ANSI/API法兰标准
150磅级凸面法兰密封尺寸
|
公称通径(DN) |
d |
D |
b |
D1 |
D2 |
螺栓数量(n) |
螺栓孔径(Φ) |
螺栓直径(in) |
|
mm |
in |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
|
15 |
1/2 |
1/2 |
13 |
31/2 |
89 |
- |
- |
23/8 |
60.5 |
13/8 |
35 |
4 |
5/8 |
15 |
W1/2 |
|
20 |
3/4 |
3/4 |
19 |
37/8 |
98 |
- |
- |
23/4 |
70 |
111/16 |
43 |
4 |
5/8 |
15 |
W1/2 |
|
25 |
1 |
1 |
25 |
41/4 |
108 |
7/16 |
12 |
31/8 |
79.5 |
2 |
51 |
4 |
5/8 |
15 |
W1/2 |
|
32 |
11/4 |
11/4 |
32 |
45/8 |
117 |
1/2 |
13 |
31/2 |
89 |
21/2 |
64 |
4 |
5/8 |
15 |
W1/2 |
|
40 |
11/2 |
11/2 |
38 |
5 |
127 |
9/16 |
15 |
37/8 |
98.5 |
27/8 |
73 |
4 |
5/8 |
15 |
W1/2 |
|
50 |
2 |
2 |
51 |
6 |
152 |
5/8 |
16 |
43/4 |
120.5 |
35/8 |
92 |
4 |
3/4 |
19 |
W5/8 |
|
65 |
21/2 |
21/2 |
64 |
7 |
178 |
11/16 |
18 |
51/2 |
139.5 |
41/8 |
105 |
4 |
3/4 |
19 |
W5/8 |
|
80 |
3 |
3 |
76 |
71/2 |
190 |
3/4 |
19 |
6 |
152.5 |
5 |
127 |
4 |
3/4 |
19 |
W5/8 |
|
100 |
4 |
4 |
102 |
9 |
229 |
15/16 |
24 |
71/2 |
190.5 |
63/16 |
157 |
8 |
3/4 |
19 |
W5/8 |
|
125 |
5 |
5 |
127 |
10 |
254 |
15/16 |
24 |
81/2 |
216 |
75/16 |
186 |
8 |
7/8 |
22 |
W3/4 |
|
150 |
6 |
6 |
152 |
11 |
279 |
1 |
26 |
91/2 |
241.5 |
81/2 |
216 |
8 |
7/8 |
22 |
W3/4 |
|
200 |
8 |
8 |
203 |
131/2 |
243 |
11/8 |
29 |
113/4 |
298.5 |
105/8 |
270 |
8 |
7/8 |
22 |
W3/4 |
|
250 |
10 |
10 |
254 |
16 |
406 |
113/16 |
31 |
141/4 |
362 |
123/4 |
324 |
12 |
1 |
25 |
W7/8 |
|
300 |
12 |
12 |
305 |
19 |
483 |
11/4 |
32 |
17 |
432 |
15 |
381 |
12 |
1 |
25 |
W7/8 |
|
350 |
14 |
131/4 |
337 |
21 |
533 |
13/8 |
35 |
183/4 |
476 |
161/4 |
413 |
12 |
11/8 |
29 |
W1 |
|
400 |
16 |
151/4 |
387 |
231/2 |
597 |
17/16 |
37 |
211/4 |
540 |
181/2 |
470 |
16 |
11/8 |
29 |
W1 |
|
450 |
18 |
171/4 |
438 |
25 |
635 |
19/16 |
40 |
223/4 |
578 |
21 |
543 |
16 |
11/4 |
32 |
W11/8 |
|
500 |
20 |
191/4 |
489 |
271/2 |
699 |
111/16 |
43 |
25 |
635 |
23 |
584 |
20 |
11/4 |
32 |
W11/4 |
|
600 |
24 |
231/4 |
591 |
32 |
813 |
17/8 |
48 |
291/2 |
749.5 |
271/4 |
692 |
20 |
13/8 |
35 |
W11/4 |
300磅级凸面法兰密封尺寸
|
公称通径(DN/NPS) |
d |
D |
b |
D1 |
D2 |
螺栓数量(n) |
螺栓孔径(Φ) |
螺栓直径(in) |
|
mm |
in |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
|
15 |
1/2 |
1/2 |
13 |
33/4 |
95 |
9/16 |
15 |
25/8 |
66.5 |
13/8 |
35 |
4 |
5/8 |
15 |
W1/2 |
|
20 |
3/4 |
3/4 |
19 |
45/8 |
117 |
5/8 |
16 |
31/4 |
82.5 |
111/16 |
43 |
4 |
3/4 |
19 |
W5/8 |
|
25 |
1 |
1 |
25 |
47/8 |
124 |
11/16 |
18 |
31/2 |
89 |
2 |
51 |
4 |
3/4 |
19 |
W5/8 |
|
32 |
11/4 |
11/4 |
32 |
51/4 |
133 |
3/4 |
19 |
37/8 |
98.5 |
21/2 |
64 |
4 |
3/4 |
19 |
W5/8 |
|
40 |
11/2 |
11/2 |
38 |
61/8 |
156 |
13/16 |
21 |
41/2 |
114.5 |
27/8 |
73 |
4 |
7/8 |
22 |
W3/4 |
|
50 |
2 |
2 |
51 |
61/2 |
165 |
7/8 |
23 |
5 |
127 |
35/8 |
92 |
8 |
3/4 |
19 |
W5/8 |
|
65 |
21/2 |
21/2 |
64 |
71/2 |
190 |
1 |
26 |
57/8 |
149 |
41/8 |
105 |
8 |
7/8 |
22 |
W3/4 |
|
80 |
3 |
3 |
76 |
81/4 |
210 |
11/8 |
29 |
65/8 |
168.5 |
5 |
127 |
8 |
7/8 |
22 |
W3/4 |
|
100 |
4 |
4 |
102 |
10 |
254 |
11/4 |
32 |
77/8 |
200 |
63/16 |
157 |
8 |
7/8 |
22 |
W3/4 |
|
125 |
5 |
5 |
127 |
11 |
279 |
13/8 |
35 |
91/4 |
235 |
75/16 |
186 |
8 |
7/8 |
22 |
W3/4 |
|
150 |
6 |
6 |
152 |
121/2 |
318 |
17/16 |
37 |
105/8 |
270 |
81/2 |
216 |
12 |
7/8 |
22 |
W3/4 |
|
200 |
8 |
8 |
203 |
15 |
381 |
15/8 |
42 |
13 |
330 |
105/8 |
270 |
12 |
1 |
25 |
W7/8 |
|
250 |
10 |
10 |
254 |
171/2 |
445 |
17/8 |
48 |
151/4 |
387.5 |
123/4 |
324 |
16 |
11/8 |
29 |
W1 |
|
300 |
12 |
12 |
305 |
201/2 |
521 |
2 |
51 |
173/4 |
451 |
15 |
381 |
16 |
11/4 |
32 |
W11/8 |
|
350 |
14 |
131/4 |
337 |
23 |
584 |
21/8 |
54 |
201/4 |
514.5 |
161/4 |
413 |
20 |
11/4 |
32 |
W11/5 |
|
400 |
16 |
151/4 |
387 |
251/2 |
648 |
21/4 |
58 |
221/2 |
571.5 |
181/2 |
470 |
20 |
13/8 |
35 |
W11/4 |
|
450 |
18 |
17 |
432 |
28 |
711 |
23/8 |
61 |
243/4 |
628.5 |
21 |
543 |
24 |
13/8 |
35 |
W11/4 |
|
500 |
20 |
19 |
483 |
301/2 |
775 |
21/2 |
64 |
27 |
686 |
23 |
584 |
24 |
13/8 |
35 |
W11/4 |
|
600 |
24 |
23 |
584 |
36 |
914 |
23/4 |
70 |
32 |
813 |
271/4 |
692 |
24 |
15/8 |
41 |
W11/2 |
600磅级凸面法兰密封尺寸
|
公称通径(DN/NPS) |
d |
D |
b |
D1 |
D2 |
螺栓数量(n) |
螺栓孔径(Φ) |
螺栓直径(in) |
|
mm |
in |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
|
15 |
1/2 |
1/2 |
13 |
33/4 |
95 |
9/16 |
15 |
25/8 |
66.5 |
13/8 |
35 |
4 |
5/8 |
15 |
W1/2 |
|
20 |
3/4 |
3/4 |
19 |
45/8 |
118 |
5/8 |
16 |
31/4 |
82.5 |
111/16 |
43 |
4 |
3/4 |
19 |
W5/8 |
|
25 |
1 |
1 |
25 |
47/8 |
124 |
11/16 |
18 |
31/2 |
89 |
2 |
51 |
4 |
3/4 |
19 |
W5/8 |
|
32 |
11/4 |
11/4 |
32 |
51/4 |
133 |
13/16 |
21 |
37/8 |
98.5 |
21/2 |
64 |
4 |
3/4 |
19 |
W5/8 |
|
40 |
11/2 |
11/2 |
38 |
61/8 |
156 |
7/8 |
23 |
41/2 |
114.5 |
27/8 |
73 |
4 |
7/8 |
22 |
W3/4 |
|
50 |
2 |
2 |
51 |
61/2 |
165 |
1 |
26 |
5 |
127 |
35/8 |
92 |
8 |
3/4 |
19 |
W5/8 |
|
65 |
21/2 |
21/2 |
64 |
71/2 |
190 |
11/8 |
29 |
57/8 |
149 |
41/8 |
105 |
8 |
7/8 |
22 |
W3/4 |
|
80 |
3 |
3 |
76 |
81/4 |
210 |
11/4 |
32 |
65/8 |
168 |
5 |
127 |
8 |
7/8 |
22 |
W3/4 |
|
100 |
4 |
4 |
102 |
103/4 |
273 |
11/2 |
38 |
81/2 |
216 |
63/16 |
157 |
8 |
1 |
25 |
W7/8 |
|
125 |
5 |
5 |
127 |
13 |
330 |
13/4 |
45 |
101/2 |
266.5 |
75/16 |
186 |
8 |
11/8 |
29 |
W1 |
|
150 |
6 |
6 |
152 |
14 |
356 |
17/8 |
48 |
111/2 |
292 |
81/2 |
216 |
12 |
11/8 |
29 |
W1 |
|
200 |
8 |
77/8 |
200 |
161/2 |
419 |
13/16 |
56 |
133/4 |
349 |
105/8 |
270 |
12 |
11/4 |
32 |
W11/8 |
|
250 |
10 |
93/4 |
248 |
20 |
508 |
21/2 |
64 |
17 |
432 |
123/4 |
324 |
16 |
13/8 |
35 |
W11/4 |
|
300 |
12 |
113/4 |
298 |
22 |
559 |
25/8 |
67 |
191/4 |
489 |
15 |
381 |
20 |
13/8 |
35 |
W11/4 |
|
350 |
14 |
127/8 |
327 |
233/4 |
|
|
|
|