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Product Details

Product Details

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

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

Mechanical Drilling Jar Type JZ

Model “JZ” Mechanical Drilling Jar is a drill jarring and stuck releasing tool belongs to our factory. It can integrate the up jar and down jar resulting in releasing the stuck accidents occurred in the drilling operation. SpecificationsModelO·D·mm(in)I.D.mm(in.)Connection（API）Allowable TensilekN(lbs)Allowable TorquekN·m(lbs·ft)Pump Open Areac㎡Up Stroke   mmDown Stroke mmOAL (Locking position)mmJZ95Ⅱ95(3 3/4)25(1)2 7/8REG600(135000)4(3000)34.61491665624JZ108Ⅱ108(4 1/4)36(1 27/64)NC31800(180000)10(7400)402032036404JZ121Ⅱ121(4 3/4)45(1 3/4)NC381100(247000)15(11000)481982066354JZ127127（5）45(1 3/4）NC381200(270000）15(11000）481982066354JZ140140（5 1/2）50（2）NC381350(303000）20(15000）591501656300JZ159Ⅳ159(6 1/4)57(2 1/4)NC461600(360000)25(18500)781491666517JZ165Ⅱ165(6 1/2)57(2 1/4)NC502000(450000)25(18500)781491666517JZ178Ⅱ178(7)71.4(2 13/16)NC502400(540000)30(22000)931601827266JZ203Ⅱ203(8)71.4(2 13/16)6 5/8REG2800(630000)35(25800)1361601827234JZ229Ⅱ229(9)76(3)7 5/8REG3000(670000)35(25800)1812032037754

Category：

Drilling Jars

SALES@GAOFENG-PETRO.COM

+86-851-87995502

Inquiry
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Detailed introduction

Model “JZ” Mechanical Drilling Jar is a drill jarring and stuck releasing tool belongs to our factory. It can integrate the up jar and down jar resulting in releasing the stuck accidents occurred in the drilling operation.

 

Specifications

Model

O·D·

mm(in)

I.D.

mm(in.)

Connection

（API）

Allowable Tensile

kN(lbs)

Allowable Torque

kN·m(lbs·ft)

Pump Open Area

c㎡

Up Stroke

   mm

Down Stroke 

mm

OAL (Locking position)

mm

JZ95Ⅱ

95

(3 3/4)

25

(1)

2 7/8REG

600

(135000)

4

(3000)

34.6

149

166

5624

JZ108Ⅱ

108

(4 1/4)

36

(1 27/64)

NC31

800

(180000)

10

(7400)

40

203

203

6404

JZ121Ⅱ

121

(4 3/4)

45

(1 3/4)

NC38

1100

(247000)

15

(11000)

48

198

206

6354

JZ127

127

（5）

45

(1 3/4）

NC38

1200

(270000）

15

(11000）

48

198

206

6354

JZ140

140

（5 1/2）

50

（2）

NC38

1350

(303000）

20

(15000）

59

150

165

6300

JZ159Ⅳ

159

(6 1/4)

57

(2 1/4)

NC46

1600

(360000)

25

(18500)

78

149

166

6517

JZ165Ⅱ

165

(6 1/2)

57

(2 1/4)

NC50

2000

(450000)

25

(18500)

78

149

166

6517

JZ178Ⅱ

178

(7)

71.4

(2 13/16)

NC50

2400

(540000)

30

(22000)

93

160

182

7266

JZ203Ⅱ

203(8)

71.4(2 13/16)

6 5/8REG

2800

(630000)

35

(25800)

136

160

182

7234

JZ229Ⅱ

229(9)

76(3)

7 5/8REG

3000

(670000)

35

(25800)

181

203

203

7754

Key words:

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

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Full-Hydraulic Drilling Jar Type QYⅢ

Hydraulic Thruster Type TLQ

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Full-Hydraulic Drilling Jar Type QYⅢ

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Hydraulic Thruster Type TLQ

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Pilot Junk Mill Type GMX/YMX

Model “GMX” Pilot Junk Mill can be inserted into milling fish-top of fishes water-hole from the polit part. Model YMX Guide Mill Shoe can be used for milling inner bore and fish-top, or the unfixed fishes ( just like drill pipe, drill collar and tubing etc. ) The milling surface can be made of carbide alloy, and the water groove on mill body can make the drilling fluids flow. SpecificationsNominal O.D.  mm(in)Connection APImm(in)Suitable well diameter mm(in)97(3.82)NC2673～89(2.87～3.5)107.9～114.3(4.25～4.5)121(4.76)NC31、2-7/8REG、3-1/2REG90～102(3.54～4)130～139.7(5.11～5.5)130(5.12)100～160(3.93～6.3)142.9～152.4(5.63～6)140(5.51)110～120(4.33～4.72)155.6～165.1(6.13～6.5)156(6.14)3-1/2REG127(5)168～187.3(6.6～7.37)178(7)4-1/2REG158～168(6.22～6.61)190.5～209.5(7.5～8.25)200(7.87)168～178(6.61～7)212.7～241.3(8.37～9.5)232(9.13194(7.64)244.5～269.9(9.62～10.63)257(10.12)6-5/8REG210～219(8.26～8.62)273～295.3 (10.75～11.63)279(10.98)220～230(8.66～9)298.5～317.5 (11.75～12.5)295(11.61)240～246(9.45～9.68)320.6～346.1 (12.62～13.63)330(13)273(10.74)349.3～406.4 (13.75～16)381(15)320(12.61)406.4～444.5 (16～17.5)

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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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