国标法兰尺寸表详细记录了不同规格的国标法兰尺寸信息，对于采购应用有重要的指导意义。为帮助大家更好地查阅国标法兰尺寸表，锻件网特汇总国标法兰尺寸表，以供大家参考学习。
|
PN1.6MPa的尺寸
|
|
口径DN
|
A
|
B
|
C
|
E
|
H
|
D
|
螺栓
|
|
50
|
160
|
125
|
100
|
3
|
16
|
18
|
4-M16
|
|
65
|
180
|
145
|
120
|
3
|
18
|
18
|
4-M16
|
|
80
|
195
|
160
|
135
|
3
|
20
|
18
|
8-M16
|
|
100
|
215
|
180
|
155
|
3
|
20
|
18
|
8-M16
|
|
125
|
245
|
210
|
185
|
3
|
22
|
18
|
8-M16
|
|
150
|
280
|
240
|
210
|
3
|
24
|
23
|
8-M20
|
|
200
|
335
|
295
|
265
|
3
|
26
|
23
|
12-M20
|
|
250
|
405
|
355
|
320
|
3
|
30
|
25
|
12-M22
|
|
300
|
460
|
410
|
375
|
4
|
30
|
25
|
12-M22
|
|
350
|
520
|
470
|
435
|
4
|
34
|
25
|
16-M22
|
|
400
|
580
|
525
|
485
|
4
|
36
|
30
|
16-M27
|
|
450
|
640
|
585
|
545
|
4
|
40
|
30
|
20-M27
|
|
500
|
705
|
650
|
608
|
4
|
44
|
34
|
20-M30
|
|
600
|
840
|
770
|
718
|
5
|
48
|
41
|
24-M36
|
|
700
|
910
|
840
|
788
|
5
|
50
|
41
|
24-M36
|
|
800
|
1020
|
950
|
898
|
5
|
52
|
41
|
24-M36
|
|
900
|
1120
|
1050
|
998
|
5
|
54
|
41
|
28-M36
|
|
1000
|
1255
|
1170
|
1110
|
5
|
56
|
48
|
28-M42
|
|
|
|
|
PN2.5MPa的尺寸
|
|
口径DN
|
A
|
B
|
C
|
E
|
H
|
D
|
螺栓
|
|
50
|
160
|
125
|
100
|
3
|
20
|
18
|
4-M16
|
|
65
|
180
|
145
|
120
|
3
|
22
|
18
|
8-M16
|
|
80
|
195
|
160
|
135
|
3
|
22
|
18
|
8-M16
|
|
100
|
230
|
190
|
160
|
3
|
24
|
23
|
8-M20
|
|
125
|
270
|
220
|
188
|
3
|
28
|
25
|
8-M22
|
|
150
|
300
|
250
|
218
|
3
|
30
|
25
|
8-M22
|
|
200
|
360
|
310
|
278
|
3
|
34
|
25
|
12-M22
|
|
250
|
425
|
370
|
332
|
3
|
36
|
30
|
12-M27
|
|
300
|
485
|
430
|
390
|
4
|
40
|
30
|
12-M27
|
|
350
|
550
|
490
|
448
|
4
|
44
|
34
|
16-M30
|
|
400
|
610
|
550
|
505
|
4
|
48
|
34
|
16-M30
|
|
450
|
660
|
600
|
555
|
4
|
50
|
34
|
20-M30
|
|
500
|
730
|
660
|
610
|
4
|
52
|
41
|
20-M36
|
|
600
|
840
|
770
|
718
|
5
|
56
|
41
|
20-M36
|
|
700
|
955
|
875
|
815
|
5
|
60
|
48
|
24-M42
|
|
800
|
1070
|
990
|
930
|
5
|
64
|
48
|
24-M42
|
|
900
|
1180
|
1090
|
1025
|
5
|
66
|
54
|
28-M48
|
|
1000
|
1305
|
1210
|
1140
|
5
|
68
|
58
|
28-M52
|
|
|
JB/T79.1-4-94
|
|
|
|
|
|
PN4.0MPa的尺寸
|
|
口径DN
|
A
|
B
|
C
|
G
|
E
|
F
|
H
|
D
|
螺栓
|
|
50
|
160
|
125
|
100
|
88
|
3
|
4
|
20
|
18
|
4-M16
|
|
65
|
180
|
145
|
120
|
110
|
3
|
4
|
22
|
18
|
4-M16
|
|
80
|
195
|
160
|
135
|
121
|
3
|
4
|
22
|
18
|
8-M16
|
|
100
|
230
|
190
|
160
|
150
|
3
|
4.5
|
24
|
23
|
8-M20
|
|
125
|
270
|
220
|
188
|
175
|
3
|
4.5
|
28
|
25
|
8-M22
|
|
150
|
300
|
250
|
218
|
204
|
3
|
4.5
|
30
|
25
|
8-M22
|
|
200
|
375
|
320
|
282
|
260
|
3
|
4.5
|
38
|
30
|
12-M27
|
|
250
|
445
|
385
|
345
|
313
|
3
|
4.5
|
42
|
34
|
12-M30
|
|
300
|
510
|
450
|
408
|
364
|
4
|
4.5
|
46
|
34
|
16-M30
|
|
350
|
570
|
510
|
465
|
422
|
4
|
5
|
52
|
34
|
16-M30
|
|
400
|
655
|
585
|
535
|
474
|
4
|
5
|
58
|
41
|
16-M36
|
|
450
|
680
|
610
|
560
|
524
|
4
|
5
|
60
|
41
|
20-M36
|
|
500
|
755
|
670
|
612
|
576
|
4
|
5
|
62
|
48
|
20-M42
|
|
600
|
890
|
795
|
730
|
678
|
5
|
6
|
62
|
54
|
20-M48
|
|
700
|
995
|
900
|
825
|
768
|
5
|
6
|
68
|
54
|
24-M48
|
|
800
|
1135
|
1030
|
960
|
876
|
5
|
6
|
76
|
58
|
24-M52
|
|
|
|
|
PN6.4MPa的尺寸
|
|
口径DN
|
A
|
B
|
C
|
G
|
E
|
F
|
H
|
D
|
螺栓
|
|
50
|
175
|
135
|
105
|
88
|
3
|
4
|
26
|
23
|
4-M20
|
|
65
|
200
|
160
|
130
|
110
|
3
|
4
|
28
|
23
|
4-M20
|
|
80
|
210
|
170
|
140
|
121
|
3
|
4
|
30
|
23
|
8-M20
|
|
100
|
250
|
200
|
168
|
150
|
3
|
4.5
|
32
|
25
|
8-M22
|
|
125
|
295
|
240
|
202
|
175
|
3
|
4.5
|
36
|
30
|
8-M27
|
|
150
|
340
|
280
|
240
|
204
|
3
|
4.5
|
38
|
34
|
8-M30
|
|
200
|
405
|
345
|
300
|
260
|
3
|
4.5
|
44
|
34
|
12-M30
|
|
250
|
470
|
400
|
352
|
313
|
3
|
4.5
|
48
|
41
|
12-M36
|
|
300
|
530
|
460
|
412
|
364
|
4
|
4.5
|
54
|
41
|
16-M36
|
|
350
|
595
|
525
|
475
|
422
|
4
|
5
|
60
|
41
|
16-M36
|
|
400
|
670
|
585
|
525
|
474
|
4
|
5
|
66
|
48
|
16-M42
|
|
500
|
800
|
705
|
640
|
576
|
4
|
5
|
70
|
54
|
20-M48
|
|
600
|
930
|
820
|
750
|
678
|
5
|
6
|
76
|
58
|
20-M52
|
|
|
JB/T79.1-4-94
|
|
|
|
|
|
PN10.0MPa的尺寸
|
|
口径DN
|
A
|
B
|
C
|
G
|
E
|
F
|
H
|
D
|
螺栓
|
|
50
|
195
|
145
|
112
|
85
|
8
|
12
|
28
|
25
|
4-M22
|
|
65
|
220
|
170
|
138
|
110
|
8
|
12
|
32
|
25
|
8-M22
|
|
80
|
230
|
180
|
148
|
115
|
8
|
12
|
34
|
25
|
8-M22
|
|
100
|
265
|
210
|
172
|
145
|
8
|
12
|
38
|
30
|
8-M27
|
|
125
|
310
|
250
|
210
|
175
|
8
|
12
|
42
|
34
|
8-M30
|
|
150
|
350
|
290
|
250
|
205
|
8
|
12
|
46
|
34
|
12-M30
|
|
200
|
430
|
360
|
312
|
265
|
8
|
|
|
|
|
|
发布日期：2017-09-15 来源：锻件网 浏览次数：581
