YJ Type One-way Shock Absorber

YJ Type One-way Shock Absorber photo-1
Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)
Key Specifications
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Place of Origin:
China
Brand Name:
GM
Type:
Drill Collar
Payment & Shipping
Payment Methods:
Port of Shipment:
Main port of china
Delivery Detail:
Delivery time depends on order quantity.
Place of Origin China
Brand Name GM
Type Drill Collar
Machine Type Drilling Tool
Certification API
Material Carbon Steel
Processing Type Forging
Use Well Drilling

Specifications

1 YJ type one-way shock absorber is a fishing tool
2.API 7-1 certificate

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.

I.D.

Max.stroke

Max.bit

Tensile

Ambient

Thread

Pull-down

Sealling

(mm) 

(mm)

(mm) 

weight

strength

temperature

conn. 

overallength

Pressure

   

(KN) 

(KN)

  

(mm) 

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

 

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Business Type
Trading Company
Year Established
2006
Factory Size
Below 1,000 square meters
Total Employees
11 - 50 People