Logan Surface Bumper Sub Jars for Workover Solution Intervention

• Customization: Available
• After-sales Service: 7/24 Hours After-Sales Services
• Warranty: 24 Months
• Manufacturing Process: CNC Milling
• Surface Treatment: Spray-Paint
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Steel Type: 4145h or 40crmnmo
• Standard: API Q1/API7-1
• Connection: API Standard Connection, Reg, If Premium
• Max. Torque Load: 20-30K.M
• Od: 4 3/4"-8"
• Max . Jarring Force Mn TF: 0.4-0.68
• Max. Tension Load Nm TF: 1.2-2.1
• Stroke: 59"-78.75"
• Sealing Pressure (Psi): 4400
• ID: 1 3/16"-2"
• Unit Weight Kg: 170-730
• Closed Length: 121.85"-153.15"
• Orginal Releasing Force TF: 15-20
• Transport Package: Iron Rack
• Specification: 4 3/4", 6 1/2", 8"
• Trademark: TIANHE
• Origin: China
• HS Code: 8341341000
• Production Capacity: 5000
• Package Size: 3900.00cm * 100.00cm * 100.00cm
• Package Gross Weight: 170.000kg

Product Description

Production Description:

The DJ surface bumper jar has been proven to be a safe and effective tool in releasing stuck tools in drilling operations throughout the years. It is generally connected at the surface section of the drill string during operations which require strong downward jarring impacts. The jarring force can be easily adjusted with the adjustable device located above the rotary disc. The surface bumper jar is easy to operate and is uniquely designed to support continuous down jarring.

Working Principle

The DJ surface bumper jar has been proven to be a safe and effective tool in releasing stuck tools in drilling operations throughout the years. It is generally connected at the surface section of the drill string during operations which require strong downward jarring impacts. The jarring force can be easily adjusted with the adjustable device located above the rotary disc. The surface bumper jar is easy to operate and is uniquely designed to support continuous down jarring.


Specifications - ZJS Jar Intensifier

Detailed Photos

Company Profile

Tianhe Oil Group Huifeng Petroleum Equipment Co., Ltd is a modernized medium-scale enterprise specialized in production of oil and gas tools.

As an API-Certified established manufacturer and supplier of a comprehensive range of downhole equipment with related accessories, we are committed to providing the highest Quality products for the Petroleum and natural gas industry since 1973.


Tianhe Oil Group strongly believes and promotes Total Quality Management, implement the ISO quality management system and HSE management system and API Standard, which has been deeply implanted into every person's thought and carried out into every aspect of work.

Our manufacturing facilities are well equipped with four automated induction heat treatment lines and dozens of other types of heat treatment ovens and well furnaces to ensure full coverage of heat treatment requirements by different products to achieve the required mechanical properties.

In order to ensure the quality consistency and interchangeability of high precision components, Tianhe has introduced WFL 5-axis Linkage Turning & Milling Machining Center from Austria, Mazak's turn milling machining center from Japan and the Haas vertical machining center from USA. These processes are facilitated with precise quality inspection equipment such as the Brunker OES Metal Analyzers from Germany, Ultrasonic and Magnetic Powder Flaw Detector and high precision Hexagon Three Coordinate Measuring Machine and Farco Portable Three Coordinate Measuring Machine.

So far, Tianhe Oil Group has established strong business relationships with over 200 international oil & gas companies in supporting the top 50 oil producing countries.


We take pride in delivering superior performances and reliability. Our objective is to exceed your expectations, improve your economics and be an integral part of your strategies.

After Sales Service

7/24 online

FAQ

1.Q:Are you a factory or trading company?
We are a factory and the Top 3 of oildrilling equipment manufacturer.

2.Q:Where is your factory located? 
We locate in Heilongjiang Province, China.

3. Q:What do your factory do regarding quality control?
From material to products, we inspect each process to keep good quality.
And SGS inspection can be accepted.

4.Q:How about MOQ ?
We have stock of common sizes at hand, so even few ton is accepted.

5.Q:How about payment ?
Both T/T and L/C can be accepted.

6.Q: How long does your warranty?
We can assured the quality within 90 days after receiving the cargoes.