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A41Y-160/320C型弹簧微启封闭式高压安全阀适用于工作温度≤200℃的空气、氮氢混合气、水等介质的设备和管路上。A41Y-160P/R、A41Y-320P/R型适于工作温度≤200℃有腐蚀性气体或液体介质的设备和管路上，作为超压保护装置。当设备和管路内压力超过允许值时，阀门自动开启，继而全量排放，当压力降至规定值时，阀门自动关闭，保证设备和管路的安全运行。
二、主要零部件材料表
|
序号 |
零件名称 |
材料 |
||
|
A41Y-C |
A41Y-P |
A41Y-R |
||
|
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 |
|
11 |
阀座、阀瓣密封面 |
堆焊Co基硬质合金 |
||
三、主要连接尺寸表
|
公称压力 PN(Mpa) |
公称通径 DN(mm) |
尺寸(mm) |
|||||||||||||||
|
do |
d |
M |
D |
D1 |
Z-ød |
B |
DN’ |
M1 |
D’ |
D1’ |
Z’-ød’ |
b’ |
L |
L1 |
≈H |
||
|
16 (单法兰) |
15 |
7 |
16 |
M24×2 |
95 |
60 |
3-18 |
20 |
/ |
M33×2 |
36 |
/ |
/ |
/ |
50 |
80 |
105 |
|
20 |
10 |
19 |
M27×2 |
95 |
60 |
3-18 |
20 |
/ |
M33×2 |
48 |
/ |
/ |
/ |
50 |
80 |
105 |
|
|
25 |
12 |
23 |
M33×2 |
105 |
68 |
3-18 |
20 |
/ |
M33×2 |
48 |
/ |
/ |
/ |
50 |
80 |
105 |
|
|
16 |
10 |
8 |
18 |
M24×2 |
95 |
60 |
3-18 |
20 |
32 |
M42×2 |
115 |
80 |
4-18 |
22 |
95 |
100 |
250 |
|
15 |
8 |
20 |
M24×2 |
95 |
60 |
3-18 |
20 |
32 |
M42×2 |
115 |
80 |
4-18 |
22 |
95 |
100 |
250 |
|
|
20 |
10 |
27 |
M33×2 |
105 |
68 |
3-18 |
20 |
32 |
M42×2 |
115 |
80 |
4-18 |
22 |
95 |
100 |
250 |
|
|
25 |
12 |
28 |
M33×2 |
105 |
68 |
3-18 |
20 |
32 |
M42×3 |
115 |
80 |
6-26 |
22 |
95 |
100 |
250 |
|
|
32 |
15 |
37 |
M42×2 |
115 |
80 |
4-18 |
22 |
50 |
M64×3 |
165 |
115 |
6-26 |
32 |
130 |
135 |
275 |
|
|
40 |
20 |
47 |
M52×2 |
165 |
115 |
6-26 |
28 |
65 |
M80×3 |
200 |
145 |
6-29 |
40 |
165 |
165 |
390 |
|
|
50 |
25 |
58 |
M64×3 |
165 |
115 |
6-26 |
32 |
80 |
M100×3 |
225 |
170 |
6-33 |
50 |
180 |
180 |
465 |
|
|
32 |
10 |
8 |
18 |
M24×2 |
95 |
60 |
3-18 |
20 |
32 |
M42×2 |
115 |
80 |
4-18 |
22 |
95 |
100 |
250 |
|
15 |
8 |
20 |
M33×2 |
105 |
68 |
3-18 |
20 |
32 |
M42×2 |
115 |
80 |
4-18 |
22 |
95 |
100 |
250 |
|
|
20 |
10 |
23 |
M36×2 |
105 |
68 |
3-18 |
20 |
32 |
M42×2 |
115 |
80 |
4-18 |
22 |
95 |
100 |
250 |
|
|
25 |
12 |
23 |
M42×2 |
115 |
80 |
4-18 |
22 |
32 |
M42×2 |
115 |
80 |
4-18 |
22 |
95 |
100 |
250 |
|
|
32 |
14 |
30 |
M48×2 |
135 |
95 |
4-22 |
25 |
50 |
M64×3 |
165 |
115 |
6-26 |
32 |
130 |
135 |
275 |
|
|
40 |
16 |
38 |
M64×2 |
165 |
115 |
6-26 |
32 |
65 |
M80×3 |
200 |
145 |
6-29 |
40 |
165 |
165 |
390 |
|
|
50 |
20 |
48 |
M80×2 |
200 |
145 |
6-29 |
40 |
80 |
M100×3 |
225 |
170 |
6-33 |
50 |
180 |
180 |
465 |
|
