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Clamping throttle cut-off valve

Products > Oil field valve > Clamping throttle cut-off valve

Clamping throttle cut-off valve

Model: J8B6Y
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 Clamp Globe Valve J8B6Y J8B7Y 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.

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 
Clamp coupling: JB3970 
Valve Test: GB / T13927-1992


High Pressure Balance Clamp Globe Valve J8B6Y J8B7Y Shape and connection dimensions

PN 
(MPa)

DN 
(MPa)

Size (mm)

D

P

D1

L

H

W

16.0 
20.0

25

twenty two



115

243

220

32

28



130

299

300

40

35



130

332

300

50

47



150

367

320

65

57



170

383

320

80

73



190

376

320

100

98



215

472

350

25.0 
35.0

25

22

115

243

220

32

28



115

243

300

40

35



130

332

300

50

47



150

367

320

65

57



170

383

320

80

70



190

376

320

100

92



215

472

350


High Pressure Balance Clamp Globe Valve J8B6Y J8B7Y Main Parts Material

Part Name

Body valve cover

Valve stem cylinder liner

filler

Studs

O-ring

material

High-quality carbon steel

stainless steel

PTFE + rubber

35CrMoA

Nitrile rubber