三通
按照HG/T21633-91标准制作,干管与支管从相应压力等级的管道上截取
DN | 0.25MPa | 0.6MPa | 1.0MPa | 1.6MPa |
L=2L1 | B | L=2L1 | B | L=2L1 | B | L=2L1 | B |
10 | 250 | 50 | 250 | 50 | 250 | 50 | 250 | 50 |
15 | 250 | 50 | 250 | 50 | 250 | 50 | 250 | 50 |
20 | 250 | 50 | 250 | 50 | 250 | 50 | 250 | 50 |
25 | 250 | 50 | 250 | 50 | 250 | 50 | 250 | 50 |
32 | 250 | 50 | 250 | 50 | 250 | 50 | 250 | 50 |
40 | 250 | 50 | 250 | 50 | 250 | 50 | 250 | 50 |
50 | 250 | 50 | 250 | 50 | 250 | 50 | 250 | 50 |
65 | 300 | 50 | 300 | 50 | 300 | 50 | 300 | 50 |
80 | 300 | 50 | 300 | 50 | 300 | 50 | 350 | 60 |
100 | 300 | 50 | 300 | 50 | 350 | 60 | 450 | 80 |
125 | 350 | 50 | 350 | 50 | 450 | 80 | 550 | 100 |
150 | 350 | 50 | 400 | 60 | 550 | 100 | 650 | 120 |
200 | 400 | 50 | 550 | 80 | 700 | 120 | 800 | 150 |
250 | 500 | 60 | 650 | 100 | 750 | 120 | 1100 | 210 |
300 | 550 | 60 | 700 | 100 | 900 | 150 | 1300 | 240 |
350 | 700 | 80 | 850 | 120 | 1100 | 180 | 1450 | 270 |
400 | 750 | 80 | 900 | 120 | 1250 | 210 | 1600 | 300 |
450 | 800 | 80 | 1050 | 150 | 1300 | 210 | 1900 | 360 |
500 | 900 | 100 | 1100 | 150 | 1500 | 250 | 2100 | 400 |
600 | 1000 | 100 | 1350 | 180 | 1800 | 300 | 2400 | 450 |
700 | 1150 | 110 | 1550 | 210 | 2050 | 330 | 2900 | 550 |
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