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A41H、A41Y微啟式安全閥適用于工作溫度≤300℃的石油氣、空氣、水等介質(zhì)的設(shè)備或管路上。A41Y-P/R型適用于工作溫度≤200℃有腐蝕性介質(zhì)的設(shè)備或管路上，作為超壓保護(hù)裝置。是一種由進(jìn)口靜壓開啟的自動(dòng)泄壓防護(hù)裝置,它是壓力容器較為重要的安全附件之一,它的功能是：當(dāng)容器內(nèi)壓力超過(guò)某一定值時(shí),依靠介質(zhì)自身的壓力自動(dòng)開啟閥門,迅速排出一定數(shù)量的介質(zhì)。
彈簧微啟式安全閥主要零部件材料：
|
NO
|
零件名稱
|
A41H-C/KA41Y-C材料
|
A41Y-P/KA41Y-P材料
|
A41Y-R/KA41Y-R材料
|
|
1
|
閥體
|
WCB
|
ZG1Cr18Ni9Ti
|
ZG1Cr18Ni12Mo2Ti
|
|
2
|
閥座
|
ZG2Cr13/1Cr18Ni9Ti
|
ZG1Cr18Ni9Ti
|
ZG1Cr18Ni12Mo2Ti
|
|
3
|
調(diào)節(jié)圈
|
ZG2Cr13/1Cr18Ni9Ti
|
ZG1Cr18Ni9Ti
|
ZG1Cr18Ni12Mo2Ti
|
|
4
|
閥瓣
|
2Cr13/1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
5
|
導(dǎo)向套
|
ZG2Cr13/1Cr18Ni9Ti
|
ZG1Cr18Ni9Ti
|
ZG1Cr18Ni12Mo2Ti
|
|
6
|
閥蓋
|
ZG230-450
|
ZG230-450
|
ZG230-450
|
|
7
|
彈簧
|
50CrVA
|
50CrVA包覆氟塑料
|
50CrVA包覆氟塑料
|
|
8
|
閥桿
|
2Cr13
|
2Cr13
|
1Cr18Ni12Mo2Ti
|
|
9
|
調(diào)整螺桿
|
45
|
2Cr13
|
2Cr13
|
|
10
|
保護(hù)罩
|
ZG200-400
|
ZG200-400
|
ZG200-400
|
|
|
密封面材料
|
堆焊D507
|
堆焊Co基硬質(zhì)合金
|
彈簧微啟式安全閥外形尺寸和連接尺寸：
|
型號(hào)
|
公稱通徑
|
do
|
D
|
K
|
g
|
g1
|
b
|
f
|
f1
|
Z-?d
|
L
|
L1
|
H
|
|
A41H-16C
A41Y-16P
A41Y-16R
KA41Y-16C
KA41Y-16P
|
20
|
15
|
105
|
75
|
|
55
|
16
|
2
|
|
4-14
|
100
|
85
|
276
|
|
25
|
20
|
115
|
85
|
|
65
|
16
|
2
|
|
4-14
|
100
|
85
|
276
|
|
32
|
25
|
140
|
100
|
|
78
|
18
|
2
|
|
4-18
|
115
|
100
|
285
|
|
40
|
32
|
150
|
110
|
|
85
|
18
|
3
|
|
4-18
|
120
|
110
|
292
|
|
50
|
40
|
165
|
125
|
|
100
|
20
|
3
|
|
4-18
|
135
|
120
|
370
|
|
65
|
50
|
185
|
145
|
|
120
|
20
|
3
|
|
4-18
|
140
|
130
|
375
|
|
80
|
65
|
200
|
160
|
|
135
|
20
|
3
|
|
8-18
|
160
|
135
|
373
|
|
100
|
80
|
220
|
180
|
|
155
|
22
|
3
|
|
8-18
|
170
|
160
|
513
|
|
125
|
100
|
250
|
210
|
|
185
|
22
|
3
|
|
8-18
|
190
|
190
|
560
|
|
150
|
125
|
285
|
240
|
|
210
|
24
|
3
|
|
8-23
|
205
|
195
|
570
|
|
200
|
150
|
340
|
295
|
|
265
|
26
|
3
|
|
12-23
|
240
|
230
|
717
|
|
250
|
200
|
405
|
355
|
|
320
|
30
|
3
|
|
12-26
|
350
|
320
|
940
|
|
300
|
250
|
460
|
410
|
|
375
|
30
|
4
|
|
12-26
|
350
|
320
|
980
|
|
A41H-25
A41Y-25P
A41Y-25R
KA41Y-25
KA41Y-25P
|
20
|
15
|
105
|
75
|
|
55
|
16
|
2
|
|
4-14
|
100
|
85
|
276
|
|
25
|
20
|
115
|
85
|
|
65
|
16
|
2
|
|
4-14
|
100
|
85
|
276
|
|
32
|
25
|
140
|
100
|
|
78
|
18
|
2
|
|
4-18
|
115
|
100
|
285
|
|
40
|
32
|
150
|
110
|
|
85
|
18
|
3
|
|
4-18
|
120
|
110
|
292
|
|
50
|
40
|
165
|
125
|
|
100
|
20
|
3
|
|
4-18
|
135
|
120
|
370
|
|
65
|
50
|
185
|
145
|
|
120
|
22
|
3
|
|
8-18
|
140
|
130
|
375
|
|
80
|
65
|
200
|
160
|
|
135
|
24
|
3
|
|
8-18
|
160
|
135
|
373
|
|
100
|
80
|
230
|
190
|
|
160
|
24
|
3
|
|
8-23
|
170
|
160
|
513
|
|
125
|
100
|
270
|
220
|
|
188
|
28
|
3
|
|
8-26
|
190
|
190
|
560
|
|
150
|
125
|
300
|
250
|
|
218
|
30
|
3
|
|
8-26
|
205
|
195
|
570
|
|
200
|
150
|
360
|
310
|
|
278
|
34
|
3
|
|
12-26
|
240
|
230
|
717
|
|
250
|
200
|
425
|
370
|
|
332
|
36
|
3
|
|
12-30
|
350
|
320
|
940
|
|
300
|
250
|
485
|
430
|
|
390
|
40
|
4
|
|
16-30
|
350
|
320
|
980
|
|
A41H-40
A41Y-40P
A41Y-40R
KA41Y-40
KA41Y-40P
|
20
|
15
|
105
|
75
|
51
|
55
|
16
|
2
|
4
|
4-14
|
100
|
85
|
276
|
|
25
|
20
|
115
|
85
|
58
|
65
|
16
|
2
|
4
|
4-14
|
100
|
85
|
276
|
|
32
|
25
|
140
|
100
|
66
|
78
|
18
|
2
|
4
|
4-18
|
115
|
100
|
285
|
|
40
|
32
|
150
|
110
|
76
|
85
|
18
|
3
|
4
|
4-18
|
120
|
110
|
292
|
|
50
|
40
|
165
|
125
|
88
|
100
|
20
|
3
|
4
|
4-18
|
135
|
120
|
370
|
|
65
|
50
|
185
|
145
|
110
|
120
|
22
|
3
|
4
|
8-18
|
140
|
130
|
375
|
|
80
|
65
|
200
|
160
|
121
|
135
|
22
|
3
|
4
|
8-18
|
160
|
135
|
373
|
|
100
|
80
|
235
|
190
|
150
|
160
|
24
|
3
|
4.5
|
8-23
|
170
|
160
|
513
|
|
125
|
100
|
270
|
220
|
176
|
188
|
28
|
3
|
4.5
|
8-26
|
190
|
190
|
560
|
|
150
|
125
|
300
|
250
|
204
|
218
|
30
|
3
|
4.5
|
8-26
|
205
|
195
|
570
|
|
200
|
150
|
375
|
320
|
260
|
282
|
38
|
3
|
4.5
|
12-30
|
240
|
230
|
717
|
|
250
|
200
|
450
|
385
|
313
|
345
|
42
|
3
|
4.5
|
12-34
|
350
|
320
|
940
|
|
300
|
250
|
515
|
450
|
364
|
408
|
46
|
4
|
4.5
|
16-34
|
350
|
320
|
980
|
|
