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+86-851-87995503

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Gaofeng Gaofeng

Product Details

Product Details

“GAOFENG” has strict systems of scientific research and quality assurance

“GAOFENG” has strict systems of scientific research and quality assurance

Double Acting Full Hydraulic Drilling Jar Lock Type QYS

Double Acting Full Hydraulic Drilling Jar Type QYS, both the stroke up and down are hydraulic, and equipped with locking devices, not only realize stepless adjustment of the jar force, but also avoid the occurrence of false jarring.

Category：

Drilling Jars

SALES@GAOFENG-PETRO.COM

+86-851-87995502

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Detailed introduction

Model

QY121S

QY165S

QY203S

OD mm

（in）

121

（4 3/4）

165

（6 1/2）

203

（8）

ID mm

（in）

50

（2）

57

（2 1/4）

76.2

（3）

Thread connection

NC38

NC50

6 5/8REG

Working tension kN

(Ib)

1100

(250000)

2000

(450000)

2800

(630000)

Allowable working torque kN.m

(Ib·ft)

15

(11000)

30

(22000)

45

(33000)

Maximum up impact force kN

 (Ib)

350

(78000)

700

(160000)

1000

(225000)

Maximum down impact force kN

 (Ib)

180

(40000)

350

(78000)

500

(110000)

Upper stroke mm

152

152

152

Down stroke mm

152

152

152

overall length mm

6950

7150

7236

Note: the sealing pressure of water hole is 30MPa, the outer diameter of the tool is 73 ~ 146, and the temperature is 150°C. 159 ~ 241 Temperature resistance 120°C.

Key words:

Gaofeng petroleum machinery and equipment, oil and gas drilling and production downhole tools

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Contact Us

Add:No.2, Changling South Road, Guanshanhu Distict, Guiyang City, Guizhou Province

Tel: +86-851-87995502

Whatsapp: +8618275010945

Fax: +86-851-87995503

E-mail: SALES@GAOFENG-PETRO.COM

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Tapered Mill Type XZ

The Tapered Mill Type XZ is used to recover bore size. It is mainly used to mill collapsed casing or eliminate restrictions, and can clear mineral crystals and some other hard debris stranding on the well wall. SpecificationsNominal O.D. mm(in)Connection APISuitable Hole Diameter mm(in)89(3.50)NC26、3-3/8REG95.2～101.6 (3.76～4)97(3.82)107.9～114.3(4.25～4.5)110(4.33)NC31、2-7/8REG、3-1/2REG117.5～127.0(4.63～5)121(4.76)130～139.7(5.11～5.5)130(5.12)142.9～152.4(5.63～6)140(5.51)NC38、3-1/2REG、4-1/2REG155.6～165.1(6.13～6.5)156(6.14)168～187.3(6.6～7.37)178(7)190.5～209.5(7.5～8.25)200(7.87)NC50、4-1/2REG212.7～241.3(8.37～9.5)232(9.13244.5～269.9(9.62～10.63)257(10.12)6-5/8REG273～295.3(10.74～11.63)279(10.98)298.5～317.5(11.75～12.5)295(11.61)320.6～346.1(12.62～13.63)330(13)349.3～406.4(13.75～16)381(15)406.4～444.5(16～17.5)406(15)7-5/8REG431.8～508(17～20)432(17)457.2～533.4(18～21)534(21)558.8～660(22～26)686(27)711.2～863.6(28～34)

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Flat Bottom Junk Mill Type MXP

Junk Mill Type MXP can be divided into three kinds: flat-bottom (or concave-bottom) milling shoe, guide milling shoe and cone milling shoe, according to its structure and shape. At the milling surface, the carbide particles are built up by welding, which plays a part of self-milling. It is used to mill the fallen substances, such as tooth wheel, slipdog, fittings for deep-well pump, etc. with the advantages of anti impact and longer service life. SpecificationsModelO.D. mm(in)Connection APIOverall length mm(in)MXP(A)80C-2A3080(3 1/8)2 3/8REG300(11 3/4)MXP(A)89C-2A3089(3 1/2)2 3/8REG500(19 5/8)MXP(A)92C-NC2392(3 5/8)NC23500(19 5/8)MXP(A)102C-210102(4)NC31500(19 5/8)MXP(A)108C-2A10108(4 1/4)NC26500(19 5/8)MXP(A)114C-210114(4 1/2)NC31500(19 5/8)MXP(A)146C-310146(5 3/4)NC38500(19 5/8)MXP(A)159C-310159(6 1/4)NC38500(19 5/8)MXP(A)190C-410190(7 1/2)NC50500(19 5/8)MXP(A)203C-410203(8)NC50500(19 5/8)MXP(A)292C-630292(11 1/2)6 5/8REG500(19 5/8)MXP(A)305C-630305(12)6 5/8REG500(19 5/8)MXP(A)410C-730410(16 1/8)7 5/8REG450(17 5/8)MXP(A)425C-630425(16 3/4)6 5/8REG500(19 5/8)

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WD-S hydraulic external cutting knife

It is usually connected with the washover pipe and can cut the fish at its any section. Compared with the mechanically-actuated one, it has the advantages of simple operation and quick cutting.

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WD-J type mechanical external cutting knife

It is spring fed automatically so that it can avoid the cutter breakdown which may be resulted from the larger pulling force.

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NG type mechanical internal cutting knife

it is pressured to rotate for cutting the drill string. If it is equipped with the spear, cutting and recovering can be completed at the same time.

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FJ type arrow check valve

Arrow Back-Pressure Sub Type FJ is an important kind of internal blowout preventer, with the function of preventing high-pressure oil and gas from blowing out of the drill string.

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LXF type continuous circulation valve

Model LXF continuous circulating valve is a kind of key tools used in continuous circulating well-drilling technology. The purpose is to solve a series of problems under the well caused by annulus pressure fluctuation due to the stop/start the circulation when unloading a single column during the well-drilling and stripping-in process.

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Floating valve core

In normal well-drilling, the valve cover of the floating valve core opens, then the drilling fluid circulates smoothly.

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NFQ type drilling tool internal blowout preventer

Model NFQ inner blowout preventer (Grey Valve) is a necessary blowout preventing device during drilling process specified by IADC (International Association of Drilling Contractors).

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