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Type JYQ Hydro-Mechanical Drilling Jar

Type JYQ Hydro-Mechanical Drilling Jar

Description

Model JYQ Drilling Jar can integrate the mechanical and hydraulic. The up jarring can be acted by hydraulic as to realize the stepless control of up jarring tonnage. The lock mechanism designed specially can avoid the mistaken jarring of up. The down jarring can be acted mechanically. It can adopt the new special material for higher property and safety. It can be used for directional hole, deep hole and so on.

Specifications

Model

O.D.

 mm(in)

I.D. 

mm(in)

Connection API

Max. 

Upward   

Jarring 

force kN(lb)

Max.

Downward 

  Jarring 

force kN(lb)

Max.

 Working

 Load kN(lb)

Tensie 

Yield   

Strength kN(lb)

Max. 

Working 

  Torque 

kN.m (ft.lbs)

Torsional

 Yield Torque

   kN.m (ft.lbs)

Length

 mm(in)

JYQ121Ⅱ

121

(4-3/4)

57.2

(2-1/4)

NC38

350

 (78000)

250

 (56000)

1100 

(250000)

1950

 (440000)

15

(11000)

27

(20000)

4500

(117.17)

JYQ159

159

(6-1/4)

57.2

(2-1/4)

NC46

700

 (156000)

350

 (78000)

1600 

(360000)

2700

(600000)

25

 (18000)

65

 (48000)

5007

 (197.13)

JYQ165

165

(6-1/2)

70

(2-3/4)

NC50

700

 (156000)

350

 (78000)

2000

 (450000)

3750

(840000)

30

 (22000)

75

 (55000)

5256 

(206.93)

JYQ178

178

(7)

70

(2-3/4)

NC50

800 

(180000)

400 

(90000)

2400

 (540000)

4650

(1000000)

35

 (26000)

80

(59000)

5256

 (206.93)

JYQ197

197

(7-3/4)

76.2

(3)

6-5/8REG

1000

 (225000)

500 

(110000)

2600

 (580000)

5100

(1150000)

40

 (29000)

100

 (74000)

5095 

(200.60)

JYQ203

203

(8)

76.2

(3)

6-5/8REG

1000

 (225000)

500 

(110000)

2800

 (630000)

6650

(1500000)

45 

(33200)

145 

(100000)

5095

 (200.60)

JYQ241

241

(9-1/2)

76.2

(3)

7-5/8REG

1400

 (315000)

650

 (150000)

3500

 (780000)

9850

(2200000)

75 

(55000)

180

 (130000)

5300

 (208.60)