YJ one-way Shock Absorber for oilfield

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  • >=1 Pieces
    US $1000.00
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Overview
Quick Details
Place of Origin:
China (Mainland)
Brand Name:
DYQX-petro
Model Number:
Size
Type:
Drill Pipe
Machine Type:
Drilling Tool
Certification:
API
Material:
Carbon Steel
Processing Type:
Forging
Use:
Well Drilling
Usage:
weill drilling
Supply Ability
Supply Ability:
1000 Set/Sets per Month
Packaging & Delivery
Packaging Details
WOOD CASE OR INTERATIONAL STANDARD
Port
China Port
Lead Time :
20-30days

Specifications

Hydraulic Up Jar: 
YSJ-type Hydraulic Up Jar is used to deal with different kinds of sticking accidents in deep well

YJ type one-way shock absorber is a kind of drilling tool which effects shock absorption by depending on hydraulic oil external force through elastic deformation and damping. With some features of simple construction and easy and reliable operation,it can fully overcome the impact and shocking load from drill strings during drilling operation. Taking use of the shock absorber, it can raise the service life for drill bit and drill tool, speed up drilling, get rid of drilling jumping , well protect surface equipments and drilling tools

 

 Technical specifications and parameters

Type

O.D.
(mm)

I.D.
(mm)

Max.stroke
(mm)

Max.bit
weight
(KN)

Tensile 
strength
(KN)

Ambient
temperature

Thread
conn.

Pull-down
overallength
(mm)

Sealling
Pressure
Mpa

YJ121B

121

38

121

265

1000

-40~150

3 1/2"REG

3950

30

YJ160B

160

45

120

343

1500

-40~150

NC46

4100

30

YJ178B

178

57

125

392

1500

-40~150

NC50

3845

30

YJ203B

203

64

150

490

2000

-40~150

6 5/8"REG

4045

30

YJ229B

229

70

150

539

2000

-40~150

7 5/8"REG

3800

30

 YJ1.jpg