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Shanxi Weigao Petroleum Drilling Tools Co., Ltd.

China Manufacturer with main products: Drill Collars, Drill Pipes, Square and Hexagonal Kellys, Non-Magnetic Drill Collars, Integral Heavy Weight Drill Pipe, Spiral Drill Collar

Home  >Products Catalog > Drill Collar > API Spec Non magnetic Drill Collar--Oil and gas equipment

API Spec Non magnetic Drill Collar--Oil and gas equipment

FOB Price: 500.00 - 4,000.00 USD/Piece
Supply Ability: 20,000 Piece/Pieces per Year
Shipping: FOB Tianjin
Payment Terms: L/C, T/T
In Stock

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Shanxi in China
Packaging Details: Iron shelves or others suited seashipment.


♦ The Petroleum drilling tools of Weigao's mainly include Drill collars, Spiral drill collars, Non magnetic drill collars, Short drill collars, Drill tool stabilizers, Non magnetic drill tool stabilizers, Integral heavy weight drill pipes, etc.
♦ The details of Non magnetic Drill collar as follows,
1. MaterialNon magnetic steel
2. Shape: It is the round pipe with smooth surface and thick wall, and the both ends are machined screw thread for connection.
3. Use: It is mainly used for the inspection in the process of petroleum drilling.
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 die-stamped on each workpiece body. During each manufacturing process, inspection and test are performed.
6. Magnetic permeability(MPS=1×105/4∏A/m)
 1). Average: Ur<1.010.
 2). Magnetic Field Gradient: ΔB≤0.05μT.

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