八角形、椭圆型金属环垫尺寸(摘自HG20633-97)
a)八角型 b)椭圆型
公称通径 |
PN2.0 Mpa(Class 150) |
PN5.0 Mpa(Class 300)和PN11.0 Mpa(Class 600) |
|||||||||||
NPS/ in |
DN |
环号 R |
节径 P |
环宽 A |
环高 |
环平面 宽度 C |
环号 R |
节径 P |
环宽 A |
环高 |
环平面 宽度 C |
||
八角形 H |
椭圆形 B |
八角形 H |
椭圆形 B |
||||||||||
15 |
R11 |
34.14 |
6.35 |
11.11 |
9.53 |
4.32 |
|||||||
20 |
R13 |
42.88 |
7.94 |
14.29 |
12.7 |
5.23 |
|||||||
1 |
25 |
R15 |
47.62 |
7.94 |
14.29 |
12.7 |
5.23 |
R16 |
50.8 |
7.94 |
14.29 |
12.7 |
5.23 |
32 |
R17 |
57.15 |
7.94 |
14.29 |
12.7 |
5.23 |
R18 |
60.32 |
7.94 |
14.29 |
12.7 |
5.23 |
|
40 |
R19 |
65.07 |
7.94 |
14.29 |
12.7 |
5.23 |
R20 |
68.27 |
7.94 |
14.29 |
12.7 |
5.23 |
|
2 |
50 |
R22 |
82.55 |
7.94 |
14.29 |
12.7 |
5.23 |
R23 |
82.55 |
11.11 |
17.46 |
15.88 |
7.75 |
65 |
R25 |
101.6 |
7.94 |
14.29 |
12.7 |
5.23 |
R26 |
101.6 |
11.11 |
17.46 |
15.88 |
7.75 |
|
3 |
80 |
R29 |
114.3 |
7.94 |
14.29 |
12.7 |
5.23 |
R31 |
123.82 |
11.11 |
17.46 |
15.88 |
7.75 |
4 |
100 |
R36 |
149.22 |
7.94 |
14.29 |
12.7 |
5.23 |
R37 |
149.22 |
11.11 |
17.46 |
15.88 |
7.75 |
5 |
125 |
R40 |
171.45 |
7.94 |
14.29 |
12.7 |
5.23 |
R41 |
180.98 |
11.11 |
17.46 |
15.88 |
7.75 |
6 |
150 |
R43 |
193.68 |
7.94 |
14.29 |
12.7 |
5.23 |
R45 |
211.12 |
11.11 |
17.46 |
15.88 |
7.75 |
8 |
200 |
R48 |
247.65 |
7.94 |
14.29 |
12.7 |
5.23 |
R49 |
269.88 |
11.11 |
17.46 |
15.88 |
7.75 |
10 |
250 |
R52 |
304.8 |
7.94 |
14.29 |
12.7 |
5.23 |
R53 |
323.85 |
11.11 |
17.46 |
15.88 |
7.75 |
12 |
300 |
R56 |
381 |
7.94 |
14.29 |
12.7 |
5.23 |
R57 |
381 |
11.11 |
17.46 |
15.88 |
7.75 |
14 |
350 |
R59 |
396.88 |
7.94 |
14.29 |
12.7 |
5.23 |
R61 |
419.1 |
11.11 |
17.46 |
15.88 |
7.75 |
16 |
400 |
R64 |
454.03 |
7.94 |
14.29 |
12.7 |
5.23 |
R65 |
469.9 |
11.11 |
17.46 |
15.88 |
7.75 |
18 |
450 |
R68 |
517.53 |
7.94 |
14.29 |
12.7 |
5.23 |
R69 |
533.4 |
11.11 |
17.46 |
15.88 |
7.75 |
20 |
500 |
R72 |
558.8 |
7.94 |
14.29 |
12.7 |
5.23 |
R73 |
584.2 |
12.7 |
19.05 |
17.46 |
8.66 |
22 |
550 |
- |
R81 |
635 |
14.29 |
19.05 |
- |
9.58 |
|||||
24 |
600 |
R76 |
673.1 |
7.94 |
14.29 |
12.7 |
5.23 |
R77 |
692.15 |
15.88 |
22.23 |
20.54 |
10.49 |
公称通径 |
PN15.0 Mpa(Class 900) |
PN26.0 Mpa(Class 1500) |
|||||||||||
NPS/ in |
DN |
环号 R |
节径 P |
环宽 A |
环高 |
环平面 宽度 C |
环号 R |
节径 P |
环宽 A |
环高 |
环平面 宽度 C |
||
八角形 H |
椭圆形 B |
八角形 H |
椭圆形 B |
||||||||||
15 |
R12 |
39.67 |
7.94 |
14.29 |
12.7 |
5.23 |
R12 |
39.67 |
7.94 |
14.29 |
12.7 |
5.23 |
|
20 |
R14 |
44.45 |
7.94 |
14.29 |
12.7 |
5.23 |
R14 |
44.45 |
7.94 |
14.29 |
12.7 |
5.23 |
|
1 |
25 |
R16 |
50.8 |
7.94 |
14.29 |
12.7 |
5.23 |
R16 |
50.8 |
7.94 |
14.29 |
12.7 |
5.23 |
32 |
R18 |
60.32 |
7.94 |
14.29 |
12.7 |
5.23 |
R18 |
60.32 |
7.94 |
14.29 |
12.7 |
5.23 |
|
40 |
R20 |
68.28 |
7.94 |
14.29 |
12.7 |
5.23 |
R20 |
68.28 |
7.94 |
14.29 |
12.7 |
5.23 |
|
2 |
50 |
R24 |
95.25 |
11.11 |
17.46 |
15.88 |
7.75 |
R24 |
95.25 |
11.11 |
17.46 |
15.88 |
7.75 |
65 |
R27 |
107.95 |
11.11 |
17.46 |
15.88 |
7.75 |
R27 |
107.95 |
11.11 |
17.46 |
15.88 |
7.75 |
|
3 |
80 |
R31 |
123.82 |
11.11 |
17.46 |
15.88 |
7.75 |
R35 |
136.52 |
11.11 |
17.46 |
15.88 |
7.75 |
4 |
100 |
R37 |
149.22 |
11.11 |
17.46 |
15.88 |
7.75 |
R39 |
161.92 |
11.11 |
17.46 |
15.88 |
7.75 |
5 |
125 |
R41 |
180.98 |
11.11 |
17.46 |
15.88 |
7.75 |
R44 |
193.68 |
11.11 |
17.46 |
15.88 |
7.75 |
6 |
150 |
R45 |
211.12 |
11.11 |
17.46 |
15.88 |
7.75 |
R46 |
211.12 |
12.7 |
19.05 |
17.46 |
8.66 |
8 |
200 |
R49 |
269.88 |
11.11 |
17.46 |
15.88 |
7.75 |
R50 |
269.88 |
15.88 |
22.23 |
20.64 |
10.49 |
10 |
250 |
R53 |
323.85 |
11.11 |
17.46 |
15.88 |
7.75 |
R54 |
323.85 |
15.88 |
22.23 |
20.64 |
10.49 |
12 |
300 |
R57 |
381 |
11.11 |
17.46 |
15.88 |
7.75 |
R58 |
381 |
22.23 |
28.58 |
26.99 |
14.81 |
14 |
350 |
R62 |
419.1 |
15.88 |
22.23 |
20.64 |
10.49 |
R63 |
419.1 |
25.4 |
33.34 |
31.75 |
17.3 |
16 |
400 |
R66 |
469.9 |
15.88 |
22.23 |
20.64 |
10.49 |
R67 |
469.9 |
28.58 |
36.51 |
34.93 |
19.81 |
18 |
450 |
R70 |
533.4 |
19.05 |
25.4 |
23.81 |
12.32 |
R71 |
533.4 |
28.58 |
36.51 |
34.93 |
19.81 |
20 |
500 |
R74 |
584.2 |
19.05 |
25.4 |
23.81 |
12.32 |
R75 |
584.2 |
31.75 |
39.69 |
38.1 |
22.33 |
24 |
600 |
R78 |
692.15 |
25.4 |
33.34 |
31.75 |
17.3 |
R79 |
692.15 |
34.93 |
44.45 |
41.28 |
24.82 |
公称通径 |
PN42.0 MPa(Class 2500) |
||||||||||||
NPS/ in |
DN |
环号 R |
节径 P |
环宽 A |
环高 |
环平面 宽度 C |
|||||||
八角形 H |
椭圆形 B |
||||||||||||
15 |
R12 |
39.67 |
7.94 |
14.29 |
12.7 |
5.23 |
|||||||
20 |
R14 |
44.45 |
7.94 |
14.29 |
12.7 |
5.23 |
|||||||
1 |
25 |
R16 |
50.8 |
7.94 |
14.29 |
12.7 |
5.23 |
||||||
32 |
R18 |
60.32 |
7.94 |
14.29 |
12.7 |
5.23 |
|||||||
40 |
R20 |
68.28 |
7.94 |
14.29 |
12.7 |
5.23 |
|||||||
2 |
50 |
R24 |
95.25 |
11.11 |
17.46 |
15.88 |
7.75 |
||||||
65 |
R27 |
107.95 |
11.11 |
17.46 |
15.88 |
7.75 |
|||||||
3 |
80 |
R31 |
123.82 |
11.11 |
17.46 |
15.88 |
7.75 |
||||||
4 |
100 |
R37 |
149.22 |
11.11 |
17.46 |
15.88 |
7.75 |
||||||
5 |
125 |
R41 |
180.98 |
11.11 |
17.46 |
15.88 |
7.75 |
||||||
6 |
150 |
R45 |
211.12 |
11.11 |
17.46 |
15.88 |
7.75 |
||||||
8 |
200 |
R49 |
269.88 |
11.11 |
17.46 |
15.88 |
7.75 |
||||||
10 |
250 |
R53 |
323.85 |
11.11 |
17.46 |
15.88 |
7.75 |
||||||
12 |
300 |
R57 |
381 |
11.11 |
17.46 |
15.88 |
7.75 |