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A42Y弹簧高压安全阀适用于工作温度≤300℃的空气石油气等介质的设备和管路上；
A42Y-64P弹簧高压安全阀，A42Y-100P弹簧高压安全阀适用于工作温度≤200℃有腐蚀性气体介质的设备和管路上；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；当压力降低到规定值时，阀门自动关闭，保证设备和
管路的安全运行。
弹簧高压安全阀连接法兰按JB/T2769-92的标准。
弹簧高压安全阀主要零部件材料
|
NO. |
零件名称 |
A42Y-160 A42Y-320 材料 |
A42Y-160P A42Y-320P 材料 |
A42Y-160R A42Y-320R 材料 |
|
1 |
法兰 |
35/35CrMoA |
2Cr13 |
1Cr18Ni12Mo2Ti |
|
2 |
阀座 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
3 |
阀体 |
40 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
4 |
调节圈 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
5 |
阀瓣 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
6 |
反冲盘 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
7 |
导向套 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
8 |
阀盖 |
ZG230-450 |
ZG230-450 |
ZG230-450 |
|
9 |
阀杆 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
|
10 |
弹簧 |
50CrVA |
50CrVA包覆氟塑料 |
50CrVA包覆氟塑料 |
|
11 |
调整螺杆 |
45 |
2Cr13 |
2Cr13 |
|
12 |
阀帽 |
ZG200-400 |
ZG200-400 |
ZG200-400 |
|
密封面材料 |
堆焊Co基硬质合金 |
|||
弹簧高压安全阀尺寸图
|
型号 |
公称通径 |
do |
d |
M |
K |
D |
Z-?d |
b |
d1 |
M1 |
K1 |
D1 |
Z1-?d1 |
b1 |
L |
L1 |
≈H |
|
A42Y-160 |
15 |
8 |
20 |
M34×2 |
60 |
95 |
3-18 |
20 |
29 |
M42×2 |
80 |
115 |
4-18 |
22 |
95 |
100 |
220 |
|
20 |
8 |
27 |
M33×2 |
68 |
105 |
3-18 |
20 |
29 |
M42×2 |
80 |
115 |
4-18 |
22 |
95 |
100 |
220 |
|
|
25 |
14 |
28 |
M33×2 |
68 |
105 |
3-18 |
20 |
50 |
M64×3 |
115 |
165 |
6-26 |
32 |
150 |
150 |
280 |
|
|
32 |
15 |
37 |
M42×2 |
80 |
115 |
4-18 |
22 |
50 |
M64×3 |
115 |
165 |
6-26 |
32 |
150 |
150 |
390 |
|
|
40 |
20 |
47 |
M52×2 |
115 |
165 |
6-26 |
28 |
65 |
M80×3 |
145 |
200 |
6-29 |
40 |
180 |
180 |
495 |
|
|
50 |
25 |
59 |
M64×3 |
115 |
165 |
6-26 |
32 |
80 |
M100×3 |
170 |
225 |
6-33 |
50 |
165 |
165 |
400 |
|
|
A42Y-320 |
15 |
8 |
27 |
M33×2 |
68 |
105 |
3-18 |
20 |
29 |
M42×2 |
80 |
115 |
4-18 |
22 |
95 |
100 |
220 |
|
20 |
8 |
30 |
M33×2 |
75 |
110 |
3-18 |
22 |
29 |
M42×2 |
80 |
115 |
4-18 |
22 |
95 |
100 |
220 |
|
|
25 |
14 |
35 |
M42×2 |
80 |
115 |
4-18 |
22 |
50 |
M64×3 |
115 |
165 |
6-26 |
32 |
150 |
150 |
280 |
|
|
32 |
15 |
41 |
M48×2 |
95 |
135 |
4-22 |
25 |
50 |
M64×3 |
115 |
165 |
6-26 |
32 |
150 |
150 |
390 |
|
|
40 |
20 |
58 |
M64×3 |
115 |
165 |
6-26 |
32 |
65 |
M80×3 |
145 |
200 |
6-29 |
40 |
180 |
180 |
495 |
|
|
50 |
25 |
70 |
M80×3 |
145 |
200 |
6-29 |
40 |
80 |
M100×3 |
170 |
225 |
6-33 |
50 |
165 |
165 |
400 |
|
|
A42Y-400 |
32 |
15 |
41 |
M48×2 |
95 |
135 |
4-22 |
25 |
50 |
M64×3 |
115 |
165 |
6-26 |
32 |
150 |
150 |
397 |
安全阀订货主要事项：
