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.

TFA42C600   TFA42C600P   TFA42C600R

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

3
/4"    1"

D

118

82.5

43

16

7

4-19

25

108

79.5

51

15

1.6

4-15

96

92

290

1"    2"

D

124

89

51

19

7

4-19

50

152

120.5

92

18

1.6

4-19

115

105

290

1
1 /2"    2"

D

156

114.5

73

22

7

4-22

50

152

120.5

92

18

1.6

4-19

152

124

340

1 1
1 /2"  2 /2"

D

156

114.5

73

22

7

4-22

65

178

139.5

105

20

1.6

4-19

152

124

350

1
1 /2"    3"

F

156

114.5

73

22

7

4-22

80

190

152.5

127

22

1.6

4-19

152

124

350

1 
2"    2 /2"

F

165

127

92

26

7

8-19

65

178

139.5

105

20

1.6

4-19

162

154

380

2"    3"

F

165

127

92

26

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