弹簧全启封闭式高压安全阀A42Y-160C适用于工作温度≤200℃空气、氮氢混合气等介质的设备或管路上。A42Y-160P/320P、A42Y-160R/320R弹簧全启封闭式高压安全阀适用于工作温度≤200℃有腐蚀性介质的设备或管路上，作为超压保护装置。 连接法兰按JB/T2769-92的标准。
弹簧全启封闭式高压安全阀A42Y-160C主要零部件材料
NO
|
零件名称
|
材料
|
1
|
阀体
|
WCB
|
2
|
阀座
|
ZG2Cr13
|
3
|
调节圈
|
ZG2Cr13
|
4
|
阀瓣
|
2Cr13
|
5
|
导向套
|
2Cr13
|
6
|
阀盖
|
ZG230-450
|
7
|
弹簧
|
50CrVA
|
8
|
阀杆
|
2Cr13
|
9
|
扳手
|
ZG200-400
|
10
|
调整螺杆
|
45
|
11
|
保护罩
|
ZG200-400
|
密封面材料
|
"H"堆焊D507,"Y"堆焊Co基硬质合金
|
弹簧全启封闭式高压安全阀A42Y-160C外形尺寸和连接尺寸
型号
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公称通径
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do
|
D
|
K
|
g
|
g1
|
b
|
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f'
|
f1'
|
Z1-?d1
|
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
|
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65
|
50
|
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|
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|
120
|
20
|
3
|
4-18
|
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|
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|
145
|
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|
20
|
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|
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
|
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125
|
100
|
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|
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
|
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|
65
|
16
|
2
|
4-14
|
25
|
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|
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|
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|
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|
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|
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
|
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|
135
|
22
|
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|
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|
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|
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|
200
|
160
|
135
|
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|
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|
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|
160
|
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|
400
|
|||
100
|
80
|
235
|
190
|
150
|
160
|
24
|
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|
4.5
|
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|
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|
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|
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|
155
|
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|
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|
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|
170
|
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|
600
|
|||
125
|
100
|
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|
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|
176
|
188
|
28
|
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|
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|
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|
125
|
250
|
210
|
185
|
22
|
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|
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|
190
|
190
|
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|
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150
|
125
|
300
|
250
|
204
|
218
|
30
|
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|
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|
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|
150
|
285
|
240
|
210
|
24
|
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|
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|
205
|
195
|
625
|
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200
|
150
|
375
|
320
|
260
|
282
|
38
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
385
|
313
|
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|
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|
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|
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|
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|
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|
405
|
355
|
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|
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|
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|
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|
350
|
320
|
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|
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300
|
250
|
515
|
450
|
364
|
408
|
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|
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|
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|
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|
300
|
460
|
410
|
375
|
30
|
4
|
12-26
|
350
|
320
|
1005
|
|||
A47H-64 A47Y-64
|
20
|
15
|
130
|
90
|
51
|
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|
20
|
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|
4
|
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|
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|
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|
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|
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|
51
|
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|
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|
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|
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|
100
|
95
|
301
|
25
|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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22
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|
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|
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|
|
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|
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|
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|
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265
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210
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|
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|
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|
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|
