Class2500突面法兰用金属缠绕垫片的尺寸-ASME B16.20
Class2500突面法兰用金属缠绕垫片的尺寸-ASME B16.20
|
NPS |
Inner Ring |
Sealing Element |
Outer Ring |
TOLERANCE |
|||
|
d1 |
d2 |
d3 |
d4 |
d2 |
d3 |
d4 |
|
|
1/2 |
14.2 |
19.1 |
31.8 |
69.9 |
±0.4 |
±0.8 |
±0.8 |
|
3/4 |
20.6 |
25.4 |
39.6 |
76.2 |
|||
|
1 |
26.9 |
31.8 |
47.8 |
85.9 |
|||
|
1 ¼ |
33.3 |
39.6 |
60.5 |
104.9 |
|||
|
1 ½ |
41.4 |
47.8 |
69.9 |
117.6 |
|||
|
2 |
52.3 |
58.7 |
85.9 |
146 |
|||
|
2 ½ |
63.5 |
69.9 |
98.6 |
168.4 |
|||
|
3 |
78.7 |
92.2 |
120.7 |
196.9 |
|||
|
4 |
97.8 |
117.6 |
149.4 |
235 |
|||
|
5 |
124.5 |
143 |
177.8 |
279.4 |
|||
|
6 |
147.3 |
171.5 |
209.6 |
317.5 |
|||
|
8 |
196.9 |
215.9 |
257.3 |
387.4 |
|||
|
10 |
246.1 |
270 |
311.2 |
476.3 |
±0.8 |
+1.5/-0.8 |
|
| 12 | 292.1 | 317.5 | 368.3 | 549.4 | |||