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A41H弹簧微启封闭式安全阀适用于工作温度≤300℃的石油气、空气、水等介质的设备或管路上。A41Y-P/R型适用于工作温度≤200℃有腐蚀性介质的设备或管路上，作为超压保护装置。连接法兰标准按JB/T……94/系列1。
A41H弹簧微启封闭式安全阀主要零部件材料
|
NO
|
零件名称
|
A41Y-160材料
|
A41Y-160P材料
|
A41Y-160R材料
|
|
1
|
法兰
|
35/35CrMoA
|
2Cr13
|
1Cr18Ni9Ti
|
|
2
|
阀座
|
2Cr13
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
3
|
阀体
|
35/40
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
4
|
阀瓣
|
2Cr13
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
5
|
导向套
|
2Cr13
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
6
|
弹簧
|
50CrVA
|
50CrVA包覆氟塑料
|
50CrVA包覆氟塑料
|
|
7
|
阀杆
|
2Cr13
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
8
|
阀盖
|
ZG230-450
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
|
9
|
调整螺杆
|
45
|
2Cr13
|
2Cr13
|
|
10
|
阀帽
|
ZG200-400
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
|
阀座、阀瓣密封面
|
堆焊Co基硬质合金
|
|||
■A41H弹簧微启封闭式安全阀外形尺寸和连接尺寸
|
型号
|
公称
通径 |
do
|
d
|
M
|
D
|
K
|
Z-?d
|
b
|
d1
|
M1
|
D1
|
K1
|
Z1-?d1
|
b1
|
L
|
L1
|
≈H
|
|
A41Y-160
(单法兰) |
15
|
8
|
20
|
M24×2
|
95
|
60
|
3-18
|
20
|
/
|
M33×2
|
36
|
/
|
/
|
/
|
50
|
80
|
85
|
|
20
|
10
|
25
|
M27×2
|
95
|
60
|
3-18
|
20
|
/
|
M33×2
|
48
|
/
|
/
|
/
|
50
|
80
|
85
|
|
|
25
|
12
|
28
|
M33×2
|
105
|
68
|
3-18
|
20
|
/
|
M33×2
|
48
|
/
|
/
|
/
|
50
|
80
|
85
|
|
|
A41Y-160
|
10
|
8
|
18
|
M24×2
|
95
|
60
|
3-18
|
20
|
29
|
M42×2
|
115
|
80
|
4-18
|
22
|
95
|
100
|
261
|
|
15
|
8
|
20
|
M24×2
|
95
|
60
|
3-18
|
20
|
29
|
M42×2
|
115
|
80
|
4-18
|
22
|
95
|
100
|
261
|
|
|
20
|
10
|
27
|
M33×2
|
105
|
68
|
3-18
|
20
|
29
|
M42×2
|
115
|
80
|
4-18
|
22
|
95
|
100
|
261
|
|
|
25
|
12
|
28
|
M33×2
|
105
|
68
|
3-18
|
20
|
50
|
M64×3
|
165
|
115
|
6-26
|
32
|
130
|
135
|
285
|
|
|
32
|
12.14.16
|
37
|
M42×2
|
115
|
80
|
4-18
|
22
|
50
|
M64×3
|
165
|
115
|
6-26
|
32
|
130
|
135
|
285
|
|
|
40
|
20
|
47
|
M52×2
|
165
|
115
|
6-26
|
28
|
65
|
M80×3
|
200
|
145
|
6-29
|
40
|
165
|
165
|
350
|
|
|
50
|
25
|
58
|
M64×3
|
165
|
115
|
6-26
|
32
|
80
|
M100×3
|
225
|
170
|
6-33
|
80
|
165
|
165
|
380
|
|
|
A41Y-320
|
10
|
8
|
18
|
M24×2
|
95
|
60
|
3-18
|
20
|
29
|
M42×2
|
115
|
80
|
4-18
|
22
|
95
|
100
|
261
|
|
15
|
8
|
27
|
M33×2
|
105
|
68
|
3-18
|
20
|
29
|
M42×2
|
115
|
80
|
4-18
|
22
|
95
|
100
|
261
|
|
|
20
|
10
|
30
|
M36×2
|
110
|
75
|
3-18
|
20
|
29
|
M42×2
|
115
|
80
|
4-18
|
22
|
95
|
100
|
261
|
|
|
25
|
12
|
35
|
M42×2
|
115
|
80
|
4-18
|
22
|
50
|
M64×3
|
165
|
115
|
6-26
|
32
|
130
|
135
|
285
|
|
|
32
|
12.14.16
|
41
|
M48×2
|
135
|
95
|
4-22
|
25
|
50
|
M64×3
|
165
|
115
|
6-26
|
32
|
130
|
135
|
285
|
|
|
40
|
20
|
58
|
M64×2
|
165
|
115
|
6-26
|
32
|
65
|
M80×3
|
200
|
145
|
6-29
|
40
|
165
|
115
|
350
|
|
|
50
|
25
|
70
|
M80×2
|
200
|
145
|
6-29
|
40
|
80
|
M100×3
|
225
|
170
|
6-33
|
50
|
165
|
165
|
380
|
