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Throttling valve on the welding

Products > Oil field valve > Throttling valve on the welding

Throttling valve on the welding

Model: J6B6Y
Nominal Diameter: DN25 200mm ~
Nominal: PN16.0 ~ 35.0MPa
Connection: Welding
Suitable medium: water, oil, natural gas, etc.
Temperature: -29 ℃ ~ 121 ℃
Valve Manufacturing: GB12235-1994
Valve Manufacturing: GB12235-1994
Flange Standard: GB9113
Valve Test: GB / T13927-1992
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High pressure balance welding throttle J6B6Y J6B7Y reference API and related standards optimized design, novel structure, the valve flap has several holes and the upper chamber connected to achieve pressure from top to bottom balance. The use of composite packing, sealed, reliable, low friction. Sealing with live valve seat structure. Surfacing Carbide. 
 Valves can be installed in horizontal or vertical pipe

Nominal pressure 
(MPa)

16.0

20.0

25.0

35.0

Shell test pressure 
(MPa)

24.0

30.0

37.5

52.5

Seal test pressure 
(MPa)

17.6

22.0

27.5

38.5

Suitable media

Water, oil, natural gas and so on

proper temperature

-29 ° C to 121 ° C

 

Valve Manufacturing: GB12235-1994

Structure length: GB / T15188.1-1994

Valve test: GB / T13927-1992

 

High pressure balance welding throttle J6B6Y J6B7Y shape and connection dimensions

Nominal pressure 
(MPa)

Nominal diameter 
(MPa)

Size (mm)

D

G

C

L

H

W

16.0 
20.0

25

22

27

49

254

243

220

32

28

33

60

279

299

300

40

35

40

70

305

332

300

50

47

52

85

279

367

320

65

57

63

103

330

383

320

80

73

79

116

470

376

320

100

98

104

142

546

472

350

150

146

152

201

610

627

450

200

190

196

258

737

760

550

25.0 
35.0

25

22

27

49

254

243

220

32

28

33

60

279

299

300

40

35

40

70

305

332

300

50

47

52

85

279

367

320

65

57

63

103

330

383

320

80

70

76

116

470

376

320

100

92

98

156

546

472

350

150

136

142

220

705

627

450

200

174

180

270

832

760

550


High pressure balanced welding throttle J6B6Y J6B7Y main parts material

Part Name

Body valve cover

Valve stem cylinder liner

filler

Studs

O-ring

material

Carbon steel

stainless steel

PTFE + rubber

35CrMoA

Nitrile rubber