@
En
Cn
Big5
Restrictions in the current IP address here
ISO9001: 2000 quality standard certification enterprises; national pressure pipeline components manufacturing business license, NO: TS2710C29-2011
公称通径
Nominal Dia DN
端部外径
Overall Dia.of End
中心至尺寸
SizeFromCenter
to End Surface
D1
D2
cm
A系列
A Series
B系列
B Series
15
21.9
18
25
20
26.9
25
29
25
33.7
32
38
32
42.4
38
48
40
48.3
45
57
50
60.3
57
64
65
76.1(73)
76
76
80
88.9
89
86
100
114.3
108
105
125
139.7
133
124
150
168.3
159
143
200
219.1
219
178
250
273.0
273
216
300
323.9
325
254
350
355.6
377
279
400
406.4
426
305
450
457.0
478
343
500
508.0
529
381
550
559
-
419
600
610
630
432
650
660
-
495
700
711
720
521
750
762
-
559
800
813
820
597
850
864
-
635
900
914
920
673
100
1016
1020
749
1050
1067
-
813
1100
1118
1120
851
1200
1220
1220
889
1300
1321
-
965
1400
1420
-
1024
1500
1524
-
1118
