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Valves and High Pressure Accessories

In addition to provide you with the christmas tree, tubing head and other oil equipment, we also offer you different types of high pressure valves to use in oil exploration projects, such as gate valve, ball valve, expansion valve, throttle valve, mud valve and other manual valves or hydraulic valves.

1.Gate valve

Manual non-rising stem gate valve

1.Non-rising stem (no lift)structure
2.The seal between valve and bonnet, gate and seat is metal to metal type.
3.Between stem and bonnet have back seal structure, so that valve with pressure to replace packing stem
4.Metal to metal seal between gate and seat, and the surface is weld overlay with hard alloy, which have features of corrosion resistance and washing resistance
5.Working pressure :14MPa~105Mpa
Nom bore :2-1/16" ~4-1/16"

W.P (psi) 2M, 3M, 5M, 10M, 15M, 20M
Material class AA, BB, CC, DD, EE, FF
PSL PSL1, PSL2, PSL3, PSL4
PR PR1,PR2
Master bore (in) 1-13/16" ,2-1/16",2-9/16" ,3-1/16" ,3-1/8",
4-1/16"
Manual rising stem gate valve

1.It is rising stem structure with balance trail stem
2.Between body and bonnet , gate and seat are metal to metal seal
3.Between and bonnet are back seal structure so that replace packing stem with pressure.
4.Gate and seat surface are hard alloy , resistance corrosion and bushing
5.Working pressure :14MPa~105MPa
6.Non bore :2-1/16"~ 4-1/16

W.P (psi) 10M, 15M, 20M
Material class AA, BB, CC, DD, EE, FF
PSL PSL1, PSL2, PSL3, PSL4
PR PR1,PR2
Nom bore (in) 1-13/16,2-1/16,3-1/16,3-1/8,4-1/16
Hydraulic gate valve

1.Remote hydraulic control
2.Hydraulic actuator
3.Working pressure :21MPa~105MPa
4.Nom bore :2-1/16 "~4-1/16"

W.P (psi) 5M, 10M, 15M, 20M
Material class AA, BB, CC, DD, EE, FF
PSL PSL1, PSL2, PSL3, PSL4
PR PR1,PR2
Nom bore (in) 1-13/16,2-1/16,2-9/16,3-1/16,3-1/8,4-1/16
Expanding gate valve

Gate thickness is reduce when switch , reduce gate and seat seal corrosion and switch torque

1.The gate is expanding when valve start and finish, seal is safety and convenience.
2.Applicable in the wellhead of steam injection, thermal production and environment with high temperature.
3.Working pressure :14MPa -70MPa
4.Nom bore :2"-4"

Kelly plug valve

1.It is repair and replace valve part on pipeline
2.End connection is union , flange
3.Working pressure 10000PSI~15000PSI

Size 42Mpa 70Mpa 105Mpa
1" 2" LP inside threaded 2" LP outside threaded 2" union head
2" 2" LP inside threaded 2" LP inside threaded 2" union head
3" / 3" LP inside threaded 3" union head
Mud valve

1.Valve body ,bonnet ,gate and stem is made of low alloy steel or stainless steel, valve. Seat is made of Nitrile rubble。
2.Mud valve can be applied in the mud circulating pipe line
3.End connections: flanged ,threaded and union
4.Replacement and repair of valve core is conveniently
5.Working pressure 2M, 3M, 5M
6.Nom bore (inch) 2, 3, 4, 5

Choke valve: Adjustable choke valve

1.Stem and valve bore is made of hardness alloy.
2.Feature of abrasion resistance, wash resistance and reliable serviceability
3.Apply for Christmas and wellhead equipment
4.Working pressure :2000~20000Psi
5.Nom bore :2-1/16"~ 4-1/16"

Choke valve: Positive choke valve

1.Bean of choke is made of tungsten carbide or ceramics, so it has feature of abrasion resistance , wash resistance and reliable serviceability ,which apply for wellhead and Christmas tree equipment
2.Working pressure :2000~20000Psi
3.Nom bore :2-1/16"~ 4-1/16"

Choke valve: Hydraulic choke valve

1.Standard :API 6A
2.Stem and valve core are made of tungsten carbide
3.Has feature of abrasion resistance , wash resistance and reliable serviceability
4.Apply for choke manifold
5.Actuator type: hydraulic actuator
7.Nom bore :2-1/16"~ 4-1/16"

Check valve

1.End connection is meet with API 6A specification
2.Working medium is single direction
4.Working pressure (psi): 2M, 3M, 5M, 10M, 15M
5.Master bore (in): 2-1/16,2-9/16,3-1/8(3-1/16), 4-1/16

Ball Valve

1.Ball valve is meet with API Spec 6D specification
2.Technical parameter
3.Rating pressure: 150 lbs~1500lbs
4.Nominal bore: 2"-30"
Technical feature
1.Since seat is floating so that ball and seat joint
2.very well and credibility seal
3.Fixed ball structure and switch torque is little

High pressure elbow bend
S/N Type W.P (Mpa) Nominal bore (mm) Connection size Seal type
1 2WT X35.1 5000(35) 2(50) Tr100x12 Ball surface hard seal
2 2WT X35.2 5000(35) 2(50) Tr100x12 End seal
3 2WT X70.1 10000(70) 2(50) Tr100x12
4 2WT X70.2 10000(70) 2(50) Tr100x12 U type seal
5 2WT X70.3 10000(70) 2(50) Tr100x12 Ball surface seal
6 2WT X70.4 10000(70) 2(50) 4 1/8-3ACME-2G End seal
7 21/2WT X35.1 5000(35) 2 1/2(65) Tr100x12 U type seal
8 21/2WT X35.1 5000(35) 2 1/2(65) Tr100x12 Ball surface seal
High pressure union

High pressure union is introduce into international technical, and made of high strength alloy. Strictly heat treatment is guarantee joint has metallurgical structure and bear capacity , which material is meet with American ASTM and AISI standard , seal is credibility , installation quickly and exchangeable . Product joint is used pipeline threaded, tubing threaded, butt weld and non-pressure seal connection.

602 type
Standard pipe size Length Countersunk Radius of nut Material Weight
nut part
in mm in mm in mm in mm     lbs kgs
1 25.4 3 17/32 89.7 1 / 4 6.4 2 5/16 58.75 SF SF 3.5 1.6
2 50.8 5 1/4 133.3 1 / 4 6.4 3 9/16 90.5 SF SF 13.25 5.9
3 76.2 6 3/8 161.92 3 / 8 9.5 4 5/8 117.5 SF SF 21 9.5
4 101.6 8 1/16 208 3 / 8 9.5 5 1/4 133.4 SF SF 33 15
1502 type
Standard pipe size Length Countersunk Radius of nut Material Weight
nut part
in mm in mm in mm in mm     lbs kgs
1 38.1 5 13/32 137 1 / 4 6.4 3 21/32 93 SF SF 12 5.4
2 50.8 7 177.8 15/64 6 3 3/4 95.3 SF SF 21 9.5
3 76.2 7 5/8 193.7 3 / 8 9.5 4 1/2 114.3 SF SF 31 14.1
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