|
JIS 10K、16K、20K、30K、40K、63K、RF、FF 法兰尺寸表
|
|
|
|
JIS 10K、RF、FF mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
t*
|
f
|
n-d
|
M
|
|
20
|
100
|
75
|
58
|
19
|
14 18
|
1
|
4-15
|
12
|
|
25
|
125
|
90
|
70
|
25
|
14 18
|
1
|
4-19
|
16
|
|
40
|
140
|
105
|
85
|
38
|
16 20
|
2
|
4-19
|
16
|
|
50
|
155
|
120
|
100
|
51
|
16 20
|
2
|
4-19
|
16
|
|
65
|
175
|
140
|
120
|
61
|
18 22
|
2
|
4-19
|
16
|
|
80
|
185
|
150
|
130
|
76
|
18 22
|
2
|
8-19
|
16
|
|
100
|
210
|
175
|
155
|
102
|
18 24
|
2
|
8-19
|
16
|
|
125
|
250
|
210
|
185
|
125
|
20 24
|
2
|
8-23
|
20
|
|
150
|
280
|
240
|
215
|
152
|
22 26
|
2
|
8-23
|
20
|
|
200
|
330
|
290
|
265
|
204
|
22 26
|
2
|
8-23
|
20
|
|
250
|
400
|
355
|
325
|
254
|
24 30
|
2
|
12-25
|
22
|
|
300
|
415
|
400
|
375
|
305
|
24 32
|
3
|
16-25
|
22
|
|
|
|
|
JIS 16K、RF、FF mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
t*
|
f
|
n-d
|
M
|
|
20
|
100
|
75
|
58
|
19
|
14 18
|
1
|
4-15
|
12
|
|
25
|
125
|
60
|
70
|
25
|
14 18
|
1
|
4-19
|
16
|
|
40
|
140
|
105
|
85
|
38
|
16 20
|
2
|
4-19
|
16
|
|
50
|
155
|
120
|
100
|
51
|
16 20
|
2
|
8-19
|
16
|
|
65
|
175
|
140
|
120
|
64
|
18 22
|
2
|
8-19
|
16
|
|
80
|
200
|
160
|
135
|
76
|
20 24
|
2
|
8-23
|
20
|
|
100
|
225
|
185
|
160
|
102
|
22 26
|
2
|
8-23
|
20
|
|
125
|
270
|
225
|
195
|
125
|
22 26
|
2
|
12-25
|
22
|
|
150
|
305
|
260
|
230
|
152
|
24 28
|
2
|
12-25
|
22
|
|
200
|
350
|
305
|
275
|
204
|
26 30
|
2
|
12-25
|
22
|
|
250
|
430
|
380
|
345
|
254
|
28 34
|
2
|
12-27
|
24
|
|
300
|
480
|
430
|
395
|
305
|
30 36
|
3
|
16-27
|
24
|
|
|
|
|
JIS 20K、RF、FF mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
t*
|
f
|
n-d
|
M
|
|
20
|
100
|
75
|
58
|
19
|
16 18
|
1
|
4-15
|
12
|
|
25
|
125
|
90
|
70
|
25
|
16 20
|
1
|
4-19
|
16
|
|
40
|
140
|
105
|
85
|
38
|
18 22
|
2
|
4-19
|
16
|
|
50
|
155
|
120
|
100
|
51
|
18 22
|
2
|
8-19
|
16
|
|
65
|
175
|
140
|
120
|
64
|
20 24
|
2
|
8-19
|
16
|
|
80
|
200
|
160
|
135
|
76
|
22 26
|
2
|
8-23
|
20
|
|
100
|
225
|
185
|
160
|
102
|
24 28
|
2
|
8-23
|
20
|
|
125
|
270
|
225
|
195
|
125
|
26 30
|
2
|
12-25
|
22
|
|
150
|
305
|
260
|
230
|
152
|
28 32
|
2
|
12-25
|
22
|
|
200
|
350
|
305
|
275
|
204
|
30 34
|
2
|
12-25
|
22
|
|
250
|
430
|
380
|
345
|
254
|
34 38
|
2
|
12-27
|
24
|
|
300
|
480
|
430
|
395
|
305
|
36 40
|
3
|
16-27
|
24
|
|
|
*t值中较小值为钢及可锻铸铁法兰；较大值为铸铁法兰。
|
|
JIS 30K、RF、FF mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
t*
|
f
|
n-d
|
M
|
|
20
|
120
|
85
|
60
|
19
|
18
|
1
|
4-19
|
16
|
|
25
|
130
|
95
|
70
|
25
|
20
|
1
|
4-19
|
16
|
|
40
|
160
|
120
|
90
|
38
|
22
|
2
|
4-23
|
20
|
|
50
|
165
|
130
|
105
|
51
|
22
|
2
|
8-19
|
16
|
|
65
|
200
|
160
|
130
|
64
|
26
|
2
|
8-23
|
20
|
|
80
|
210
|
170
|
140
|
76
|
28
|
2
|
8-23
|
20
|
|
100
|
240
|
195
|
160
|
102
|
32
|
2
|
8-25
|
22
|
|
125
|
275
|
230
|
195
|
125
|
36
|
2
|
8-25
|
22
|
|
150
|
325
|
275
|
235
|
152
|
38
|
2
|
12-27
|
24
|
|
200
|
370
|
320
|
280
|
204
|
42
|
2
|
12-27
|
24
|
|
250
|
450
|
390
|
345
|
254
|
48
|
2
|
12-33
|
30
|
|
300
|
515
|
450
|
405
|
305
|
52
|
3
|
16-39
|
30
|
|
|
|
|
JIS 40K、RF、FF
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
t*
|
f
|
n-d
|
M
|
|
20
|
120
|
85
|
60
|
19
|
20
|
1
|
4-19
|
16
|
|
25
|
130
|
95
|
70
|
25
|
22
|
1
|
4-19
|
16
|
|
40
|
160
|
120
|
90
|
38
|
24
|
2
|
4-23
|
20
|
|
50
|
165
|
130
|
105
|
51
|
26
|
2
|
8-19
|
16
|
|
65
|
200
|
160
|
130
|
64
|
30
|
2
|
8-23
|
20
|
|
80
|
210
|
170
|
140
|
76
|
32
|
2
|
8-23
|
20
|
|
100
|
250
|
205
|
165
|
102
|
36
|
2
|
8-25
|
22
|
|
125
|
300
|
250
|
200
|
125
|
40
|
2
|
8-27
|
24
|
|
150
|
355
|
295
|
240
|
152
|
44
|
2
|
12-33
|
30
|
|
200
|
405
|
345
|
290
|
200
|
50
|
2
|
12-33
|
30
|
|
250
|
475
|
440
|
355
|
247.5
|
56
|
2
|
12-33
|
30
|
|
300
|
540
|
470
|
440
|
298.5
|
60
|
3
|
16-39
|
36
|
|
|
|
|
JIS 63K、RF、FF mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
t
|
f
|
n-d
|
M
|
|
25
|
140
|
100
|
70
|
22
|
27
|
1
|
40-23
|
20
|
|
40
|
175
|
130
|
90
|
35
|
32
|
2
|
4-25
|
22
|
|
50
|
185
|
145
|
105
|
48
|
34
|
2
|
8-23
|
20
|
|
65
|
220
|
175
|
130
|
57
|
38
|
2
|
8-25
|
22
|
|
80
|
230
|
185
|
140
|
73
|
40
|
2
|
8-25
|
22
|
|
100
|
270
|
220
|
165
|
99
|
44
|
2
|
8-27
|
24
|
|
125
|
325
|
265
|
200
|
121
|
50
|
2
|
8-33
|
30
|
|
150
|
365
|
305
|
240
|
146
|
52
|
2
|
12-33
|
30
|
|
200
|
425
|
360
|
290
|
190
|
58
|
2
|
12-33
|
30
|
|
250
|
500
|
430
|
355
|
238
|
68
|
2
|
12-39
|
36
|
|
300
|
560
|
485
|
410
|
283
|
77
|
3
|
16-39
|
36
|
|
|
|
|
JPI 150、300、600RF、RJ法兰尺寸表
|
|
|
|
|
|
JPI 150RF mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
t
|
f
|
n-d
|
M
|
|
20
|
98
|
70.0
|
43
|
19
|
12.7
|
1.6
|
4-15
|
12
|
|
25
|
108
|
79.5
|
51
|
25
|
14.3
|
1.6
|
4-15
|
12
|
|
40
|
127
|
98.5
|
73
|
38
|
17.5
|
1.6
|
4-15
|
12
|
|
50
|
152
|
120.5
|
92
|
51
|
19.1
|
1.6
|
4-19
|
16
|
|
65
|
178
|
139.5
|
105
|
64
|
22.3
|
1.6
|
4-19
|
16
|
|
80
|
190
|
152.5
|
127
|
76
|
23.9
|
1.6
|
4-19
|
16
|
|
100
|
229
|
190.5
|
157
|
102
|
23.9
|
1.6
|
8-19
|
16
|
|
125
|
254
|
216.0
|
186
|
125
|
23.9
|
1.6
|
8-22
|
20
|
|
150
|
279
|
241.5
|
216
|
152
|
25.4
|
1.6
|
8-22
|
20
|
|
200
|
343
|
298.5
|
270
|
204
|
28.6
|
1.6
|
8-22
|
20
|
|
250
|
406
|
362.0
|
324
|
254
|
30.2
|
1.6
|
12-25
|
22
|
|
300
|
483
|
432.0
|
381
|
305
|
31.8
|
1.6
|
12-25
|
22
|
|
|
|
|
JPI 300RF mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
t
|
f
|
n-d
|
M
|
|
20
|
117
|
82.5
|
43
|
19
|
15.9
|
1.6
|
4-19
|
16
|
|
25
|
124
|
89.0
|
51
|
25
|
17.5
|
1.6
|
4-19
|
16
|
|
40
|
156
|
114.5
|
73
|
38
|
20.7
|
1.6
|
4-22
|
20
|
|
50
|
165
|
127.0
|
92
|
51
|
22.3
|
1.6
|
8-19
|
16
|
|
65
|
190
|
149.0
|
105
|
64
|
25.4
|
1.6
|
8-22
|
20
|
|
80
|
210
|
168.0
|
127
|
76
|
28.6
|
1.6
|
8-22
|
20
|
|
100
|
254
|
200.0
|
157
|
102
|
31.8
|
1.6
|
8-22
|
20
|
|
125
|
279
|
235.0
|
186
|
125
|
35.0
|
1.6
|
8-22
|
20
|
|
150
|
318
|
270.0
|
216
|
152
|
36.6
|
1.6
|
12-22
|
20
|
|
200
|
381
|
330.0
|
270
|
204
|
41.3
|
1.6
|
12-25
|
22
|
|
250
|
444
|
387.5
|
324
|
254
|
47.7
|
1.6
|
16-29
|
27
|
|
300
|
521
|
451.0
|
381
|
305
|
50.8
|
1.6
|
16-32
|
30
|
|
|
|
|
JPI 600RF mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
t
|
f
|
n-d
|
M
|
|
20
|
117
|
82.5
|
43
|
19
|
22.3
|
1.6
|
4-19
|
16
|
|
25
|
124
|
89.0
|
51
|
25
|
23.9
|
1.6
|
4-19
|
16
|
|
40
|
156
|
114.5
|
73
|
38
|
28.7
|
1.6
|
4-22
|
20
|
|
50
|
165
|
127
|
92
|
51
|
31.8
|
1.6
|
8-19
|
16
|
|
65
|
190
|
149
|
105
|
64
|
35
|
1.6
|
8-22
|
20
|
|
80
|
210
|
168
|
127
|
76
|
38.2
|
1.6
|
8-22
|
20
|
|
100
|
273
|
216
|
157
|
102
|
44.5
|
1.6
|
8-25
|
22
|
|
125
|
330
|
266.5
|
186
|
125
|
50.9
|
1.6
|
8-29
|
27
|
|
150
|
356
|
292.0
|
216
|
152
|
54.1
|
1.6
|
12-29
|
27
|
|
200
|
419
|
349
|
270
|
200
|
62
|
1.6
|
12-32
|
30
|
|
250
|
508
|
432
|
324
|
247.5
|
69.9
|
1.6
|
16-35
|
33
|
|
300
|
559
|
489
|
381
|
298.5
|
73.1
|
1.6
|
16-35
|
33
|
|
|
|
|
JPI 150RJ mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
梯形槽中心圆直径
|
梯形槽深度
|
梯形槽宽度
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
L
|
F
|
E
|
t
|
f
|
n-d
|
M
|
|
25
|
108
|
79.5
|
63.5
|
25
|
47.625
|
8.731
|
6.4
|
20.7
|
6.4
|
4-15
|
12
|
|
40
|
127
|
98.5
|
82.6
|
38
|
65.088
|
8.831
|
6.4
|
23.9
|
6.4
|
4-15
|
12
|
|
50
|
152
|
120.5
|
101.6
|
51
|
82.550
|
8.731
|
6.4
|
25.5
|
6.4
|
4-15
|
16
|
|
65
|
178
|
139.5
|
120.6
|
64
|
101.600
|
8.731
|
6.4
|
28.7
|
6.4
|
4-19
|
16
|
|
80
|
190
|
152.5
|
133.1
|
76
|
114.300
|
8.731
|
6.4
|
30.3
|
6.4
|
4-19
|
16
|
|
100
|
229
|
190.5
|
171.1
|
102
|
149.225
|
8.731
|
6.4
|
30.3
|
6.4
|
8-19
|
16
|
|
125
|
254
|
216.0
|
193.7
|
125
|
171.150
|
8.731
|
6.4
|
30.3
|
6.4
|
8-22
|
20
|
|
150
|
279
|
241.5
|
219.1
|
152
|
193.675
|
8.731
|
6.4
|
31.8
|
6.4
|
8-22
|
20
|
|
200
|
343
|
298.5
|
273.0
|
204
|
247.650
|
8.731
|
6.4
|
35
|
6.4
|
8-22
|
20
|
|
250
|
406
|
362.0
|
330.2
|
254
|
304.200
|
8.731
|
6.4
|
36.6
|
6.4
|
12-25
|
22
|
|
300
|
483
|
432.0
|
406.1
|
305
|
381.000
|
8.731
|
6.4
|
38.2
|
6.4
|
12-25
|
22
|
|
|
|
|
JPI 300RJ mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
梯形槽中心圆直径
|
梯形槽深度
|
梯形槽宽度
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
L
|
F
|
E
|
t
|
f
|
n-d
|
M
|
|
20
|
117
|
82.5
|
63.5
|
19
|
42.862
|
8.731
|
6.4
|
22.3
|
6.4
|
4-19
|
16
|
|
25
|
124
|
89.0
|
69.8
|
25
|
50.800
|
8.731
|
6.4
|
23.9
|
6.4
|
4-19
|
16
|
|
40
|
156
|
114.5
|
90.5
|
38
|
68.262
|
11.906
|
6.4
|
27.1
|
6.4
|
4-22
|
20
|
|
50
|
165
|
127.0
|
108.0
|
51
|
82.550
|
11.906
|
8.0
|
28.7
|
8.0
|
8-19
|
16
|
|
65
|
190
|
149.0
|
127.0
|
64
|
101.600
|
11.906
|
8.0
|
31.8
|
8.0
|
8-22
|
20
|
|
80
|
210
|
168.0
|
146.0
|
76
|
123.825
|
11.906
|
8.0
|
35
|
8.0
|
8-22
|
20
|
|
100
|
254
|
200.0
|
174.6
|
102
|
149.225
|
11.906
|
8.0
|
38.2
|
8.0
|
8-22
|
20
|
|
125
|
279
|
235.0
|
209.6
|
125
|
180.975
|
11.906
|
8.0
|
41.4
|
8.0
|
8-22
|
20
|
|
150
|
318
|
270.0
|
241.3
|
152
|
211.138
|
11.906
|
8.0
|
43
|
8.0
|
12-22
|
20
|
|
200
|
381
|
330.0
|
301.6
|
204
|
269.875
|
11.906
|
8.0
|
47.7
|
8.0
|
12-25
|
22
|
|
250
|
444
|
387.0
|
355.6
|
254
|
323.850
|
11.906
|
8.0
|
54.1
|
8.0
|
16-29
|
27
|
|
300
|
521
|
451.0
|
412.8
|
305
|
381.000
|
11.906
|
8.0
|
57.2
|
8.0
|
16-32
|
30
|
|
|
|
|
JPI 600RJ mm
|
|
公称通径
|
外径
|
螺栓孔中心圆直径
|
连接凸出部分直径
|
内径
|
梯形槽中心圆直径
|
梯形槽深度
|
梯形槽宽度
|
法兰厚度
|
连接部分凸出高度
|
螺栓孔数量与直径
|
螺栓直径
|
|
DN
|
D
|
D1
|
D2
|
D3
|
L
|
F
|
E
|
t
|
f
|
n-d
|
M
|
|
20
|
117
|
82.5
|
63.5
|
19
|
42.862
|
8.731
|
6.4
|
22.3
|
6.4
|
4-19
|
16
|
|
25
|
124
|
89.0
|
69.8
|
25
|
50.800
|
8.731
|
6.4
|
23.9
|
6.4
|
4-19
|
16
|
|
40
|
156
|
114.5
|
90.5
|
38
|
68.262
|
8.731
|
6.4
|
28.7
|
6.4
|
4-22
|
20
|
|
50
|
165
|
127.0
|
108.0
|
51
|
82.550
|
11.906
|
8.0
|
31.8
|
8.0
|
8-19
|
16
|
|
65
|
190
|
149.0
|
127.0
|
64
|
101.600
|
11.906
|
8.0
|
35.0
|
8.0
|
8-22
|
20
|
|
80
|
210
|
168.0
|
146.0
|
76
|
123.825
|
11.906
|
8.0
|
38.2
|
8.0
|
8-22
|
20
|
|
100
|
270
|
216.0
|
174.6
|
102
|
149.225
|
11.906
|
8.0
|
44.5
|
8.0
|
8-25
|
22
|
|
125
|
330
|
266.5
|
209.6
|
125
|
180.975
|
11.906
|
8.0
|
50.9
|
8.0
|
8-29
|
27
|
|
150
|
356
|
292
|
241.3
|
152
|
211.138
|
11.906
|
8.0
|
54.1
|
8.0
|
12-29
|
27
|
|
200
|
419
|
349
|
301.6
|
200
|
269.875
|
11.906
|
8.0
|
62.0
|
8.0
|
12-32
|
30
|
|
250
|
508
|
432
|
355.6
|
247.5
|
323.850
|
11.906
|
8.0
|
69.9
|
8.0
|
16-35
|
33
|
|
300
|
559
|
489
|
412.8
|
298.5
|
381.000
|
11.906
|
8.0
|
73.1
|
8.0
|
20-35
|
33
|
|
|
|
