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Spiral Drill Collar With Elevator Groove and Slip Groove

Spiral Drill Collar With Elevator Groove and Slip Groove photo-1
US$ 100 - 1,000 MOQ: 10 Pieces
Key Specifications
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Place of Origin:
Henan, China
Brand Name:
Zhongshi
Type:
Drill Collar
Payment & Shipping
Payment Methods:
Port of Shipment:
Tianjin Qingdao
Delivery Detail:
Delivery time depends on order quantity.
Place of Origin Henan, China
Brand Name Zhongshi
Type Drill Collar
Machine Type Drilling Tool
Certification API
Material Carbon Steel
Processing Type Forging
Use Well Drilling
 
Product Description

  Spiral Drill Collar

 

Spiral drill collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from differential pressure. The spiral drill collars are manufactured strictly according to API standard.

 

1. Material: AISI 4145H Alloy steel, Non magnetic steel, etc.

2. Shape: It is a kind of drill collar which adds three dextrogyrate spiral groove on the outer circle of ordinary drill collar when processing, and the purpose is to reduce the area of contact and friction with the well wall, which can effectively prevent the pressure sticking. 

3. Use: It is mainly used between the drill head and the drill pipe, so that it can make the drill head work reposefully and keep right trace by providing the pressure and weight for drill head.

4. Standard: API Spec 7-1 or SY/T5144 Standard.

5. Inspection&Test: When producing, traceability are maintained from the receipt of raw material to completion of final products, and serial numbers are diestamped on each workpiece body. During each manufacturing process, inspection and test are performed.

Spiral Drill Collar with Elevator Groove and Slip GrooveSpiral Drill Collar with Elevator Groove and Slip Groove

 

 

 
Company Information

   Puyang Zhongshi Group Co., Ltd. is a member of Sinopec Corporation. As a national high-tech enterprise and scientific enterprise, we launch business in areas of science & technology, industry, and trade. 

Our products have attained ISO9000 quality system certification. Some petroleum product machinery have passed the evaluation of API certification in the United States. Our products are exported to the Middle East, Europe, Africa and other overseas markets. We have registered in the Republic of the Sudan to set up a company. 

Our group is located in Puyang City of Henan Province with beautiful landscape and convenient transportation. Puyang City has been granted titles of "China National Cultural City" and "China National Cultural City". 

We persist in the policy of "technology is the guide and quality is our life". We believe that quality determines sustentation. We will provide customers with reliable and adaptable products and services on the basis of equality, mutual benefits and sincerity. We sincerely hope to develop friendly cooperation with both domestic and overseas colleagues, to create a prospect future together.

Spiral Drill Collar with Elevator Groove and Slip GrooveSpiral Drill Collar with Elevator Groove and Slip Groove

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Business Type
Manufacturer, Trading Company
Year Established
1997
Factory Size
Above 100,000 square meters
Total Employees
501 - 1000 People