公称压力(MPa)
|
1.6
|
2.5
|
壳体试验压力(MPa)
|
2.4
|
3.75
|
密封试验压力(MPa)
|
1.6
|
2.5
|
**高进口压力(MPa)
|
1.6
|
2.5
|
出口压力范围(MPa)
|
0.1-1.0
|
0.1-1.6
|
压力特性偏差(MPa)
|
GB12246-1989
|
|
流量特性偏差(MPa)
|
GB12246-1989
|
|
**小压差(MPa)
|
0.15
|
0.15
|
渗漏量
|
X/F(聚四氟乙烷):0 Y(硬密封) GB12245-1989
|
零件名称
|
零件材料
|
阀体、阀盖、底盖
|
WCB/304
|
阀座、阀盘
|
2Cr13/304
|
缸套
|
304/25(镀硬铬)
|
活塞
|
2Cr13/铜合金
|
导阀座、导阀杆
|
2Cr13/304
|
膜片
|
1Cr18Ni9Ti
|
主阀、导阀弹簧
|
50CrVA
|
调节弹簧
|
60Si2Mn
|
密封垫(X/F型号)
|
橡胶/聚四氟乙烷
|
导阀体、导阀盖
|
25/304
|
DN
|
15
|
20
|
25
|
32
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
Cv
|
1
|
2.5
|
4
|
6.5
|
9
|
16
|
25
|
36
|
64
|
100
|
140
|
公称通径
|
外形尺寸
|
连接尺寸
|
|||||||||||||
DN
|
L
|
H
|
H1
|
1.6MPa
|
2.5MPa
|
4.0MPa
|
6.4MPa
|
||||||||
D
|
D1
|
Z-d
|
D
|
D1
|
Z-d
|
D
|
D1
|
Z-d
|
D
|
D1
|
Z-d
|
||||
15
|
140
|
285
|
85
|
95
|
65
|
4-12
|
95
|
65
|
4-14
|
95
|
65
|
4-14
|
105
|
75
|
4-14
|
20
|
160
|
285
|
85
|
105
|
75
|
4-12
|
105
|
75
|
4-14
|
105
|
75
|
4-14
|
125
|
90
|
4-18
|
25
|
180
|
290
|
100
|
115
|
85
|
4-12
|
115
|
85
|
4-14
|
115
|
85
|
4-14
|
135
|
100
|
4-18
|
32
|
200
|
290
|
105
|
140
|
100
|
4-18
|
135
|
100
|
4-18
|
135
|
100
|
4-18
|
150
|
110
|
4-23
|
40
|
220
|
310
|
110
|
150
|
110
|
4-18
|
145
|
110
|
4-18
|
145
|
110
|
4-18
|
165
|
125
|
4-23
|
50
|
250
|
310
|
110
|
165
|
125
|
4-18
|
160
|
125
|
4-18
|
160
|
125
|
4-18
|
175
|
135
|
4-23
|
65
|
280
|
310
|
115
|
185
|
145
|
4-18
|
180
|
145
|
8-18
|
180
|
145
|
8-18
|
200
|
160
|
8-23
|
80
|
310
|
340
|
155
|
200
|
160
|
8-18
|
195
|
160
|
8-18
|
195
|
160
|
8-18
|
210
|
170
|
8-23
|
100
|
350
|
340
|
155
|
220
|
180
|
8-18
|
235
|
190
|
8-23
|
230
|
190
|
8-23
|
250
|
200
|
8-25
|
125
|
400
|
375
|
190
|
250
|
210
|
8-18
|
270
|
220
|
8-25
|
270
|
220
|
8-25
|
295
|
240
|
8-30
|
150
|
450
|
375
|
200
|
285
|
240
|
8-23
|
300
|
250
|
8-25
|
300
|
250
|
8-25
|
340
|
280
|
8-34
|
200
|
550
|
475
|
225
|
340
|
295
|
12-23
|
360
|
310
|
12-25
|
375
|
320
|
12-30
|
405
|
345
|
12-34
|
250
|
650
|
535
|
290
|
405
|
355
|
12-25
|
425
|
370
|
12-30
|
445
|
385
|
12-34
|
470
|
400
|
12-41
|
300
|
800
|
595
|
320
|
460
|
410
|
12-25
|
485
|
430
|
16-30
|
510
|
450
|
16-34
|
530
|
460
|
16-41
|
350
|
900
|
650
|
355
|
520
|
460
|
16-25
|
550
|
490
|
16-34
|
570
|
510
|
16-34
|
595
|
525
|
16-41
|
400
|
1000
|
700
|
395
|
580
|
525
|
16-30
|
610
|
550
|
16-34
|
655
|
585
|
16-41
|
670
|
585
|
16-48
|
内螺纹蒸汽减压阀
波纹管减压阀
先导薄膜式减压阀