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Choke Valve Hydraulic choke valve Positive choke valve Manual orifice choke valve

chock valve
Choke Valve£º
The choke valve, a main component of Christmastree, is design to control production rate of the oil well,with working pressure up to 10000psi. Choke valvescan be classified as follows: adjustable choke valves and positive choke valves. By rotating handwheel todrive the stem, the adjustable choke valve is designedto adjust the effective area available for the flow to ac-complish control of production rate. The positive chokevalve is design to accomplish control of production rateby changing flow beans.
Features£º
The coupling nut used for connecting the bonnetand body allows fast make-up and break-out
Stem tip and bean adaptor are fabricated from spe-cial carbide alloys for corrosion and abrasionresistance.
Indicator lens with scale marks allows the operatorto know stem's position and actual orifice area
Turn handwheel counter-clockwise and the valvewill open; turn handwheel clockwise and the valvewill close.
Parts List£º
Item
Component
Qty
Material
Remark
1
Bushing
1
FKM
2
Body
1
30CrMo
3
Bonnet Stud
8
30CrMo
4
O-Ring
2
NBR
5
Seat Bushing
1
30CrMo
6
Seat
1
YG8
7
Stem Adaptor
1
30CrMo
8
Valve Core
1
YG8
9
O-Ring
2
NBR
10
Packing Box
1
30CrMo
11
O-Ring
2
NBR
12
Bonnet
1
30CrMo
13
Packing Gland
1
30CrMo
14
Bonnet Nut
8
30CrMo
15
Stem
1
2Cr13
16
Screw Housing
1
40Cr
17
Saddle Key
1
45
18
Stem Nut
1
ZcuA19-4
19
Handwheel
1
QT400-17
20
Indecator Ring
1
2Cr13
21
Stem Protector
1
Q235
22
Bearing Gland
1
40 Cr
23
Bearing
2
Standard
24
Flat Key
1
Standard
25
Grease Cup
1
Standard
26
Packing Ring
2
2Cr13
27
Packing
5
FKM
 
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