公称通径 |
垫片 内径 D1 |
垫片 外径 D2 |
垫片 厚度 T |
|
NPS/ in |
DN |
|||
15 |
25 |
35 |
1.5 |
|
20 |
33 |
43 |
||
1 |
25 |
38 |
51 |
|
32 |
48 |
64 |
||
40 |
54 |
73 |
||
2 |
50 |
73 |
92 |
|
65 |
86 |
105 |
||
3 |
80 |
108 |
127 |
|
4 |
100 |
132 |
157 |
|
5 |
125 |
160 |
186 |
|
6 |
150 |
190 |
216 |
|
8 |
200 |
238 |
270 |
|
10 |
250 |
286 |
324 |
|
12 |
300 |
343 |
381 |
|
14 |
350 |
375 |
413 |
3 |
16 |
400 |
425 |
470 |
|
18 |
450 |
489 |
535 |
|
20 |
500 |
535 |
585 |
|
24 |
600 |
640 |
690 |