A47H带扳手弹簧微启式安全阀
A47H带扳手弹簧微启式安全阀适用于工作温度≤350℃的蒸汽、空气等介质的设备或管路上，作为超压保护装置。
应用范围
适用于工作温度≤350℃的蒸汽、空气等介质
标准规范
设计制造标准：
结构长度标准：GB/T 12221-2005
连接法兰标准：GB/T 9113
压力温度等级：GB/T 12224-2005
试验检验标准：GB/T 13927-2008
主要零件材料
NO
零件名称
材料
A47H带扳手弹簧微启式安全阀适用于工作温度≤350℃的蒸汽、空气等介质的设备或管路上，作为超压保护装置。
应用范围
适用于工作温度≤350℃的蒸汽、空气等介质
适用于工作温度≤350℃的蒸汽、空气等介质
标准规范
设计制造标准：
结构长度标准：GB/T 12221-2005
连接法兰标准：GB/T 9113
压力温度等级：GB/T 12224-2005
试验检验标准：GB/T 13927-2008
设计制造标准：
结构长度标准：GB/T 12221-2005
连接法兰标准：GB/T 9113
压力温度等级：GB/T 12224-2005
试验检验标准：GB/T 13927-2008
主要零件材料
|
NO
|
零件名称
|
材料
|
|
1
|
阀体
|
WCB
|
|
2
|
阀座
|
ZG2Cr13
|
|
3
|
调节圈
|
ZG2Cr13
|
|
4
|
反冲盘
|
ZG2Cr13
|
|
5
|
阀瓣
|
2Cr13
|
|
6
|
导向套
|
2Cr13
|
|
7
|
阀盖
|
ZG230-450
|
|
8
|
弹簧
|
50CrVA
|
|
9
|
阀杆
|
2Cr13
|
|
10
|
扳手
|
ZG200-400
|
|
11
|
调整螺杆
|
45
|
|
12
|
保护罩
|
ZG200-400
|
|
密封面材料
|
"H"堆焊D507,"Y"堆焊Co基硬质合金
|
主要外形尺寸
|
型号
|
公称通径
|
do
|
D
|
K
|
g
|
g1
|
b
|
f
|
f1
|
Z-ød
|
DN’
|
D1
|
K1
|
g2
|
g’
|
b1
|
f’
|
f1’
|
Z1-ød1
|
L
|
L1
|
≈H
|
|
A47H-16C
|
20
|
15
|
105
|
75
|
/
|
55
|
16
|
2
|
/
|
4-14
|
20
|
105
|
75
|
55
|
/
|
16
|
2
|
/
|
4-14
|
100
|
85
|
270
|
|
25
|
20
|
115
|
85
|
/
|
65
|
16
|
2
|
/
|
4-14
|
25
|
115
|
85
|
65
|
/
|
16
|
2
|
/
|
4-14
|
100
|
85
|
270
|
|
|
32
|
25
|
140
|
100
|
/
|
78
|
18
|
2
|
/
|
4-18
|
32
|
140
|
100
|
78
|
/
|
18
|
2
|
/
|
4-18
|
115
|
100
|
312
|
|
|
40
|
32
|
150
|
110
|
/
|
85
|
18
|
3
|
/
|
4-18
|
40
|
150
|
110
|
85
|
/
|
18
|
3
|
/
|
4-18
|
120
|
110
|
320
|
|
|
50
|
40
|
165
|
125
|
/
|
100
|
20
|
3
|
/
|
4-18
|
50
|
165
|
125
|
100
|
/
|
20
|
3
|
/
|
4-18
|
135
|
120
|
390
|
|
|
65
|
50
|
185
|
145
|
/
|
120
|
20
|
3
|
/
|
4-18
|
65
|
185
|
145
|
120
|
/
|
20
|
3
|
/
|
4-18
|
140
|
130
|
395
|
|
|
80
|
65
|
200
|
160
|
/
|
135
|
20
|
3
|
/
|
8-18
|
80
|
200
|
160
|
135
|
/
|
20
|
3
|
/
|
8-18
|
160
|
135
|
400
|
|
|
100
|
80
|
220
|
180
|
/
|
155
|
22
|
3
|
/
|
8-18
|
100
|
220
|
180
|
155
|
/
|
22
|
3
|
/
|
8-18
|
170
|
160
|
600
|
|
|
125
|
100
|
250
|
210
|
/
|
185
|
22
|
3
|
/
|
8-18
|
125
|
250
|
210
|
185
|
/
|
22
|
3
|
/
|
8-18
|
190
|
190
|
620
|
|
|
150
|
125
|
285
|
240
|
/
|
210
|
24
|
3
|
/
|
8-23
|
150
|
285
|
240
|
210
|
/
|
24
|
3
|
/
|
8-23
|
205
|
195
|
625
|
|
|
200
|
150
|
340
|
295
|
/
|
265
|
26
|
3
|
/
|
12-23
|
200
|
340
|
295
|
265
|
/
|
26
|
3
|
/
|
12-23
|
240
|
230
|
798
|
|
|
250
|
200
|
405
|
355
|
/
|
320
|
30
|
3
|
/
|
12-26
|
250
|
405
|
355
|
320
|
/
|
30
|
3
|
/
|
12-26
|
350
|
320
|
981
|
|
|
300
|
250
|
460
|
410
|
/
|
375
|
30
|
4
|
/
|
12-26
|
300
|
460
|
410
|
375
|
/
|
30
|
4
|
/
|
12-26
|
350
|
320
|
1005
|
|
|
A47H-25
|
20
|
15
|
105
|
75
|
/
|
55
|
16
|
2
|
/
|
4-14
|
20
|
105
|
75
|
55
|
/
|
16
|
2
|
/
|
4-14
|
100
|
85
|
270
|
|
25
|
20
|
115
|
85
|
/
|
65
|
16
|
2
|
/
|
4-14
|
25
|
115
|
85
|
65
|
/
|
16
|
2
|
/
|
4-14
|
100
|
85
|
270
|
|
|
32
|
25
|
140
|
100
|
/
|
78
|
18
|
2
|
/
|
4-18
|
32
|
140
|
100
|
78
|
/
|
18
|
2
|
/
|
4-18
|
115
|
100
|
312
|
|
|
40
|
32
|
150
|
110
|
/
|
85
|
18
|
3
|
/
|
4-18
|
40
|
150
|
110
|
85
|
/
|
18
|
3
|
/
|
4-18
|
120
|
110
|
320
|
|
|
50
|
40
|
165
|
125
|
/
|
100
|
20
|
3
|
/
|
4-18
|
50
|
165
|
125
|
100
|
/
|
20
|
3
|
/
|
4-18
|
135
|
120
|
390
|
|
|
65
|
50
|
185
|
145
|
/
|
120
|
22
|
3
|
/
|
8-18
|
65
|
185
|
145
|
120
|
/
|
20
|
3
|
/
|
4-18
|
140
|
130
|
395
|
|
|
80
|
65
|
200
|
160
|
/
|
135
|
24
|
3
|
/
|
8-18
|
80
|
200
|
160
|
135
|
/
|
20
|
3
|
/
|
8-18
|
160
|
135
|
400
|
|
|
100
|
80
|
230
|
190
|
/
|
160
|
24
|
3
|
/
|
8-23
|
100
|
220
|
180
|
155
|
/
|
20
|
3
|
/
|
8-18
|
170
|
160
|
600
|
|
|
125
|
100
|
270
|
220
|
/
|
188
|
28
|
3
|
/
|
8-26
|
125
|
250
|
210
|
185
|
/
|
22
|
3
|
/
|
8-18
|
190
|
190
|
620
|
|
|
150
|
125
|
300
|
250
|
/
|
218
|
30
|
3
|
/
|
8-26
|
150
|
285
|
240
|
210
|
/
|
24
|
3
|
/
|
8-23
|
205
|
195
|
625
|
|
|
200
|
150
|
360
|
310
|
/
|
278
|
34
|
3
|
/
|
12-26
|
200
|
340
|
295
|
265
|
/
|
26
|
3
|
/
|
12-23
|
240
|
230
|
798
|
|
|
250
|
200
|
425
|
370
|
/
|
332
|
36
|
3
|
/
|
12-30
|
250
|
405
|
355
|
320
|
/
|
30
|
3
|
/
|
12-26
|
350
|
320
|
981
|
|
|
300
|
250
|
485
|
430
|
/
|
390
|
40
|
4
|
/
|
16-30
|
300
|
460
|
410
|
375
|
/
|
30
|
4
|
/
|
12-26
|
350
|
320
|
1005
|
|
|
A47H-40
|
20
|
15
|
105
|
75
|
51
|
55
|
16
|
2
|
4
|
4-14
|
20
|
105
|
75
|
55
|
/
|
16
|
2
|
/
|
4-14
|
100
|
85
|
270
|
|
25
|
20
|
115
|
85
|
58
|
65
|
16
|
2
|
4
|
4-14
|
25
|
115
|
85
|
65
|
/
|
16
|
2
|
/
|
4-14
|
100
|
85
|
270
|
|
|
32
|
25
|
140
|
100
|
66
|
78
|
18
|
2
|
4
|
4-18
|
32
|
140
|
100
|
78
|
/
|
18
|
2
|
/
|
4-18
|
115
|
100
|
312
|
|
|
40
|
32
|
150
|
110
|
76
|
85
|
18
|
3
|
4
|
4-18
|
40
|
150
|
110
|
85
|
/
|
18
|
3
|
/
|
4-18
|
120
|
110
|
320
|
|
|
50
|
40
|
165
|
125
|
88
|
100
|
20
|
3
|
4
|
4-18
|
50
|
165
|
125
|
100
|
/
|
20
|
3
|
/
|
4-18
|
135
|
120
|
390
|
|
|
65
|
50
|
185
|
145
|
110
|
120
|
22
|
3
|
4
|
8-18
|
65
|
185
|
145
|
120
|
/
|
20
|
3
|
/
|
4-18
|
140
|
130
|
395
|
|
|
80
|
65
|
200
|
160
|
121
|
135
|
22
|
3
|
4
|
8-18
|
80
|
200
|
160
|
135
|
/
|
20
|
3
|
/
|
8-18
|
160
|
135
|
400
|
|
|
100
|
80
|
235
|
190
|
150
|
160
|
24
|
3
|
4.5
|
8-23
|
100
|
220
|
180
|
155
|
/
|
22
|
3
|
/
|
8-18
|
170
|
160
|
600
|
|
|
125
|
100
|
270
|
220
|
176
|
188
|
28
|
3
|
4.5
|
8-26
|
125
|
250
|
210
|
185
|
/
|
22
|
3
|
/
|
8-18
|
190
|
190
|
620
|
|
|
150
|
125
|
300
|
250
|
204
|
218
|
30
|
3
|
4.5
|
8-26
|
150
|
285
|
240
|
210
|
/
|
24
|
3
|
/
|
8-23
|
205
|
195
|
625
|
|
|
200
|
150
|
375
|
320
|
260
|
282
|
38
|
3
|
4.5
|
12-30
|
200
|
340
|
295
|
265
|
/
|
26
|
3
|
/
|
12-23
|
240
|
230
|
798
|
|
|
250
|
200
|
450
|
385
|
313
|
345
|
42
|
3
|
4.5
|
12-34
|
250
|
405
|
355
|
320
|
/
|
30
|
3
|
/
|
12-26
|
350
|
320
|
981
|
|
|
300
|
250
|
515
|
450
|
364
|
408
|
46
|
4
|
4.5
|
16-34
|
300
|
460
|
410
|
375
|
/
|
30
|
4
|
/
|
12-26
|
350
|
320
|
1005
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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