.82   2.8 1.23   3.2 1.46               3.6 1.96
×50   57   1.6 0.85   2.8 1.28   3.6 1.53 5 3.2 1.03         4 2.04
×65   76   2 0.95   3 1.41   3.6 1.66   4.5 2.06         5 2.27
80×32 89 38 2 1.6 1.06 3 2.8 1.6 3.6 3.2 2.06             6 3.6 2.8
×40   45   1.6 1.07   2.8 1.61   3.2 2.09               3.6 2.84
×50   57   1.6 1.1   2.8 1.65   3.6 2.17 5 3.2 2.38         4 2.93
×65   76   2 1.2   3 1.78   3.6 2.3   4.5 2.62         5 3.16
×80   89   2 1.25   3 1.85   4 2.44   4.5 2.73         5.6 3.35
100×40 108 45 2 1.6 1.57 3 2.8 2.35 4 3.2 3.08             6 3.6 4.41
×50   57   1.6 1.6   2.8 2.4   3.6 3.16 5 3.2 3.84         4 4.5
×65   76   2 1.7   3 2.53   3.6 3.3   4.5 4.07         5 4.74
×80   89   2 1.75   3 2.61   4 3.44   4.5 4.2         5.6 4.94
×100   108   2 1.8   3 2.76   4 3.65   5 4.52         5.9 5.39
125×50 133 57 2.9 1.6 3.26 3.4 2.8 3.87 4 3.6 5.58 5 3.2 5.56       6 4 6.93
×65   76   2 3.35   3 3.98   3.6 5.62   4.5 5.78         5 7.15
×80   89   2 3.41   3 4.06   4 5.84   4.5 5.45         5.6 7.35
×100   108   2 3.51   3 4.23   4 6.04   5 6.21         5.9 7.68
×125   133   2.9 3.87   3.4 4.53   5 6.57   5 6.57         6.3 8.2
150×65 159 76 2.9 2 4.56 3.4 3 5.31 5 3.6 7.77 6 4.5 8.71       7 5 10.86
×80   89   2 4.61   3 5.47   4 7.91   4.5 8.83         5.6 11.06
×100   108   2 4.72   3 5.62   4 8.11   5 9.13         5.9 11.39
×125   133   2.9 5.08   3.4 5.94   5 8.64   5 9.5         6.3 11.91
×150   159   2.9 5.32   3.4 6.22   5 9.05   5.6 10.09         7.1 12.67



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