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TFA48Y高温高压安全阀  
 
TFA48Y高温高压安全阀
SKU:TFA48Y高温高压安全阀
Description:

系列 Series
(K)Ax46F(Y)-16 (K)Ax46F(Y)-25 (K)Ax46F(Y)-40 (K)Ax46F(Y)-64 (K)Ax46F(Y)-100 AF46Y-16C AF46Y-25 AF46Y-40 AF46Y-64 AF46Y-100
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、工作寿命长、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。
         Pilot operated safety valve,newly-structured, is mainly applied to such trades as petroleum & nat-ural gas, chemistry, electric, meta-llurgy & burning gas. It is the best super-pressure protecting equipment on press equipment, container, or pipeline, It is mainly characterized by shifting direct function of spring to indirect function of guide valve. What's more, main valve, applying for sleeve piston & double sealed seat, is characterized by high pre-cision of action, good recycling function, fast turning back to seat, ability to high-pressure leaking, long working time & security, toge-ther with read-justment on line,
aucomatic turning back to seat after leaking again and again, tight closure, operating and main-taining conve-nience.
主要零部件材料 Materials for main parts               
NO.
Name of part
Ax46Y/F   AF46Y/F Materials
KAX46Y/F Materials
1
 Body
WCB
WCB
2
 Disc
2Cr13/2Cr13+PTFE
1Cr18Ni9Ti /1Cr18Ni9Ti+PTFE
3
   Guide
1Cr18Ni9Ti
1Cr18Ni9Ti
4
 Spring
50CrVA
50CrVA
5
  O type ring
 Viton
 Viton
6
 Bonnet
25
25
7
 Pilot valve
 Part

 

外形尺寸和连接尺寸 Dimensions (mm)
Type
(DN)
do
L
L1
L2
H
DN'
D
D1
D2
D6
b
Z- d
D'
D1'
D2'
D6'
b'
Z'- d'
(K)Ax46 F -16
Y
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
(K)Ax46 F -25
Y
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
(K)Ax46 F -40
Y
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
(K)Ax46 F -64
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
(K)Ax46 F -100
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

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