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Home > Manufacturing & Processing Machinery > Mining Machinery > Mining Machinery Parts > YJ Type One-way Shock Absorber

YJ Type One-way Shock Absorber

Goldenman Petroleum Equipment Co., Limited

Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)

Key Specifications

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Place of Origin:

China

Brand Name:

Type:

Drill Collar

Contact Supplier Request Quote Chat Now

Payment & Shipping

Payment Methods:

Port of Shipment:

Main port of china

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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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