公稱通徑
DN |
D
|
D2
|
結(jié)構(gòu)長度L
|
|
1.6
|
1.6~4.0
|
|||
40
|
45
|
89
|
450
|
460
|
50
|
57
|
108
|
510
|
500
|
65
|
73
|
133
|
600
|
600
|
80
|
89
|
219
|
620
|
640
|
100
|
108
|
219
|
720
|
770
|
125
|
133
|
273
|
820
|
900
|
150
|
159
|
325
|
920
|
1000
|
200
|
219
|
426
|
1200
|
1250
|
250
|
273
|
529
|
1650
|
1600
|
300
|
325
|
630
|
1700
|
1900
|
350
|
377
|
720
|
1800
|
2200
|
400
|
426
|
820
|
2100
|
2400
|