ASME ANSL 法兰尺寸（精选）.doc

文档介绍：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

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

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

27/8
73
4
5/8
15
W1/2
50
2
2
51
6
152
5/8
16
43/4

35/8
92
4
3/4
19
W5/8
65
21/2
21/2
64
7
178
11/16
18
51/2

41/8
105
4
3/4
19
W5/8
80
3
3
76
71/2
190
3/4
19
6

5
127
4
3/4
19
W5/8
100
4
4
102
9
229
15/16
24
71/2

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

81/2
216
8
7/8
22
W3/4
200
8
8
203
131/2
243
11/8
29
113/4

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