Forged Pneumatic Bellows Valve

Specification

Size

15A

1″

20A

1-1/4″

1-1/2″

25A

32A

2″

40A

50A

Cv Value

2.9

4.1

4.1

6.9

6.9

6.9

16

16

16

21

Orifice Size (㎜)

15

19

19

25

25

25

40

40

40

45

Max. Working Pressure

1 MPa

Max. Working Temp.

PCTFE

-10 ℃ ~ 80 ℃

Internal Leakage

Test Pressure ≤ 1 x 10-2  Torr

Holding Time ≥ 1 min.

≤ 1×10-5 mbar.l/sec

External Leakage

Test Pressure ≤ 1 x 10-2  Torr

Holding Time ≥ 1 min.

≤ 1×10-5 mbar.l/sec

Particle Inspection

Pressure :30 ~ 60 psi N2 Gas

Sample Volume :  1 CFM / 0.1 ㎛ and Larger

No Count

Materials

Parts Materials

① Body

15A ~ 25A

SUS304,

SUS316L (Single Melt / Double Melt)

32A ~ 50A

SCS13, SCS16

② Disk

PCTFE

③ Bellows

SUS316L

④ Actuator

15A ~ 50A

Aluminum

Surface Roughness

BA

EP

Ra ≤ 10 μinch

Ry ≤ 3.0 ㎛

Ra ≤ 5 μinch

Ry ≤ 0.7 ㎛

Cut off Length : 0.8 ㎜

Cut off Length : 0.25 ㎜

Measuring Length : 4 ㎜

Measuring Length : 1.25 ㎜

Bright Annealed

Electro Polished

Ordering Information

PBV

Product

04

Size

AC

Actuation

MV

Connection

E

Grade

S

Material

Product

Size

Connection

Actuation

Grade

Material

PBV

15A

15A

25A

25A

BW

Butt Weld

AC

Normal Close

E

EP

D

SUS316L Double Melt

 

16

1″

32A

32A

FL

Flanged

AO

Normal Open

B

BA

S

SUS316L Single Melt

 / SCS16

 

20A

20A

32

2″

           

3

SUS304 / SCS13

 

20

1-1/4″

40A

40A

               
 

24

1-1/2″

50A

50A

               

Dimension

Model

Connection

Size

A

(㎜)

B

(㎜)

C

(㎜)

D

(㎜)

E

(㎜)

F

(㎜)

G

(㎜)

N-H

(㎜)

Butt Weld

15A

190

24

204

110

30

M6

 

 

1″

200

28

215

135

35

M6

 

 

20A

200

28

215

135

35

M6

 

 

1-1/4″

210

33

227

135

40

M6

 

 

1-1/2″

210

33

227

135

40

M6

 

 

25A

210

33

227

135

40

M6

 

 

32A

270

51

360

188

60

M6

 

 

2″

270

51

360

188

60

M6

 

 

40A

270

51

360

188

60

M6

 

 

50A

295

61

383

220

 

 

 

 

Flange

15A

108

47.5

228

110

95

51

70

4-∅15

1″

117

50

237

135

100

56

75

4-∅15

20A

117

50

237

135

100

56

75

4-∅15

1-1/4″

127

62.5

256

135

125

67

90

4-∅19

1-1/2″

127

62.5

256

135

125

67

90

4-∅19

25A

127

62.5

256

135

125

67

90

4-∅19

32A

165

67.5

376.5

188

135

76

100

4-∅19

2″

165

70

379

188

140

81

105

4-∅19

40A

165

70

379

188

140

81

105

4-∅19

50A

203

77.5

400

220

155

96

120

4-∅19

We are preparing service.

We will prepare as soon as possible.