Comprehensive Solution For Steam And Heat System!

Ansi Standard Bellows Seal Globe Valve

Application
Petroleum, chemical industry, pharmacy, fertilizer, power industry etc.

Advantage
1.Bellow seal element. The key part of bellow sealed globe valves is mental bellow. It is the connection between cover and stem with automatic roll welding. The mental bellow can keep the stem part no leakage.
2.Benefit from the con and streamline shape design, the disc has a reliable seal and longer service life.
3.Double seal design(bellows+packing). Bellow and packing can protect against leakage and provide a excellent seal.
4.Grease nipple. It can direct lubricate the stem, nut and sleeve.
5.Ergonomic hand wheel. It provide longer service life and easier operation.

Performance specification

Nominal Pressure

PN

 

Test Pressure

Strength test

1.5PN

MPa


Sealing test


 1.1PN


Gas seal tes


 0.6

 --

 --

Suitable temp

-196℃~600℃


Technical specification
Design standard: API 16.34
Face to face dimension: ANSI B 16.10
Flanged ends: ANSI B 16.5
Test & inspection: API 598



NO.

Part name

Material

1

Body

WCB、CF8、CF3

2

Seat

304、Stellite

3

Disc

13Cr、F304、F316

4

Pin

S.S304、S.S316

5

Bellows

S.S304、S.S316L

6

Stem

13Cr、F304、F316

7

Gasket

Stainless+ Flexible graphite

8

Cover

WCB、CF8、CF3

9

Nuts

ASTM 194-2H、A194-8

10

Double-headed bolt

ASTM 193-B7、A194-B8

11

Packing

Flexible graphite

12

Gland

WCB、CF8、CF3

13

Jack bolt

ASTM 193-B7、A194-B8

14

Nut

ASTM 194-2H、A194-8

15

Locator

1045

16

Stem nut

Copper alloy、B2、BL2

17

Hand wheel

Carbon steel

18

Cap

1025


150 LB

DN

Main connection size

L

D

D1

D2

b

f

H

n-Φd

1/2"

108

90

60.5

35

10.7


215

4-Φ15

3/4"

117

100

70

43

11..7


215

4-Φ16

1"

127

110

79.5

51

12.7


220

4-Φ16

1-1/4"

165

125

98.5

73

14


250

4-Φ16

1-1/2"

203

150

120.5

92

16


260

4-Φ19

2"

216

180

139.5

105

17.5


305

4-Φ19

2-1/2"

241

190

152.4

127

19


325

4-Φ19

3"

292

230

190.5

157

24


390

8-Φ19

4"

406

280

241.5

216

25.4


455

8-Φ22

5"

495

345

298.5

270

29


570

8-Φ22

300 LB

1/2"

152

95

66.5

35

14


215

4-Φ16

3/4"

178

115

82.5

43

16


215

4-Φ19

1"

203

125

89

51

17


220

4-Φ22

1-1/4"

229

155

114.5

73

21


250

4-Φ22

1-1/2"

267

165

127

92

22


260

8-Φ19

2"

292

190

149

105

25.5


305

8-Φ22

2-1/2"

318

210

168.5

127

29


325

8-Φ22

3"

356

255

200

157

32


390

8-Φ22

4"

444

320

270

216

37


455

12-Φ22

5"

559

380

330

270

41


570

12-Φ25


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