(K)AX46F/AF46Y先导式安全阀
先导式安全泄压阀是一种新颖结构的安全阀。主要用于石油天然气、化工、电力、冶金和城市燃气等领域。其主要优点是变弹簧直接作用为导阀间接作用，提高了动作的灵敏度，而且主阀采用套筒活塞式，双重密封阀座结构，动作精度高、重复性好、回座快、不泄漏、能带高背压排放、工作等命长、工作稳定可靠，它还可在线调校，反复启跳排放后，仍然能自动回座，关闭严密，操作维护方便。
主要零件材料
|
NO |
零件名称 |
Ax46Y/F 材料 |
KAX46Y/F材料 |
|
1 |
阀体 |
WCB |
WCB |
|
2 |
阀瓣 |
2Cr13/2Cr13+PTFE |
1Cr18Ni9Ti/1Cr18Ni9Ti+PTFE |
|
3 |
导向套 |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
|
4 |
弹簧 |
50CrVA |
50CrVA |
|
5 |
O型圈 |
氟橡胶 |
氟橡胶 |
|
6 |
阀盖 |
25 |
25 |
|
7 |
导阀 |
部件 |
主要外形尺寸
|
型号 |
公称通径 |
do |
L |
L1 |
L2 |
H |
DN |
D |
D1 |
D2 |
D6 |
b |
Z-ød |
D |
D1 |
D2 |
D6 |
b |
Z-ød |
|
AF46Y-16 |
25 |
15 |
110 |
95 |
150 |
365 |
32 |
115 |
85 |
65 |
|
16 |
4-14 |
140 |
100 |
78 |
|
18 |
4-18 |
|
32 |
20 |
115 |
100 |
150 |
375 |
40 |
140 |
100 |
78 |
|
18 |
4-18 |
150 |
110 |
85 |
|
18 |
4-18 |
|
40 |
25 |
120 |
110 |
160 |
390 |
50 |
150 |
110 |
85 |
|
18 |
4-18 |
165 |
125 |
100 |
|
20 |
4-18 |
|
50 |
32 |
135 |
120 |
160 |
410 |
65 |
165 |
125 |
100 |
|
20 |
4-18 |
185 |
145 |
120 |
|
20 |
4-18 |
|
65 |
40 |
160 |
140 |
175 |
435 |
80 |
185 |
145 |
120 |
|
20 |
4-18 |
200 |
160 |
135 |
|
20 |
8-18 |
|
80 |
50 |
170 |
135 |
175 |
451 |
100 |
200 |
160 |
135 |
|
20 |
8-18 |
220 |
180 |
155 |
|
22 |
8-18 |
|
100 |
65 |
195 |
175 |
195 |
500 |
125 |
220 |
180 |
155 |
|
22 |
8-18 |
250 |
210 |
185 |
|
24 |
8-18 |
|
125 |
80 |
210 |
190 |
220 |
526 |
150 |
250 |
210 |
185 |
|
22 |
8-18 |
285 |
240 |
210 |
|
24 |
8-23 |
|
150 |
100 |
255 |
230 |
265 |
623 |
175 |
285 |
240 |
210 |
|
24 |
8-23 |
315 |
270 |
240 |
|
26 |
8-23 |
|
200 |
125 |
300 |
260 |
300 |
690 |
250 |
340 |
295 |
265 |
|
26 |
12-23 |
405 |
355 |
320 |
|
30 |
12-26 |
|
AF46Y-25 |
25 |
15 |
110 |
95 |
150 |
365 |
32 |
115 |
85 |
65 |
|
16 |
4-14 |
140 |
100 |
78 |
|
18 |
4-18 |
|
32 |
20 |
115 |
100 |
150 |
375 |
40 |
140 |
100 |
78 |
|
18 |
4-18 |
150 |
110 |
85 |
|
18 |
4-18 |
|
40 |
25 |
120 |
110 |
160 |
390 |
50 |
150 |
110 |
85 |
|
18 |
4-18 |
165 |
125 |
100 |
|
20 |
4-18 |
|
50 |
32 |
135 |
120 |
160 |
410 |
65 |
165 |
125 |
100 |
|
20 |
4-18 |
185 |
145 |
120 |
|
20 |
4-18 |
|
65 |
40 |
160 |
140 |
175 |
435 |
80 |
185 |
145 |
120 |
|
22 |
8-18 |
200 |
160 |
135 |
|
20 |
8-18 |
|
80 |
50 |
170 |
135 |
175 |
451 |
100 |
200 |
160 |
135 |
|
22 |
8-18 |
220 |
180 |
155 |
|
22 |
8-18 |
|
100 |
65 |
195 |
175 |
195 |
500 |
125 |
230 |
190 |
160 |
|
24 |
8-23 |
250 |
210 |
185 |
|
22 |
8-18 |
|
125 |
80 |
210 |
190 |
220 |
526 |
150 |
270 |
220 |
188 |
|
28 |
8-26 |
285 |
240 |
210 |
|
24 |
8-23 |
|
150 |
100 |
255 |
230 |
265 |
623 |
175 |
300 |
250 |
218 |
|
30 |
8-26 |
310 |
270 |
240 |
|
26 |
8-23 |
|
200 |
125 |
300 |
260 |
300 |
690 |
250 |
360 |
310 |
278 |
|
34 |
12-26 |
405 |
355 |
320 |
|
30 |
12-26 |
|
AF46Y-40 |
25 |
15 |
110 |
95 |
150 |
365 |
32 |
115 |
85 |
65 |
58 |
16 |
4-14 |
140 |
100 |
78 |
|
18 |
4-18 |
|
32 |
20 |
115 |
100 |
150 |
375 |
40 |
140 |
100 |
78 |
66 |
18 |
4-18 |
150 |
110 |
85 |
|
18 |
4-18 |
|
40 |
25 |
120 |
110 |
160 |
390 |
50 |
150 |
110 |
85 |
76 |
18 |
4-18 |
165 |
125 |
100 |
|
20 |
4-18 |
|
50 |
32 |
135 |
120 |
160 |
410 |
65 |
165 |
125 |
100 |
88 |
20 |
4-18 |
185 |
145 |
120 |
|
20 |
4-18 |
|
65 |
40 |
160 |
140 |
175 |
435 |
80 |
185 |
145 |
120 |
110 |
22 |
8-18 |
200 |
160 |
135 |
|
20 |
8-18 |
|
80 |
50 |
170 |
135 |
175 |
451 |
100 |
200 |
160 |
135 |
121 |
22 |
8-18 |
220 |
180 |
155 |
|
22 |
8-18 |
|
100 |
65 |
195 |
175 |
195 |
500 |
125 |
235 |
190 |
160 |
150 |
24 |
8-23 |
250 |
210 |
185 |
|
22 |
8-18 |
|
125 |
80 |
210 |
190 |
220 |
526 |
150 |
270 |
220 |
188 |
176 |
28 |
8-26 |
285 |
240 |
210 |
|
24 |
8-23 |
|
150 |
100 |
255 |
230 |
265 |
623 |
175 |
300 |
250 |
218 |
204 |
30 |
8-26 |
310 |
270 |
240 |
|
26 |
8-23 |
|
200 |
125 |
300 |
260 |
300 |
690 |
250 |
375 |
320 |
282 |
260 |
38 |
12-30 |
405 |
355 |
320 |
|
30 |
12-26 |
