先導(dǎo)式安全閥 
【應(yīng)用范圍】
  先導(dǎo)式安全泄壓閥是一種新穎結(jié)構(gòu)的安全閥。主要用于石油天然氣、化工、電力、冶金和城市燃?xì)獾阮I(lǐng)域,是受壓設(shè)備、容器或管路上的最佳超壓保護(hù)裝置。其主要優(yōu)點(diǎn)是變彈簧直接作用為導(dǎo)閥間接作用,提高了動(dòng)作的靈敏度,而且主閥采用套筒活塞式,雙重密封閥座結(jié)構(gòu),動(dòng)作精度高、重復(fù)性好、回座快、不泄漏、能帶高背壓排放、工作等命長(zhǎng)、工作穩(wěn)定可靠,它還可在線調(diào)校,反復(fù)啟跳排放后,仍然能自動(dòng)回座,關(guān)閉嚴(yán)密,操作維護(hù)方便。 
【相關(guān)型號(hào)】
KAx46F Ax46Y Ax46F KA46Y-25 
Ax46F KA46Y-40 
Ax46F KA46Y-64 
Ax46F KA46Y-100 
AF46Y-16 AF46Y-25 AF46Y-40 AF46Y-64 AF46Y-100 
【主要材料】
| NO. | 
零件名稱 | 
Ax46Y/F 材料 | 
KAX46Y/F材料 | 
| 1 | 
閥體 | 
WCB | 
WCB | 
| 2 | 
閥瓣 | 
2Cr13/2Cr13+PTFE | 
1Cr18Ni9Ti/1Cr18Ni9Ti+PTFE | 
| 3 | 
導(dǎo)向套 | 
1Cr18Ni9Ti | 
1Cr18Ni9Ti | 
| 4 | 
彈簧 | 
50CrVA | 
50CrVA | 
| 5 | 
O型圈 | 
氟橡膠 | 
氟橡膠 | 
| 6 | 
閥蓋 | 
25 | 
25 | 
| 7 | 
導(dǎo)閥 | 
部件 | 
【主要尺寸參數(shù)】 
| 型號(hào) | 
公稱通徑 | 
do | 
L | 
L1 | 
L2 | 
H | 
DN | 
D | 
D1 | 
D2 | 
D6 | 
b | 
Z-ød | 
D | 
D1 | 
D2 | 
D6 | 
b | 
Z-ød | 
AF46Y-16 Kax46F-16 Kax46Y-16 Ax46F-16 Ax46Y-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 Kax46F-25 Kax46Y-25 Ax46F-25 Ax46Y-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 Kax46F-40 Kax46Y-40 Ax46F-40 Ax46Y-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 Kax46F-64 Kax46Y-64 Ax46F-64 Ax46Y-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 Kax46F-100 Kax46Y-100 Ax46F-100 Ax46Y-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 |