TFA42C型磅级弹簧全启式安全阀产品剖解图

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TFA42C型磅级弹簧全启式安全阀产品剖解图

TFA42C型磅级弹簧全启式安全阀主要性能规范
 
 Normal Pressure
PN
150
300
600
900
1,500
 Body strangth
Ps(MPa)
3.0
7.5
15
22.5
38
 Set pressure
Pk(MPa)
0.1-2
1.6-5
3.2-10
8-15
10-25
 Seal pressure
Pm(MPa)
90% Pk
 Reseation pressure
Ph(MPa)
90% Pk
 Relieving pressure
Pp(MPa)
1.1 Pk
 Llift
H(mm)
1/  d0 
4 
 Appropriate temperature
C
300
P   R   
200
 Appropriate medium
Air,oil,Steam,Water,Corrosive medium
 
TFA42C型磅级弹簧全启式安全阀主喉部直径代号
Code
Diameter
Code
Diameter
D
10
L
50
E
13
M
55
F
16
N
60
G
20.5
P
72
H
26
Q
96
J
33
R
115
K
40
T
148
 
TFA42C型磅级弹簧全启式安全阀主要尺寸
TFA42C150   TFA42C150P   TFA42C150R
Nominal Diameter DN(in)
Dimension (mm)
do
D
D1
D2
b
t
Z- d
DN'
D'
D1'
D2'
b'
t'
Z- d'
L
L1
H
1/"  3/ " 
2 4
D
89
60.5
35
12
5
4-15
20
98
70
43
14
1.6
4-15
90
90
260
3/"  11/ " 
4 2
D
98
70
43
14
5
4-15
25
108
79.5
51
15
1.6
4-15
96
92
280
1"    11/ " 
2 
D
108
79.5
51
15
5
4-15
40
127
98.5
73
18
1.6
4-15
115
105
290
1"    2"
D
108
79.5
51
15
5
4-15
50
152
120.5
92
18
1.6
4-19
115
105
290
11/ "    2" 
2 
G
127
98.5
73
18
5
4-15
50
152
120.5
92
18
1.6
4-19
121
124
320
11/"  21/ " 
2 2
G
127
98.5
73
18
5
4-15
65
178
139.5
105
20
1.6
4-19
121
124
340
11/ "    3" 
2 
G
127
98.5
73
18
5
4-15
80
190
152.5
127
22
1.6
4-19
124
130
340
2"    21/ " 
2 
J
152
120.5
92
18
5
4-19
65
178
139.5
105
20
1.6
4-19
124
130
360
2"    3"
J
152
120.5
92
18
5
4-19
80
190
152.5
127
22
1.6
4-19
124
130
360
21/ "    4" 
2 
J
178
139.5
105
20
5
4-19
100
229
190.5
157
24
1.6
8-19
143
137
360
3"    4"
L
190
152.5
127
22
5
4-19
100
229
190.5
157
24
1.6
8-19
162
156
450
4"    6"
N
229
190.5
157
24
10
8-19
150
279
241.5
216
26
1.6
8-22
210
197
510
6"    8"
P
279
241.5
216
26
10
8-22
200
343
298.5
270
29
1.6
8-22
241
240
740
8"    10"
R
343
298.5
270
29
10
8-22
250
406
362
324
31
1.6
12-25
279
276
810
12"    14"
T
483
432
381
32
10
12-25
350
533
476
413
35
1.6
12-29
360
360
860
TFA42C300   TFA42C300P   TFA42C300R
Nominal Diameter DN(in)
  Dimension (mm)
do
D
D1
D2
b
t
Z- d
DN'
D'
D1'
D2'
b'
t'
Z- d'
L
L1
H
1/"  3/ " 
2 4
D
95
66.5
35
15
5
4-15
20
98
70
43
14
1.6
4-15
90
90
260
3/ "    1"
4
D
117
82.5
43
16
5
4-19
25
108
79.5
51
15
1.6
4-15
96
92
280
1"    11/ " 
2 
D
124
89
51
18
5
4-19
40
127
98.5
73
18
1.6
4-15
115
105
290
1"    2"
D
124
89
51
18
5
4-19
50
152
120.5
92
18
1.6
4-19
115
105
290
11/ "    2" 
2 
G
156
114.5
73
20
5
4-22
50
152
120.5
92
18
1.6
4-19
121
124
320
11/"  21/ " 
2 2
G
156
114.5
73
20
5
4-22
65
178
139.5
105
20
1.6
4-19
121
124
340
11/ "    3" 
2 
G
156
114.5
73
20
5
4-22
80
190
152.5
127
22
1.6
4-19
124
130
340
2"    21/ " 
2 
H
165
127
92
22
5
8-19
65
178
139.5
105
20
1.6
4-19
124
130
360
2"    3"
J
165
127
92
22
5
8-19
80
190
152.5
127
22
1.6
4-19
124
130
360
21/ "    4" 
2 
J
190
149
105
24
5
8-22
100
229
190.5
157
24
1.6
8-19
143
137
360
3"    4"
L
210
168.5
127
28
5
8-22
100
229
190.5
157
24
1.6
8-19
162
156
450
4"    6"
N
254
200
157
32
10
8-22
150
279
241.5
216
26
1.6
8-22
210
197
510
6"    8"
P
318
270
216
38
10
12-22
200
343
298.5
270
29
1.6
8-22
241
240
740
8"    10"
R
381
330
270
42
10
12-25
250
406
362
324
31
1.6
12-25
279
276
810
注：出口法兰为150Lb。   Remark:150Lb for outlet flange.