公称通径
Nominal pipe size DN |
端部外径
Outside Diameter at Bevel |
中心至端面 Center
to End |
D |
C |
M |
A 系列
Series A |
B 系列
Series B |
450 |
457.2 |
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 |
950 |
965 |
― |
711 |
1000 |
1016 |
1020 |
749 |
1050 |
1067 |
― |
762 |
711 |
1100 |
1118 |
1120 |
813 |
762 |
1150 |
1168 |
― |
851 |
800 |
1200 |
1220 |
1220 |
889 |
838 |
|
公称通径
Nominal pipe size DN |
端部外径
Outside Diameter at Bevel |
中心至端面 Center
to End |
D |
C |
M |
A 系列
Series A |
B 系列
Series B |
15 |
21.3 |
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 |
90 |
101.6 |
―― |
95 |
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 |
|
