Description:  | 
          A46F先导式安全阀用途:    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,是受压设备、容器或管路上的最佳超压保护装置。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。 
A46F先导式安全阀主要零部件材料:  
 
| 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 |   A46F先导式安全阀外形尺寸和连接尺寸: 
 
  
 
| 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 |  
| 
 AF46Y-64  | 
25 | 
15 | 
110 | 
100 | 
160 | 
365 | 
32 | 
140 | 
100 | 
78 | 
58 | 
22 | 
4-18 | 
140 | 
100 | 
78 | 
66 | 
18 | 
4-18 |  
| 32 | 
20 | 
130 | 
110 | 
160 | 
375 | 
40 | 
155 | 
110 | 
82 | 
66 | 
24 | 
4-23 | 
150 | 
110 | 
85 | 
76 | 
18 | 
4-18 |  
| 40 | 
25 | 
130 | 
120 | 
170 | 
445 | 
50 | 
170 | 
125 | 
95 | 
76 | 
24 | 
4-23 | 
165 | 
125 | 
100 | 
88 | 
20 | 
4-18 |  
| 50 | 
32 | 
135 | 
130 | 
195 | 
460 | 
65 | 
180 | 
135 | 
105 | 
88 | 
26 | 
4-23 | 
185 | 
145 | 
120 | 
110 | 
22 | 
8-18 |  
| 65 | 
40 | 
175 | 
160 | 
225 | 
495 | 
80 | 
205 | 
160 | 
130 | 
110 | 
28 | 
8-23 | 
200 | 
160 | 
135 | 
121 | 
22 | 
8-18 |  
| 80 | 
50 | 
175 | 
160 | 
225 | 
525 | 
100 | 
215 | 
170 | 
140 | 
121 | 
30 | 
8-23 | 
235 | 
190 | 
160 | 
150 | 
24 | 
8-23 |  
| 100 | 
65 | 
195 | 
195 | 
245 | 
565 | 
125 | 
250 | 
200 | 
168 | 
150 | 
32 | 
8-26 | 
270 | 
220 | 
188 | 
176 | 
28 | 
8-25 |  
| 150 | 
100 | 
280 | 
265 | 
265 | 
610 | 
200 | 
345 | 
280 | 
240 | 
204 | 
38 | 
8-34 | 
375 | 
320 | 
282 | 
260 | 
38 | 
12-30 |  
| 200 | 
125 | 
300 | 
295 | 
300 | 
680 | 
250 | 
405 | 
345 | 
300 | 
260 | 
44 | 
12-34 | 
450 | 
385 | 
345 | 
313 | 
42 | 
12-34 |  
| 
 AF46Y-100  | 
25 | 
15 | 
110 | 
100 | 
160 | 
365 | 
32 | 
140 | 
100 | 
78 | 
58 | 
24 | 
4-18 | 
140 | 
100 | 
78 | 
66 | 
18 | 
4-18 |  
| 32 | 
20 | 
130 | 
110 | 
160 | 
375 | 
40 | 
155 | 
110 | 
82 | 
66 | 
24 | 
4-23 | 
150 | 
110 | 
85 | 
76 | 
18 | 
4-18 |  
| 40 | 
25 | 
130 | 
120 | 
170 | 
445 | 
50 | ,, , , 
170 | 
125 | 
95 | 
76 | 
26 | 
4-23 | 
165 | 
125 | 
100 | 
88 | 
20 | 
4-18 |  
| 50 | 
32 | 
135 | 
130 | 
195 | 
460 | 
65 | 
195 | 
145 | 
112 | 
88 | 
28 | 
4-26 | 
185 | 
145 | 
120 | 
110 | 
22 | 
8-18 |  
| 65 | 
40 | 
175 | 
160 | 
225 | 
495 | 
80 | 
220 | 
170 | 
138 | 
110 | 
32 | 
8-26 | 
200 | 
160 | 
135 | 
121 | 
22 | 
8-18 |  
| 80 | 
50 | 
175 | 
160 | 
225 | 
525 | 
100 | 
230 | 
180 | 
148 | 
121 | 
34 | 
8-26 | 
235 | 
190 | 
160 | 
150 | 
24 | 
8-23 |  
| 100 | 
65 | 
195 | 
195 | 
245 | 
565 | 
125 | 
265 | 
210 | 
172 | 
150 | 
38 | 
8-30 | 
270 | 
220 | 
188 | 
176 | 
28 | 
8-25 |  
| 150 | 
100 | 
280 | 
265 | 
265 | 
610 | 
200 | 
355 | 
290 | 
250 | 
204 | 
46 | 
12-34 | 
375 | 
320 | 
282 | 
260 | 
38 | 
12-30 |  
| 200 | 
125 | 
300 | 
295 | 
300 | 
680 | 
250 | 
430 | 
360 | 
312 | 
260 | 
54 | 
12-41 | 
450 | 
385 | 
345 | 
313 | 
42 | 
12-34 |    |