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通过认证 
一、规格主要尺寸：
|
2.5MPa
|
DN
|
L
|
D
|
D1
|
D2
|
b
|
n-Φd
|
H
|
D0
|
|
凸法兰
J41H
16C
|
10
|
130
|
90
|
60
|
40
|
16
|
4-Φ14
|
198
|
120
|
|
15
|
130
|
95
|
65
|
45
|
16
|
4-Φ14
|
218
|
120
|
|
|
20
|
150
|
105
|
75
|
55
|
16
|
4-Φ14
|
258
|
140
|
|
|
25
|
160
|
115
|
85
|
65
|
16
|
4-Φ14
|
275
|
140
|
|
|
32
|
180
|
135
|
100
|
78
|
18
|
4-Φ18
|
280
|
160
|
|
|
40
|
200
|
145
|
110
|
85
|
18
|
4-Φ18
|
330
|
180
|
|
|
50
|
230
|
160
|
125
|
100
|
20
|
4-Φ18
|
350
|
200
|
|
|
65
|
290
|
180
|
145
|
125
|
22
|
8-Φ18
|
400
|
280
|
|
|
80
|
310
|
195
|
160
|
135
|
22
|
8-Φ18
|
355
|
280
|
|
|
100
|
350
|
230
|
190
|
160
|
24
|
8-Φ23
|
415
|
320
|
|
|
125
|
400
|
270
|
220
|
188
|
28
|
8-Φ25
|
460
|
360
|
|
|
150
|
480
|
300
|
250
|
218
|
30
|
8-Φ25
|
510
|
450
|
|
|
200
|
600
|
360
|
310
|
278
|
34
|
12-Φ25
|
710
|
500
|
|
|
250
|
622
|
425
|
370
|
332
|
36
|
12-Φ30
|
786
|
550
|
|
|
300
|
698
|
485
|
430
|
390
|
40
|
16-Φ30
|
925
|
600
|
| 二、国标法兰截止阀PN4.0MPa～10.0MPa(规格主要尺寸)： |
|
4.0MPa
|
DN
|
L
|
D
|
D1
|
D2
|
D6
|
b
|
n-Φd
|
H
|
D0
|
|
凹法兰
MFM J41H 40C |
10
|
130
|
90
|
60
|
41
|
35
|
14
|
4-Φ14
|
198
|
120
|
|
15
|
130
|
95
|
65
|
45
|
40
|
16
|
4-Φ14
|
233
|
120
|
|
|
20
|
150
|
105
|
75
|
55
|
51
|
16
|
4-Φ14
|
295
|
140
|
|
|
25
|
160
|
115
|
85
|
65
|
58
|
16
|
4-Φ14
|
285
|
160
|
|
|
32
|
180
|
135
|
100
|
78
|
66
|
18
|
4-Φ18
|
302
|
160
|
|
|
40
|
200
|
145
|
110
|
85
|
76
|
18
|
4-Φ18
|
355
|
200
|
|
|
50
|
230
|
160
|
125
|
100
|
88
|
20
|
4-Φ18
|
373
|
200
|
|
|
65
|
290
|
180
|
145
|
120
|
110
|
22
|
8-Φ18
|
408
|
280
|
|
|
80
|
310
|
195
|
160
|
135
|
121
|
22
|
8-Φ18
|
436
|
280
|
|
|
100
|
350
|
230
|
190
|
160
|
150
|
24
|
8-Φ23
|
480
|
320
|
|
|
125
|
4001
|
270
|
220
|
188
|
176
|
28
|
8-Φ25
|
588
|
360
|
|
|
150
|
480
|
300
|
250
|
218
|
204
|
30
|
8-Φ25
|
611
|
400
|
|
|
200
|
600
|
375
|
320
|
282
|
260
|
38
|
12-Φ30
|
720
|
400
|
|
|
6.4MPa
|
15
|
170
|
105
|
75
|
55
|
40
|
18
|
4-14Φ
|
195
|
400
|
|
凹法兰
MFM J41H 64C |
20
|
190
|
125
|
90
|
68
|
51
|
20
|
4-Φ18
|
228
|
160
|
|
25
|
210
|
135
|
100
|
78
|
58
|
22
|
4-Φ18
|
275
|
180
|
|
|
32
|
230
|
150
|
110
|
82
|
66
|
24
|
4-Φ23
|
325
|
200
|
|
|
40
|
260
|
165
|
125
|
95
|
76
|
24
|
4-Φ23
|
360
|
240
|
|
|
50
|
300
|
175
|
135
|
105
|
88
|
26
|
4-Φ23
|
410
|
280
|
|
|
65
|
340
|
200
|
160
|
130
|
110
|
28
|
8-Φ23
|
450
|
320
|
|
|
80
|
380
|
210
|
170
|
140
|
121
|
30
|
8-Φ23
|
485
|
360
|
|
|
100
|
430
|
250
|
200
|
168
|
150
|
32
|
8-Φ25
|
537
|
400
|
|
|
125
|
500
|
295
|
240
|
202
|
176
|
36
|
8-Φ30
|
631
|
400
|
|
|
150
|
550
|
340
|
280
|
240
|
204
|
38
|
8-Φ34
|
646
|
450
|
|
|
200
|
650
|
405
|
345
|
300
|
260
|
44
|
12-Φ34
|
813
|
500
|
|
|
10.0MPa
|
10
|
170
|
100
|
70
|
50
|
35
|
20
|
4-Φ14
|
198
|
140
|
|
凹法兰
MFM J41H 100C |
15
|
170
|
105
|
75
|
55
|
40
|
20
|
4-Φ14
|
202
|
140
|
|
20
|
190
|
125
|
90
|
68
|
51
|
22
|
4-Φ18
|
228
|
160
|
|
|
25
|
210
|
135
|
100
|
78
|
58
|
24
|
4-Φ18
|
250
|
180
|
|
|
32
|
230
|
150
|
110
|
82
|
66
|
24
|
4-Φ23
|
326
|
200
|
|
|
40
|
260
|
165
|
125
|
95
|
76
|
26
|
4-Φ23
|
360
|
240
|
|
|
50
|
300
|
195
|
145
|
112
|
88
|
28
|
4-Φ25
|
414
|
280
|
|
|
65
|
340
|
220
|
170
|
138
|
110
|
32
|
8-Φ25
|
434
|
320
|
|
|
80
|
380
|
230
|
1810
|
148
|
121
|
34
|
8-Φ25
|
547
|
360
|
|
|
100
|
430
|
265
|
210
|
172
|
150
|
38
|
8-Φ30
|
621
|
400
|
|
|
125
|
500
|
310
|
250
|
210
|
176
|
42
|
8-Φ34
|
732
|
400
|
|
|
150
|
550
|
350
|
290
|
250
|
204
|
46
|
12-Φ34
|
840
|
450
|
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